Removal tool (10) for removing a thrust socket of a pumping injector, said thrust socket being received in a retainer cup and attached to said retainer cup through a coiled flat annular spring ring (4) lying in a plane perpendicular to a main axis (A) of said thrust socket and received in an annular groove (5) of an inner wall of said retainer cup. Said removal tool comprises a holding shaft (11) having a first end (11a) in a longitudinal axis (B) direction, said first end being provided with a spring ring removal device (12), said spring ring removal device comprising a stem (13) lying in said longitudinal axis direction and provided at a distal end with a hook (14) for catching said spring ring (4), said removal device being sized to pass in a tubular gap (6) between a head (2a) of said thrust socket and a tubular wall (3b) of said retainer cup and sized to be able to rotate about said axial direction when inserted between said head and said wall with said axial direction parallel to said main axis (A) of said thrust socket.
B25B 27/00 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
B25B 27/02 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
B25B 27/30 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same positioning or withdrawing springs, e.g. coil or leaf springs
A pump assembly for a fluid delivery system for an internal combustion engine, the pump assembly comprising; a pump housing which defines an internal fluid pathway between an inlet and an outlet of the pump housing; a first gear and a second gear of the pump assembly arranged at least partially within the pump housing, wherein the first gear is arranged to rotatably engage the second gear to pump fluid along the fluid pathway towards the outlet; the first gear comprises a first gear portion and a second gear portion which are both rotatable about a rotation axis of the first gear, the first gear portion being rotatable with respect to the second portion, and a biasing element which is configured to bias the second gear portion in a direction which opposes a rotational direction of the first gear portion.
F02M 37/06 - Feeding by means of driven pumps mechanically driven
F04C 2/08 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
F04C 2/18 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
F16H 55/14 - Construction providing resilience or vibration-damping
F16H 55/18 - Special devices for taking-up backlash
F02M 37/18 - Feeding by means of driven pumps characterised by provision of main and auxiliary pumps
F04C 2/10 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
A control valve assembly for a diesel fuel injector (10), the control valve assembly comprising an interface between a sleeve (42) and a valve body (30) of the valve assembly provided with an annular groove having a substantially triangular cross-section comprising a chamfer forming an acute angle with a longitudinal axis of the valve (L) within said first annular groove.
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
A printed circuit board (PCB) (4) including an upper surface having one or more electrical terminals (9) thereon, said terminal adapted for connection to corresponding terminal of one or more electrical components, and further including one or more platforms (10) fabricated thereon, said platforms being located adjacent to corresponding component terminals, said platforms being adapted to support an electrical component thereupon, such that a portion of the component overhangs said platform above said corresponding PCB terminal.
H05K 3/30 - Assembling printed circuits with electric components, e.g. with resistor
H05K 3/34 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
The invention relates to an electromagnetic actuator (20) of a diesel fuel injector (10), the actuator (20) comprising: - a fixed electrical coil (22) provided with an axial blind hole (34), - a resilient device (30) compressed between a pin (32) and a control rod (26) moving towards the coil (22) when the latter is electrically energised, the resilient device (30) permanently urging a valve assembly (28) comprising the control rod (26) attached to a magnetic armature (24) towards a position remote from the coil (22), the valve assembly (28) comprising the resilient device (30) being arranged in a blind hole (34), characterised in that the resilient device (30) comprises a resilient member (36) and a heat-shrinkable element (38) encapsulating the resilient member (36).
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
6.
KIT FOR INSTALLING A TIP SEAL ON A NOSE OF A GDI FUEL INJECTOR
A kit for installing a tip seal (18,19) on a nose (14) of a gasoline direct-injection (GDI) fuel injector (10), the nose having a substantially cylindrical shape and comprising at least one slot shaped to be covered by the tip seal (18,19), the tip seal (18,19) being deformable, the kit comprising at least one between: • - at least one mounting cone (20); or • - a tip seal pusher (30); or • - a tip seal fitting cylinder (50).
F02M 61/16 - Details not provided for in, or of interest apart from, the apparatus of groups
B25B 27/00 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
A kit for replacing a JET filter (3) arranged in an engine fuel pump (1), the kit comprising at least one between an extractor (10) for extracting said JET filter (3), or a pushing rod for fitting a JET filter (3) in the engine fuel pump (1), or a centering guide (32) shaped to cooperate with the extractor (10) or the pushing rod.
A clutch arrangement for a hybrid vehicle powertrain, comprises: an input shaft (30) to be connected to a crankshaft (26) of an internal combustion engine (12); an output shaft (32) for connection to a transmission (20); a one-way clutch (50) for comprising an inner race (52) connected to rotate with the input shaft (30) and an outer race (54); a coupling hub (58) rotationally coupled with the output shaft (32); and a synchronizer ring (60) arranged between the coupling hub (58) and the one-way clutch (50), the synchronizer ring cooperating with the outer race of the one-way clutch. A coupling sleeve unit (62) is selectively and axially moveable across the coupling hub (58), synchronizer ring (60) and outer race (54) between three positions: a neutral position, a first position where the coupling sleeve unit couples in rotation said coupling hub, the synchronizer ring and the outer race; and a second position where the coupling sleeve unit couples in rotation the coupling hub, the synchronizer ring, the outer race and the inner race. Also presented is a powertrain comprising such clutch arrangement.
B60K 6/387 - Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
B60K 17/02 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
B60W 10/02 - Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
F16D 41/07 - Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by pivoting or rocking, e.g. sprags between two cylindrical surfaces
9.
PROCESS FOR COOLING A SCR DOZER FOR A CATALYTIC EXHAUST OF AN AUTOMOTIVE VEHICLE
A process for cooling a selective catalytic reduction (SCR) dozer (16) for a catalytic exhaust of an automotive vehicle, said process comprising, after an engine shut off, the following steps: a) at least a sequence of a phase, called purging-filling cycle (C) followed 10 by a thermal exchange phase (ThP), and b) a final purging step, wherein the purging-filling cycle (C) comprises the steps of: - purging an aqueous urea solution (14) out of the SCR dozer, and - filling the SCR dozer (16) with the aqueous urea solution (14),15 wherein said thermal exchange phase (ThP) consists of letting the aqueous urea solution (14) inside the SCR dozer (16), and wherein the final purging step consists in purging the aqueous urea solution (14) out of the SCR dozer.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
F01N 9/00 - Electrical control of exhaust gas treating apparatus
10.
METHOD FOR PRODUCING A COMBINED FILTRATION AND CALIBRATION ASSEMBLY
Combined assembly for filtering and calibrating (130) a fuel injector (110) arranged in an internal combustion engine, the combined filtration and calibration assembly (130) extending along a longitudinal axis (X) and comprising a calibration sleeve provided with a longitudinal bore and a multitude of filtration holes (136), the combined filtration and calibration assembly (130) having a calibrated opening (138) in the bore.
A system including a fuel injector, the fuel injector including a solenoid controlled actuator, said solenoid controlled actuator including a solenoid coil connected to high side and low side terminals, adapted such that activation of said actuator causes a valve needle of a needle valve to move away from a closed position where the valve needle tip is in contact with a valve seat, to an open position where the valve needle tip is away from said valve seat, said valve seat being connected to ground potential, and where said fuel injector defines a flow path for current to flow from a high side point of the injector via said needle and seat, to ground, when said needle valve is in the closed position, wherein said high side point is connected to the high side terminal of said solenoid via a first resistor. The system comprises an ECU connected to said injector via a high side wire and a low side wire, said high and low side wires being connected to high and low sides of said solenoid. The system further comprises means to measure the current (I) flowing through said first wire to the high side terminal and also the current (II) flowing through the second wire from the low side terminal of said coil. An operational state of the needle valve is determined from the value of l-ll.
A fuel injector comprises a nozzle (12) with a body (24) defining an internal bore (28) in which a needle (30) is axially moveable and having a spray extremity with injection orifice(s). The needle has an axially symmetrical shaft portion (32) which is tapered at an end (34) and defines a male seating face (44) that cooperates with a female tapered seating face (46) in the needle bore (28), upstream of the injection orifice(s). The said needle (30) includes a protruding annular collar (36) that divides the internal volume of nozzle bore (28), the collar (36) including substantially symmetrically configured passage means (36.1). A control valve arrangement (14) including a three-way valve pilots the needle via a control chamber (50). The injector includes a detection circuit (58) in which the needle (30) forms a switch. The female tapered seating face (46) is generally conical and the male tapered seating face (44) includes a conical surface having an angle (β) of greater than 75°.
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 61/12 - Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
F02M 61/20 - Closing valves mechanically, e.g. arrangements of springs or weights
F02M 57/00 - Fuel injectors combined or associated with other devices
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 61/18 - Injection nozzles, e.g. having valve-seats
A common rail system for a fuel injection system of an internal combustion engine, the common rail system comprising: a high pressure pump for receiving fuel from a fuel tank; at least one fuel injector for delivering fuel to the internal combustion engine; a common rail for receiving fuel from the high pressure pump through a flow path of the common rail system that connects the high pressure pump to the common rail, the common rail comprising a fuel reservoir in fluid communication with a common rail inlet and in fluid communication with the one or more fuel injectors; and a filter provided in the flow path. The filter is configured to filter fuel so as to prevent particulate matter from entering the common rail. The common rail system comprises only one filter.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
15.
METHOD AND CIRCUITRY TO DETECT AND PREVENT SHORTING IN FUEL INJECTOR DRIVE CIRCUITRY
Drive circuitry for a fuel injector actuator, said drive circuitry including a High Side Drive portion and a Low Side Drive Portion, and including determination means to determine a short condition, said determination means adapted to perform a frequency analysis of a voltage(s) or a voltage signal at, or from, one or more points in the High Side Drive, and to determine if a faulty short conditions exists based on said analysis.
F02D 41/20 - Output circuits, e.g. for controlling currents in command coils
F02D 41/22 - Safety or indicating devices for abnormal conditions
H01F 7/18 - Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
A common rail assembly (10) comprises a common rail (12) having a tubular body (16) extending along a longitudinal axis (A), an inner longitudinal bore (18) for, in use, containing pressurized fuel, said body comprising a plurality of transversally protruding fuel outlet pieces (32), wherein each fuel outlet piece comprises a branch bore (36) extending along a direction transversal to said longitudinal axis (A) and in communication with said longitudinal bore (18), a first annular sealing surface (42) surrounding said branch bore (36) and an outer threaded section (44). A pressure sensor (14) is fixedly assembled by screwing on one of said fuel outlet pieces (32) of said body (12), said pressure sensor comprising: a sensor housing (46) with a pressure sensing arrangement (56) located therein; a female connector portion (66) comprising cylindrical connector cavity (68), in which said fuel outlet piece (32) is engaged, wherein said connector cavity has an inner threaded section (80) screwed on said outer threaded section (44) of said fuel outlet piece (32); a sensing channel (64) to allow flow of pressurized fuel from said branch bore (36) towards said pressure sensing arrangement (56); a tubular nipple (72) protruding in said connector cavity (68) in axial continuation of said sensing channel (64), said nipple (72) comprising a second annular sealing surface (76) that comes into sealing engagement with said first sealing surface (42) when screwing said pressure sensor onto said fuel outlet piece.
F02M 55/02 - Conduits between injection pumps and injectors
G01L 7/00 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
G01L 7/08 - Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
G01L 23/08 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
F02M 55/00 - Fuel-injection apparatus characterised by their fuel conduits or their venting means
A fuel pump assembly (2) for an internal combustion engine, the fuel pump assembly (2) comprising: a housing (4) including a plunger bore (8); a plunger (10) arranged to reciprocate within the plunger bore (8) to perform a pumping cycle comprising a pumping stroke and a return stroke, the pumping stroke comprising movement of the plunger (10) from a bottom dead centre (BDC) position to a top dead centre (TDC) position to pressurise fuel within a pump chamber (18) defined, at least in part, within the plunger bore (8), and the return stroke comprising movement of the plunger (10) from the TDC position to the BDC position during which fuel to be pressurised enters the pump chamber (18); a drive means configured to drive the plunger (10) through its pumping stroke; and a spring assembly (43) configured to apply a return force to the plunger (10) to effect the return stroke and maintain contact between the plunger (10) and the drive means during the return stroke; wherein the spring assembly (43) comprises: a return spring (14) configured to contribute to the return force over the entire return stroke; and an additional spring (42) configured to contribute to the return force during an initial portion of the return stroke as the plunger (10) moves from the TDC position towards the BDC position, and to cease contributing to the return force before the plunger (10) reaches the BDC position.
A method of storing or loading an automotive application into an ECU memory, said memory including bootloader software, comprising a) storing, updating or downloading into said memory, an application descriptor, said descriptor comprising metadata for the application, said metadata including 10 memory storage parameters; b) loading application software into said memory according to said memory storage parameters.
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
19.
A CONTROL SYSTEM FOR A DIESEL EXHAUST FLUID DELIVERY SYSTEM
A diesel émission fluid (DEF) delivery System controller for diagnosing the operation of a DEF delivery System (12) comprising a source of DEF (20) connected to an injecter (24) for injecting DEF into a vehicle exhaust after-treatment System (10), the controller (36) comprising: an input (48) arranged to receive an input signal indicative of the pressure of DEF within the DEF delivery System (12); a monitoring module (40) arranged to monitor a measurable parameter of the input signal; a calibration module (42) arranged to calibrate the measurable parameter based on a determined characteristic of the DEF delivery system; a détermination module (44) arranged to predict a flow- rate of the DEF being injected into the exhaust after-treatment System based on the calibrated parameter of the input signal; a diagnostic module (46) arranged to determine a diagnostic signal to indicate an operating condition of the injecter (24) based on the determined flow-rate; and an output (50) arranged to output the diagnostic signal.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
A hydraulic valve comprises a rod (58) guided slidingly in a bushing along a guidance zone (ZG) comprising a convergence zone (ZC) in which the forces acting on the rod tend to recentre it in the bushing and, a divergence zone (ZD) in which the forces acting on the rod tend to move it away from the axis, the two zones joining along a line of separation (M) situated in a second clamping zone, the functional clearance for sliding defined between the bushing and the rod being increased in the divergence zone (ZD).
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
A pressure sensor assembly (10) for measuring the pressure of air in a compression ignition internal combustion engine, the pressure sensor assembly comprising: an external housing unit (50); a sensor unit (20) received within the external housing unit (50), the external housing unit comprising an external surface (22) including a mounting surface (24); a sensing element (28) mounted within the sensor unit (20) and comprising a pressure-sensing surface (30); a substrate (40) upon which the mounting surface (24) is mounted; an air passage (54) to enable air to impinge on the sensing element (28), in use; and a filling passage (68), separate from the air flow passage (54), for the introduction of an encapsulation material (84) onto the sensor unit (20), during assembly. The encapsulation material (84) covers at least a part of the external surface (22) of the sensor unit (20) but does not cover the pressure-sensing surface (30) of the sensing element (28) which remains directly exposed to air within the air passage (54). The invention also relates to a method of encapsulating a sensor unit (20) in a pressure sensor assembly (10).
G01L 9/00 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
G01L 23/08 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
G01L 23/24 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for measuring pressure in inlet or exhaust ducts of internal-combustion engines
F02D 41/18 - Circuit arrangements for generating control signals by measuring intake air flow
A particulate matter (PM) sensor circuit arrangement including a PM sensor; said sensor including integral therewith: a PM sensor resistor; an RTD resistor and a heater resistor, said PM sensor including four terminal pins, of which: a) a first terminal pin being connected to one terminal of said PM sensor resistor; b) a second terminal pin being connected to one terminal side of said RTD resistor; c) a third terminal pin being connected to one terminal of a heater resistor; d) a fourth common terminal pin being connected to the respective opposite terminals of said PM, RTD and heater resistors to said first, second and third terminal pins; characterized wherein said fourth common pin is operationally connectable or connected to a boost or voltage supply, and where said first pin is connected to a low side line.
A power control arrangement for providing power from a vehicle battery to an automotive powertrain component/apparatus input under control of a controller, comprising: a controller having, a first output line ) connected to an automotive component/apparatus input via a first resistor (R2), where said automotive component/apparatus input terminal is connected to also a second resistor (R1), connect to both the vehicle battery and controller via an intermediate switching circuit; and a second output line connected to said automotive component/apparatus via said intermediate switching circuit, wherein said intermediate switching circuit comprises first (Q1) and second (Q2) transistors, wherein the second output line of the controller is connected to the base of said second transistor (Q2); the emitter terminal of second transistor is connected to earth, and the collector terminal is connected to the base terminal of first transistor (Q1) and where the emitter of first transistor (Q1) is connected to said battery and the collector of first transistor (Q1) is connected to the end of resistor R1.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
H03K 17/00 - Electronic switching or gating, i.e. not by contact-making and -breaking
H03K 19/00 - Logic circuits, i.e. having at least two inputs acting on one outputInverting circuits
24.
A PUMP ASSEMBLY FOR USE IN A SELECTIVE CATALYTIC REDUCTION (SCR) SYSTEM
A pump assembly for use in a selective catalytic reduction (SCR) system of a compression ignition internal combustion engine. The pump assembly comprises; a housing (1), a pump (19), located within the housing (1), for pressurising urea to be delivered by the dosing system, a filter (20), located within the housing (1), for filtering urea to be drawn by the pump (19) prior to pressurisation, and a heating system including a rigid cover (24) for both the pump (19) and the filter (20). The rigid cover (24) is provided with integrated fixing means to enable attachment of the rigid cover (24) to the housing (1).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
This invention concerns a pump module (20) for an SCR dosing system (2) arranged to provide reagent to an exhaust gas stream of an internal combustion engine (4) having an exhaust system (6) with a SCR catalyst (16), the pump module (20) comprising a pump assembly (32) configured to pump regent through a supply line (26) from a tank module (18) to a dosing module (22) and to pump excess reagent through a return line (28) back to the tank module (18), wherein the pump module (20) further comprises a non-return valve assembly (36) positioned within the return line (28), the non-return valve assembly (36) comprising a first body (52) comprising an inlet passage (60) and a valve seat (64) positioned at the end of the inlet passage (60); a second body (56) comprising an outlet passage (70); a valve chamber (84) defined between the first body (52) and the second body (56), the valve chamber (84) being in fluidic communication with the inlet and outlet passages (60, 70); and, a deformable valve member (54) received within the valve chamber (84), wherein the deformable valve member (54) is configured to deform between a closed position, in which it is biased into engagement with the valve seat (64) to seal the inlet passage (60), and an open position, in which it is held from the valve seat (64) to permit a flow of reagent through the valve chamber (84) from the inlet passage (60) to the outlet passage (70) when the pump assembly (32) is pumping reagent through the supply line (26) from the tank module (18) to the dosing module (22).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
A high pressure pump of a fuel injection equipment of an internal combustion engine, wherein, in use, the fuel flows with a rotational movement and, wherein, the body (14) further comprises a particles trap gallery (48) arranged on the outer periphery (32) of said inlet chamber (24).
A nozzle assembly of a fuel injector comprises a nozzle with a body extending along a main axis, in which a needle (30) is axially moveable between a closed position, in which a first end (34) of said needle rests on a valve seat to prevent fuel injection through one or more injection orifices of said nozzle, and an open position in which said needle is lifted from said seat to allow injection. The needle extends along a needle axis (A) and has an overall shape with symmetry of revolution about the needle axis (A). The needle comprises a shaft portion (32) which is tapered at the first end (34) and defines an annular seating face (44) cooperating with a seating face on the valve seat. The needle assembly further includes a detection circuit in which said needle forms a switch. The needle (30) is designed to include a local dissymmetry (59) in the region of the annular seating face (44), which is configured to cause, in use, an unbalance of forces resulting in a transversal force exerted by the fuel about the needle first end (34).
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 51/00 - Fuel-injection apparatus characterised by being operated electrically
F02M 57/00 - Fuel injectors combined or associated with other devices
F02M 61/12 - Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
F02M 61/18 - Injection nozzles, e.g. having valve-seats
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
22 DP-324753 TESTING APPARATUS ABSTRACT5 A testing apparatus for a fuel injector for delivering fuel into an internal combustion engine, in use, wherein the fuel injector under test comprises an inlet for receiving fluid to be injected during a test and a nozzle end for delivering the fluid through an injector outlet, in use, the testing apparatus comprising an upper mount (40) for receiving the inlet of the fuel injector under test; a lower mount (42) located beneath10 the upper mount for receiving the nozzle end of the fuel injector under test; and at least one of a removable inlet adaptor (52) for use with a fuel injector under test of a first type, wherein the inlet end of the fuel injector under test of the first type fits into the inlet adaptor to allow a flow of fluid to be delivered through the inlet adaptor to the fuel injector under test of the first type, the inlet adaptor being removable15 from the upper mount when the fuel injector under test is of a second type or being interchangeable with a different inlet adaptor when the fuel injector under test is of a second type; and a removable outlet adaptor (74) for use with a fuel injector under test of a first type, and being removable from the lower mount (42) when the fuel injector under test is of a second type or being interchangeable with a different20 outlet adaptor (74) when the fuel injector under test is of a second type. FIGURE 3
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
G01M 15/02 - Details or accessories of testing apparatus
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatusArrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
A valve member (94) of an automotive fuel pump valve (92), the valve member (94) comprising: an elongate body (96); a head (100) disposed at a longitudinal end of the body (96), the head (100) comprising an engagement surface (102) extending radially from the body (96), the engagement surface (102) being configured to engage a valve seat (68) of the fuel pump valve (92); and a recess (106) extending longitudinally into the head (100) to act as a particle trap, in use.
This invention concerns a driveshaft assembly for a high-pressure fuel pump comprising an elongate shaft element and a cam member comprising a concentric oval bore. The cam member and the concentric oval bore each comprise a major axis of symmetry perpendicular to a minor axis of symmetry. The concentric oval bore is arranged with respect to the cam member such that the major and minor axes of symmetry of the concentric oval bore and the cam member are coaxially aligned.
A method of determining the nature of a fault in the operation of a hydraulic fuel injector, said injector including needle control valve (NCV), controlled by an electrical actuator, said needle control valve adapted to hydraulically control the movement of a needle of a needle valve to and away from a needle valve seat, and wherein said injector includes an accelerometer located on or adjacent to said fuel injector, comprising the steps of : a) sending an actuation pulse to said actuator, said actuation pulse being above the minimum drive pulse of the injector;b) analyzing the signal from said accelerometer to determine if there is a high frequency vibration component subsequent to the end of the activation pulse; c) determining the functionality of the NCV dependent on the outcome of step b).
RHH (θHH )sDD) such that the heat exchange to the environment is substantially the same as that in the actual harness; d) measuring the power consumption in the dummy harness; e) from the results from b) and d) determining the resistance of the actual harness.
F02D 41/20 - Output circuits, e.g. for controlling currents in command coils
G01R 27/14 - Measuring resistance by measuring current or voltage obtained from a reference source
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
A handling tool (70) for handling an adaptor (52) for a fuel injector testing machine (10), the adaptor (52) being arranged to configure a testing assembly (20) of the testing machine (10) for use with a respective fuel injector (38), the handling tool (70) comprising: a tool body (72) configured to be gripped by a user; and a capture device that can be inserted into the testing assembly (20) to capture the adaptor (52) and retain the adaptor (52) as the handling tool (70) is withdrawn from the testing assembly (20).
F02M 61/14 - Arrangements of injectors with respect to enginesMounting of injectors
B25B 27/00 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
An electrical connector (22) adapted to be arranged at the end of an electrical cable for complementary connection of an electro-actuator (24), said connector (22) having a body defining a passage for the cable, the connector further comprising a hook adapted to mechanically engage with a complementary feature of said electro-actuator.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F02M 51/00 - Fuel-injection apparatus characterised by being operated electrically
H01R 13/00 - Details of coupling devices of the kinds covered by groups or
A Selective Catalytic Reduction system (10) (SCR system) comprising a tank (12), a pump (14), a first doser (16), a last doser (30) for injecting, in an exhaust pipe, reagent (R) stored in the tank (12) and delivered by the pump (14) to the dosers; the pump and said dosers being arranged in-line, the last doser (30) having just an inlet and being a purging type doser.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
A pump body (12) of a high pressure fuel pump (10) defining a compression chamber (18) in fluid communication with a first recess (28) dug in a first outer face (32) and, a second recess (30) dug in a second outer face of the body (38) and, an inlet channel (20) opening in a conduit (52) extending between said first recess (28) and said second recess (30).
A common rail (12) having an elongated body (18) extending along a longitudinal axis (L) and internally provided with a first blind bore extending along a first axis and opening in a first end and, with a second blind bore extending along a second axis and opening in a second end, said two bores being substantially parallel, the first, second and longitudinal axes being parallel and offset, the two bores being in permanent fluid communication with one another and defining together an inner volume.
F02M 55/02 - Conduits between injection pumps and injectors
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02M 69/46 - Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups
38.
METHOD OF DETERMINING RAIL PRESSURE IN A COMMON RAIL FUEL SYSTEM
A method of determining at least one operating parameter of a fuel injection system, said fuel injection system including a fuel rail adapted to supplied pressurized fuel to one or more fuel injectors, said fuel rail including a pressure sensor, comprising the steps of: a) obtaining a signal from the pressure sensor; b) analyzing the signal in the frequency domain; c) from the results analysis of step c) determining the at least one parameter.
A fuel injector (10) comprising a control valve assembly (12) arranged between an actuator assembly (14) and a nozzle assembly (16), wherein a 3-way valve controls the flow for filling or draining a control chamber through a first throttle and through a second throttle for enabling or preventing fuel injection, said second throttle being a through orifice provided in a plate arranged in said control chamber.
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
An evaporative emission control canister system comprises an initial adsorbent volume (24) located on a tank port side (18); and subsequently, at least one low bleed adsorbent volume (26), wherein the initial adsorbent volume and said at least one low bleed adsorbent volume are located within a single canister (12) or the initial adsorbent volume and the at least one low bleed adsorbent volume are located in separate canisters (12, 30, 40) that are connected to permit sequential contact by fuel vapours. The low bleed adsorbent volume (26) has a low purge ratio of less than 75% and a heel of at least 2 g/dL.
F02M 25/08 - Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
B01D 53/02 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
A high pressure fuel pump including a low pressure fuel inlet adapted to allow fuel flow into a head cap volume, and a pumping chamber fluidly connected to said head cap volume via an inlet valve, arranged to allow fuel flow from said head cap volume into said pumping chamber, and a plunger adapted to reciprocate within said pumping chamber to pressurize fuel, said pumping chamber including an outlet valve; and further including a circumferentially arranged plunger seal adapted to prevent leakage flow of fuel between the plunger and the pump housing portion forming the pumping chamber, and out of the pumping chamber, and including a seal backflow conduit arranged to provide a back flow of said fuel leakage from seal region to said head cap space, characterised where said seal backflow conduit includes a damping restriction.
A fuel injector (20) for an internal combustion engine, the injector (20) extending along a main axis (X) and comprising (32), - a needle (26) that is able to move axially in the body (22) between a closed position and an open position of the injection nozzle (32), - an electromagnetic actuator (24) comprising a stationary annular coil (34), a stationary pole piece (36) and an armature (38) that is able to move in the body (22) provided with an axial hole inside which the needle (26) is slidingly guided, characterised in that the injector (20) also comprises an armature spring (30) attached under the armature (38) and to the needle (26).
F02M 61/12 - Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
F02M 61/20 - Closing valves mechanically, e.g. arrangements of springs or weights
A method of determining the bulk modulus of a fuel in a high pressure fuel pump system, said system including a high pressure fuel pump comprising a cam driven piston adapted to reciprocate within a pumping chamber so as to pressurize fuel therein, an inlet valve located upstream of an inlet to said chamber adapted to be actuated so as to open the valve to allow fuel to pass into said chamber comprising of, during an expansion stroke, the following steps; a) determining the time point of the Top Dead Centre (TDC) of the piston; b) determining the time of inlet valve opening; c) determining the pumping chamber volume change between the time points determined at steps a) and b); d) determining the bulk modulus from the results of step c), the pump chamber dead volume and the outlet pressure of the pump and the inlet pressure of the pump.
A method of determining the opening delay of a solenoid actuated fuel injector (ODinjx), said fuel injector including a solenoid actuated valve adapted to actuate a needle valve, said needle valve comprising a needle adapted to move from an closed state to an open state and to a closed state during an operational cycle of said injector, comprising the following steps: a) providing series of test injection cycles with varying solenoid actuator drive pulse durations information (Ton); b) determining for each cycle, the closing time of the solenoid actuated valve (VCT); c) determining for each cycle, the needle closing time (NCT); d) determining for each cycle, the needle falling start time (NFST) e) determining a for each cycle a Control Chamber filling Time (CCFT) value from the values determined from step d) and step b); f) determining for each cycle, a needle closing delay NCD from the values at steps b) and c); g) providing a test plot by plotting the value of needle closing duration NCD against from the sum of the values of Ton, VCD, and CCFT; h) determining a threshold value of CCFT, i) from the determined plot, determining the value of said sum at the intersect of said plot at a level of NCD of the CCFT threshold; j) determining the opening delay (ODinjx)from the determined sum value.
A fuel injector (10) comprising a solenoid (36) adapted to generate sufficient forces to reciprocally move a needle valve member between a closed position and an open position; said solenoid comprising a fixed coil cooperating with an armature fixed to said needle and, a metallic tube connected to a return port and to the needle, thus reducing the needle surface pressurised by high pressure.
A fuel injector (10) defines a HP supply conduit (56), a LP return conduit (58) extending from a control chamber (32) to a return outlet port and, a first fluid communication (F1) joining said HP conduit to the control chamber, a second fluid communication (F2) joining the control chamber to the LP conduit, and a third fluid communication (F3) joining said first fluid (F1) communication to said second fluid communication (F2), a chamber control valve (34) alternatively opening or closing said third fluid communication (F3).
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
A fuel injector (10) is provided with an electromagnetic actuator assembly having a solenoid wound around a pole piece fixed to the actuator body, the pole piece being axially press-fitted in an upper chamber and a fluid communication between the upper chamber and a nozzle chamber is defined, at least partially, by a hole provided in the pole piece, the magnetic armature being, in use, immersed in high pressure fuel, the solenoid being outside said high pressure zone.
Valve assembly (101) comprising a valve member (116) and a valve body (102), said valve body having a contact surface (106) intended to come into contact with an adjacent contact member (103), a channel (108) having an end portion opening to the outside of the valve body at at least one end opening, a valve member seat (109) encircling a passage cross-section of said end portion of the channel and an intermediate surface (111) extending between said contact surface and said end opening, said valve member being capable of engaging with said valve member seat by contact in order to prevent a flow in said channel, characterised in that said valve body has a groove (120) provided on said intermediate surface, said groove encircling said valve member seat.
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 61/18 - Injection nozzles, e.g. having valve-seats
A fuel injector (10) is provided with an electromagnetic actuator assembly wherein, a solenoid wound around a pole piece fîxed to the actuator body coopérâtes with a magnetic armature fîxed to a nozzle needle guided in the nozzle body, wherein the pole piece is axially inserted in an upper chamber and is press-fitted with interférence against a cylindrical inner face of the wall of the actuator body.
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 61/16 - Details not provided for in, or of interest apart from, the apparatus of groups
F02M 51/00 - Fuel-injection apparatus characterised by being operated electrically
A circuit arrangement for electrical connection between an ECU and a switch integral within a fuel injector, said circuit arrangement comprising a first resistance, and arranged in parallel with said first resistance, a diode and second resistance arranged in series.
A body (12) of a high pressure fuel pump (10) is provided with a pumping bore (16) extending along a pumping axis (X1), a cylindrical inlet chamber (22) extending in continuation to the pumping bore (16), a fuel inlet channel (30) extending along a second axis (X2) making an angle (A) with the pumping axis (X1), said channel (30) extending from an inner opening (34) in 10 said inlet chamber to an outer opening (32), fuel at low pressure flowing, in use, in said channel (30) and, a debris trap (36) dug in said outer face (14).
A method of adaptively sampling data to determine the start of injection in a solenoid actuated valve of a fluid injector comprising : a) in an operating cycle or portion thereof of said valve, sampling the signal of current I through a solenoid of the solenoid actuated valve at sampling points, said sampling points having a pre-defined interval therebetween; b) at each sampling point determining the value of the first derivative of current dI/dt; c) detecting the sampling point at which dI/dt achieves a maximum and determining this point as the start of injection; d) determining the value of dI/dt at the sampling point immediately preceding said sampling point of step c), (dI/dt (z-1) ) e) determining the value of dl/dt at the sampling point immediately following said sampling point of step c), (dI/dt (z+1) ) f) in a subsequent operating cycle altering the sychronisation of said sampling to shift the sampling times time wise depending on the values found in steps d) and e).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F01N 9/00 - Electrical control of exhaust gas treating apparatus
F02D 41/20 - Output circuits, e.g. for controlling currents in command coils
H01F 7/18 - Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
An electrical connector having two lateral mounting bush wherein, a knock sensor (60) adapted to deliver data representative of the operation of a fuel injector is integrally overmoulded in one of the mounting bush, said knock sensor comprising a piezoelectric member (62) arranged between a base member (64) and a seismic member (66).
F02M 57/00 - Fuel injectors combined or associated with other devices
F02P 5/152 - Digital data processing dependent on pinking
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
G01L 23/22 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion enginesUnits comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
F02M 51/00 - Fuel-injection apparatus characterised by being operated electrically
A high pressure pump (10) of a diesel fuel injection system wherein the inlet valve member (32) is provided with a head member (50) arranged to complementary engage in a recess (40) arranged at the end of the piston when said piston reaches the top dead centre (TDC) position.
The invention relates to a maintenance system (10) for a fuel injection system (12) provided in an internal combustion engine, the fuel injection system (12) defining a hydraulic circuit comprising a high-pressure pump (28), a solenoid valve (22), a pressure sensor (24), a metering solenoid valve (26), a common rail (56) and injectors (60), characterised in that the maintenance system (10) comprises a manual control unit (14) connected to a hydraulic unit (16), the hydraulic unit (16) being capable of being inserted into the hydraulic circuit of the fuel injection system (12) and comprising a test solenoid valve (40) and a test pressure sensor (42) mounted in a body (44) provided with an inlet mouth (46), an outlet mouth (48) and a leakage mouth (50).
A high pressure connector (10) adapted to be inserted between the outlet of a high pressure pump and the inlet of a fuel injector of a fuel injection equipment said high pressure connector (10) comprising an annular magnet member (40) defining a central opening for the fuel to flow through in use so that, metallic particles present in the fuel are trapped.
F02M 27/04 - Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sonic waves, or the like by electric means or magnetism
F02M 37/22 - Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines, e.g. arrangements in the feeding system
F02M 61/16 - Details not provided for in, or of interest apart from, the apparatus of groups
B03C 1/033 - Component partsAuxiliary operations characterised by the magnetic circuit
58.
Electric current distribution system for a vehicle
An electrical junction box includes a plurality of relays, a relay carrier, and a lead frame including connecting sections. Each relay includes electrical connection pins enabling the relay to be plugged into the relay carrier, thereby enabling electrical connection to the lead frame. Each relay includes a communication bus interface that is connected to a control pin of the relay. The lead frame includes a section forming a communication bus. The control pins of the relays are electrically connected to the section forming the communication bus when the relays are plugged into the relay carrier.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
B60R 16/00 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
A low pressure regulator (10) provided with a filter (54) and a regulator member (36) defines a flushing operational mode wherein fuel flowing on an inlet side bypasses the filter (54) and directly flows to an outlet (26).
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatusArrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
F02M 69/54 - Arrangement of fuel pressure regulators
F02M 51/02 - Fuel-injection apparatus characterised by being operated electrically specially for low-pressure fuel-injection
DELPHI AUTOMOTIVE SYSTEMS LUXEMBOURG S.A. (Luxembourg)
DELPHI FRANCE SAS (France)
Inventor
Schreurs, Bart H.
Peters, Michel H.
Abstract
A method of regenerating a NOx catalytic unit in a vehicle exhaust system, comprising the steps of; i) determining the temperature upstream and downstream of said NOx catalytic unit; and ii) implementing a regeneration phase if the temperature upstream reaches or is above a first temperature threshold, and if the temperature downstream reaches or is above a second temperature threshold, said second temperature being lower than said first temperature threshold.
A needle valve member (12) of a fuel injector (10) coated in a first zone (44) with an electrically isolating wear resistant material and, remaining electrically conductive in a distinct second zone (42).
A method of detecting a valve opening or closing event in a solenoid operated reductant injector valve comprising the steps of: a) applying a voltage to said solenoid to actuate said valve, said voltage having a chopped waveform; b) sampling the resultant current throught the solenoid at local maxima and minima; c) determining values of the difference between local maxima and subsequent local minima or between local minima and subsequent local maxima; d) determining the rate of change of said difference values; e) determining a valve opening or closing event based on the rate of change in step d).
A high pressure fuel pump, said pump including a low pressure fuel inlet and a cam-driven plunger and cylinder arrangement, said cylinder including a low pressure fuel inlet and a high pressure fuel outlet, and said plunger adapted to reciprocate in a cylinder so as to draw fuel from said inlet and to provide pressurised fuel via said high pressure fuel outlet, and characterised wherein said cylinder further includes an outlet to a depressurisation path via depressurization valve, adapted to provide a pathway for fuel to allow depressurisation of fuel in said cylinder.
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02D 41/38 - Controlling fuel injection of the high pressure type
A SCR system comprising a tank (12), a pump (14), a first doser (16), a last doser (30), said dosers being arranged in-line, a first feed pipe (18) interconnecting the first doser (16) and the pump (14) and, a last feed pipe being arranged between the first doser (16) and the last doser (30), said last doser (30) just having an inlet (28).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F02M 55/00 - Fuel-injection apparatus characterised by their fuel conduits or their venting means
F02M 61/14 - Arrangements of injectors with respect to enginesMounting of injectors
F02M 55/02 - Conduits between injection pumps and injectors
F02M 61/12 - Other injectors with elongated valve bodies, i.e. of needle-valve type characterised by the provision of guiding or centring means for valve bodies
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
66.
CONTROL VALVE ARRANGEMENT FOR A DUAL FUEL INJECTOR
A control valve (34) adapted to be arranged in a fuel injector having a body (94) defining a hydraulic bore (112) in which is axially guided an armature- and-spool assembly (98) opens in said upper end face (86), the spool (108) of said assembly having an upper end region (124) defining an upper end face adapted to be pressed in sealing contact against a complementary face. The upper end region (124) is further provided with an annular groove arranged in close vicinity to said upper end face.
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 61/20 - Closing valves mechanically, e.g. arrangements of springs or weights
F16K 31/06 - Operating meansReleasing devices electricOperating meansReleasing devices magnetic using a magnet
A nozzle assembly (14) of a fuel injector (12) comprising a body (16) wherein is guided a valve assembly (18) comprising a needle member (20) and a needle motion controller, (NMC 22) cooperating with the inner face of said body (16). The NMC (22) is provided with a variable fluid communication between evolving from a restricted flow state, when the valve assembly (18) is in a closed position, to an unrestricted flow state when the valve assembly (18) is lifted away from said closed position.
A damper device (28) adapted to be arranged in a high pressure fuel pump (12) comprising a capsule (40) held in a rubber holder (48) maintained by a metallic plug (50).
F04B 39/00 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups
A method for achieving final air gap and parallelism of a control valve (12) of a fuel injector (10), said control valve (12) having a body (14) defining an transverse top face (18) and comprising a thick disc magnetic armature (28) having a planar transverse upper face (30). The method comprising the steps: a) measuring the actual position from the armature upper face and the body top face and, determining the actual parallelism error between said faces; b) ablating the armature to generate an ablated upper face parallel to the body top face (18), the distance from the ablated upper face to the body top face being a final air gap.
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
B23K 26/364 - Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
70.
CONTROL VALVE ASSEMBLY AND METHOD OF MANUFACTURING THEREOF
A control valve assembly (12) of a fuel injector (10) comprising a first valve arrangement (14) wherein a first valve spool (44) is guided in a first hydraulic bore (32) provided in a body (18) of the assembly. The control assembly (12) further comprises a first tubular sleeve (24) having a seating portion which end face defines said first seating face, the first sleeve being fixed in the first hydraulic bore (32) and the first spool extending through said sleeve (24).
F02M 47/02 - Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves, and having means for periodically releasing that closing pressure
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
71.
METHOD TO DETECT FAULTS IN BOOST SYSTEM OF A TURBOCHARGED ENGINE
DELPHI AUTOMOTIVE SYSTEMS LUXEMBOURG S.A. (Luxembourg)
DELPHI FRANCE SAS (France)
Inventor
Carrillo, Nicolas
Abstract
A method of determining a fault in the boost system of a turbocharged engine, comprising the steps of: a) ascertaining a transient boost period; b) determining an actual boost parameter during the transient; c) determining an expected or ideal boost parameter during the transient; and, d) comparing the parameters of steps) b) and c) to ascertain if a fault is present.
A fuel pump (12) of a fuel injection equipment (10) comprises a camshaft (18) rotating about a main axis (X) in a cambox (14) and cooperating with a piston. The camshaft (18) comprises a shaft member (38) and a cam member (16) that comprises a core (44) fixed on a shaft (38) and an outer sleeve (48) arranged over the core (44), the piston cooperating with the outer face (32) of said sleeve, the core (44) being narrower than the sleeve (48) so that an annular recess (50, 52) is defined on at least one side of the cam.
The invention relates to a power terminal (1) comprising a first pair of insulation crimping wings (4) and a second pair of insulation crimping wings (5) for crimping to an insulation (3) of an insulated electrical wire (6). The terminal comprises a weld area (7) provided between the first pair of insulation crimping wings (4) and the second pair of insulation crimping wings (5) for welding to a lead (9) of the insulated electrical wire (6). The length (LW) of the weld area (7) is substantially equal to the length (LL) of the lead (9). The power terminal comprises power connector (10) in conductive contact with the weld area (7).
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
74.
CAMERA DEVICE INCLUDING AN ALIGNING SYSTEM WITH AN IMAGE SENSOR
The invention relates to a camera device (10) for a motor vehicle, this device comprising: a printed circuit board (16); an image sensor (12) mounted on the printed circuit board (16), the image sensor (12) having a main sensor axis (AC); and a lens (14) mounted on a holder (24) that is fastened to the printed circuit board (16), the lens (14) being arranged facing the image sensor (12), its main optical axis (OP) being intended to be aligned with the main sensor axis (AC); the lens (14) is mounted on the holder (24) via at least three pillars (18, 20, 22), each pillar (18, 20, 22) having an electrically controlled variable height in the direction of the main sensor axis (AC), so as to allow the optical axis (OP) of the lens (14) to be aligned with the main sensor axis (AC).
Mounting system (10) for an ultrasonic-welding apparatus, for mounting a contact element (30) in the ultrasonic-welding apparatus, comprising two clamping units (20), which are spaced apart from one another and are connected mechanically to the ultrasonic-welding apparatus, wherein each clamping unit has a clamping finger (22), wherein each clamping finger has an end surface (24) and these end surfaces are located opposite one another, wherein each clamping finger has a clamping surface (26), wherein the clamping surfaces, in the mounted state, push onto the surface of a contact element (30), as a result of which the contact element (30) is pushed against an anvil (2) of the ultrasonic-welding apparatus, wherein the contact element is of elongate, flat form and along a longitudinal axis, parallel to the cable, has a welding region (31), a clamping region (32) and a contact-establishing region (33), wherein the clamping surfaces, in the mounted state, push onto the clamping region of the contact element, and wherein the clamping region is arranged between the welding region and the contact-establishing region of the contact element.
B23K 20/10 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating making use of vibrations, e.g. ultrasonic welding
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
H01R 43/02 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
The present invention relates to an electrical connector (1) comprising: a connector housing (10) with a mate-assist slider (30), where the mate-assist slider (30) is arranged movable along guide portions of the connector housing (10), and a mate-assist lever (50), adapted to interact with the mate-assist slider (30). The mate-assist lever (50) is rotatably mountable on the connector housing (10) to facilitate the mating procedure with a corresponding counter connector (3). The outer surface of the mate-assist slider (30) is provided with a stopping member (32) that is arranged to engage a corresponding stopping portion (14) of the connector housing (10) when the mate-assist slider (30) is disposed along the guide portions (12) and blocking further movement of the mate-assist slider (30) in at least one direction. Further, the mate-assist lever (50) comprises release means (60) that are adapted to release the stopping member (32) when the mate-assist lever (50) is mounted at a first position on the connector housing (10).
The present invention relates to an electrical connector comprising a connector housing (1) wherein a housing core (50) can be inserted in a housing frame (10) and wherein the housing core (50) comprises at least one latch (52), protruding from the outer wall of the housing core (50) and the housing frame (10) comprises locking means (20). The housing frame (10) comprises locking means (20), wherein the locking means (20) comprises first (30) and second guiding ramps (32) as seen in an insertion direction (100), wherein the first guiding ramp (30) is adapted to guide the latch (52) upon insertion parallel to the extension direction of the interior wall of the housing frame (10) onto the second guiding ramp (32) and wherein the second guiding ramp (32) is adapted to deflect the latch (52) inwardly towards the interior of the housing frame (10).
The invention relates to an electrical connecting line (1), comprising an electrical line (20) having a plurality of individual cores (21) and having a contact element (10), the contact element having a flat connection region (18) having two surfaces (11, 12) extending parallel to each other, wherein at least part of the connection region is designed as a fastening surface (40) for fastening the individual cores, the fastening surface is shaped in such a way that the two end edges (14, 15) of the first surface (11) lying opposite each other along a longitudinal axis (X) of the connection region combine with the two end edges (16, 17) of the second surface (12) lying opposite each other to form respective connecting edges (46, 47), wherein a first transition surface (41), which extends from a first end edge (16) of the second surface (12), and a second transition surface (42), which extends from a second end edge (17) of the second surface (12), are formed, the transition surfaces (41, 42) extend at a first angle (Y1) of less than 45 degrees to the second surface, the plurality of individual cores is fanned out proceeding from the longitudinal axis (X) and arranged on the fastening surface in such a way that the plurality of individual cores forms a closed layer on the fastening surface.
A system for detecting hand gestures in a 3D space comprises a 3D imaging unit configured to capture 3D images of a scene and a processing unit coupled to the 3D imaging unit. Each of the 3D images comprises a 2D intensity image and a depth map of the scene. The processing unit is configured to receive the 3D images from the 3D imaging unit and use at least one of the 3D images to classify the at least one 3D image. The processing unit is further configured to detect a hand gesture in the 3D images based on the classification of the at least one 3D image. The processing unit generates a foreground map of the at least one 3D image by segmenting foreground from background and a 3D sub-image of the at least one 3D image that includes the image of a hand by scaling the 2D intensity image, the depth map and the foreground map of the at least one 3D image such that the 3D sub-image has a predetermined size and by rotating the 2D intensity image, the depth map and the foreground map of the at least one 3D image such that a principal axis of the hand is aligned to a predetermined axis in the 3D sub-image. The processing unit uses the 2D intensity image of the 3D sub-image for the classification of the at least one 3D image, wherein classifying the at least one 3D image comprises distinguishing the hand in the 2D intensity image of the 3D sub-image from other body parts and other objects and/or verifying whether the hand has a configuration from a predetermined configuration catalogue. Further, the processing unit uses a convolutional neural network for the classification of the at least one 3D image.
A Method for identification of characteristic points of a calibration pattern within an image of the calibration pattern comprises the steps of, for each candidate point of a set of candidate points derived from the image of the calibration pattern: (i) overlaying a template arrangement of template points over the candidate point such that a principal point of the template points coincides with the candidate point, wherein the template arrangement corresponds to the calibration pattern or to a sub-pattern of the calibration pattern, (ii) for each template point of the template arrangement, except the principal point, identifying from the set of candidate points the candidate point closest to the template point, and (iii) determining a degree of deviation by summing the distances between each template point of the template arrangement, except the principal point, and the candidate point closest to this template point; and identifying as characteristic points of the calibration pattern all those candidate points of the set of candidate points with a degree of deviation below a deviation threshold.
A Method for calibrating the orientation of a camera mounted to a vehicle, in particular a truck, comprises the steps of placing the camera in front of a calibration pattern defining at least two horizontal lines and two vertical lines; acquiring an image of the calibration pattern by means of the camera, the image having a first axis and a second axis at least essentially corresponding to a horizontal axis and a vertical axis, respectively; identifying representations of the horizontal lines and the vertical lines within the acquired image; determining a horizontal vanishing point from the representations of the horizontal lines; determining a vertical vanishing point from the representations of the vertical lines; and at least one of calculating a roll angle from the location of the horizontal vanishing point relative to a principal point of the image, calculating a yaw angle from a first coordinate of the horizontal vanishing point measured along the first axis, and calculating a pitch angle from a second coordinate of the vertical vanishing point measured along the second axis.
Method for identification of candidate points as possible characteristic points of a calibration pattern within an image of the calibration pattern comprises the steps of determining spots within a filtered image derived from the image of the calibration pattern, with a spot being defined as a coherent set of pixels of the filtered image having pixel values exceeding a threshold; for each determined spot, calculating a central point of the determined spot; and identifying as candidate points all calculated central points.
An electrical connection box (10) for a vehicle comprises a plurality of relays (16), a relay support (36), and a lead frame (34) comprising connection sections (62), each relay (16) comprising electrical connection pins (22, 24, 26, 28) allowing the relay (16) to be plugged into the relay support (36) and allowing electrical connection to the lead frame (34). Each relay (16) comprises a communication bus interface (32) that is connected to a pin of the relay referred to as the control pin (26). The lead frame (34) comprises a section forming a communication bus (74), the control pins of the relays (22, 24, 26, 28) being electrically connected to the section forming a communication bus (74) when the relays (16) are plugged into the support (36).
The invention relates to a process for manufacturing a power circuit board in which, on the one hand, a printed circuit board including an insulating substrate and a conductive track on one of the sides of the substrate, and on the other hand, a bus bar element, are provided. The bus bar element is welded to the conductive track using a laser. In order to make it possible to produce the weld by laser welding, even with a relatively thick bus bar, the welding is carried out in a zone that is thinner relative to the maximum thickness of the bus bar. Thus, a printed circuit board is obtained with a bus bar having a thick zone for conducting high currents and a thinner zone in order to allow the bus bar to be welded to the conductive track by laser welding.
H05K 3/32 - Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
85.
CRIMP CONNECTION SYSTEM FOR ELECTRICAL CABLES, COMPRISING A FASTENING SLEEVE
The invention relates to a crimp connection system l for electrical cables, comprising: an electrical cable having a stripped cable end (10), a fastening sleeve (20), wherein the stripped cable end (10) is arranged at least partially within the fastening sleeve (20), wherein the fastening sleeve (20) comprises a number of fastening protrusion (23) extending from the interior and/or outer surfaces of the fastening sleeve, wherein the fastening protrusions are distributed over the interior and/or outer surfaces of the fastening sleeve and a contact terminal (30), comprising a crimp portion, wherein the fastening sleeve (20) is arranged at least partially within the crimp portion (31).
H01R 4/20 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
86.
A METHOD OF MANUFACTURING A MULTIPLE VIEW CAMERA SYSTEM AND MULTIPLE VIEW CAMERA SYSTEM
A method of manufacturing a multiple view camera system comprising at least two cameras installed in a housing, the method comprising the steps of: providing a main housing part and mounting a first camera in the main housing part; providing a sub-housing part and mounting a second camera in the sub-housing part; arranging the sub-housing part at the main housing part; aligning the sub-housing part and the main housing part relative to one another at a predefined tolerance; and connecting the sub-housing part to the main housing part. The invention also relates to a corresponding multiple view camera system.
The invention relates to a sealing member (100) for an electrical connector (1) that comprises a layer seal portion (110) for sealing a cable guiding passage (301) of the electrical connector (1), having a front side (111) and a rear side (112). The layer seal portion (110) comprises at least one channel (113) adapted to receive a single electrical cable (400), and further at least one tubular cable seal portion (120) aligned with said channel (113), for sealing the at least one channel (113) of the layer seal portion (110) against a received cable (400), wherein the tubular cable seal portion (120) protrudes from the rear side (112) of the layer seal portion (110).
A control device (10) intended for a user (62) to choose and select functions in a vehicle, comprises a knob (12) that can be turned (R) about a main axis (P) with respect to a fixed support (60). The knob (12) comprises a neutral position (PN) in which the main axis (P) coincides with a neutral axis (N) that is fixed with respect to the support (60). The control device (10) also comprises a printed circuit board (50) on which the knob (12) and at least one direction sensor (24A) are fixed. The printed circuit board (50) is mounted with the ability to pivot with respect to the support (60) about an axis (T) transverse overall to the neutral axis (N) so as to occupy at least a first activated position (PA) in which the main axis (P) is inclined with respect to the neutral axis (N) when the knob (12) is moved in a direction orthogonal to the neutral axis (N). The direction sensor (24A) is intended to detect the activated position (PA).
G05G 9/047 - Manually-actuated control mechanisms provided with one single controlling member co-operating with two or more controlled members, e.g. selectively, simultaneously the controlling member being movable in different independent ways, movement in each individual way actuating one controlled member only in which movement in two or more ways can occur simultaneously the controlling member being movable by hand about orthogonal axes, e.g. joysticks
G05G 1/08 - Controlling members for hand-actuation by rotary movement, e.g. hand wheels
An apparatus configured to protect one or more system components from damage due to reverse polarity connection of a power supply comprising a relay located between said power supply and said components, and adapted to detect when a power supply is provided with reverse polarity and to consequently switch the relay to an open state to isolate said power supply from said components.
The invention relates to a mounting device for automatically mounting a contact part on a connector housing comprising a holder for the connector housing, a positioning device having a movable gripper for positioning the contact part and for introducing the contact part into a cavity of the connector housing, an image capturing apparatus for recording an image of the holder, and a control unit for determining a position of the cavity in the image and for determining a movement of the gripper necessary for introducing the contact part into the cavity. A marking carrier is attached to the holder for calibrating the mounting device. A plurality of marking points are placed on the marking carrier attached to the holder by means of a marking means gripped by the gripper. The positions of the marking points on the marking carrier are determined by means of the image capturing unit. The determined positions of the marking points are saved in a storage device.
H01R 43/20 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
91.
DEVICE AND METHOD FOR AUTOMATICALLY EQUIPPING A PLUG HOUSING
In a method for automatically equipping a plug housing with a contact part which is fitted to an electrical line, the plug housing is fixed to a holder and the contact part is inserted into a cavity in the plug housing by means of a moving gripper. Before the contact part is inserted into the cavity, an orientation process is carried out, in which orientation process the contact part is held by means of the gripper or a further gripper, an actual rotation position of the held contact part in relation to a rotation axis which runs parallel to an insertion direction is ascertained, the ascertained actual rotation position is compared with a rotation position which is specified by the condition and the arrangement of the plug housing, and a rotation position correction is carried out by means of the gripper which holds the contact part on the basis of the result of the comparison.
H01R 43/20 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
The present invention relates to an electrical connector system comprising at least one contact terminal, a connector housing having at least one aperture adapted to receive the contact terminal therein, and a cable strain relief member separate from the connector housing. The cable strain relief member comprises fastening means for fastening the member to a cable for strain relief, and integrated locking means adapted for locking the member to a corresponding counter connector.
The present invention relates to connector assembly comprising a connector housing (30), and an open sealing frame (10) including a sealing member (20). The sealing frame and sealing member are made of different materials. The connector housing comprises integrally formed locking means (33), which are adapted to lock the housing to the opening (40) in a panel, in particular of a panel of a door or body of a vehicle. The sealing member has at least two sealing surfaces (22a, 23a, 23b, 24a). When the connector assembly is mounted to the panel, one sealing surface (23b, 24a) is in sealing contact with an outer wall of the connector housing (30) and one other sealing surface (22a, 23a) is in sealing contact with the panel (40).
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
H01R 13/74 - Means for mounting coupling parts to apparatus or structures, e.g. to a wall for mounting coupling parts in openings of a panel
H01R 13/52 - Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
The invention relates to a method for lane detection for a camera-based driver assistance system comprising the following steps: image regions in images that are recorded by a camera (14) are identified as detected lane markings (12a, 12b) if said image regions meet a specified detection criterion. At least two detected lane markings (12a, 12b) are subjected to a tracking process as lane markings (12a, 12b) to be tracked. By means of a recursive state estimator, separate progressions are estimated for at least two of the lane markings (12a, 12b) to be tracked. Furthermore, for each of a plurality of the detected lane markings (12a, 12b), a particular offset value is determined, which indicates a transverse offset of the detected lane marking (12, 12b) in relation to a reference axis (L). By means of an additional estimation method, the determined offset values are each associated with one of the separate progressions of the lane markings (12a, 12b) to be tracked.
Connection line (1) with matched impedance, including a cable having at least two conductors (11, 13) which are separated from each other by insulation (10, 12) and are connectable to contact elements, the connection line (1) comprises a compensation area (L1) within its end portion (L2), within the compensation area (L1) the distance (D1, D2) of the conductors (11, 13) from each other is smaller than outside the compensation area (L1), thereby the impedance (Z) of the connection line (1) decreases in the compensation area (L1).
The invention concerns a method for producing a power printed circuit that involves providing a printed circuit comprising an insulating substrate (1) and a conductor track (4) on one of the faces of the substrate (1), and a bus bar element (5). The method involves welding the bus bar element (5) to the conductor track (4) using a laser. In order to be able to carry out the laser welding, even on a relatively thick bus bar (5), the welding is carried out on an area (7) that is thinner, relative to the maximum thickness of the bus bar. Thus, a printed circuit is obtained with a bus bar (5) with a thick area for conducting high currents and a thinner area allowing the bus bar (5) to be laser welded to the conductor track (4).
Disclosed is an electric connection line comprising a cable (10) that has an outer sheath (12) which surrounds at least some sections of at least two conductors (18, 24) that are isolated (16, 22) from each other, further comprising contact elements (40) that are attached to the ends of the conductors ((18, 24). A holding means (30) is fastened between the end of the outer sheath (12) and the contact elements (40) in such a way as to surround the conductors (14, 20) and keep them together.
The present invention relates to an electrical connector assembly comprising a connector housing (200); and a mate assist mechanism comprising a lever (100) pivotably arranged on the connector housing. The lever is movable from a preliminary mating position to a fully mated position, and is adapted to be releasably held in the preliminary mating position by a holding means. The holding means comprises a locking protrusion (222) and a corresponding locking reception (120) receiving said locking protrusion when the lever is in the preliminary mating position.
A steering wheel (10) for a vehicle comprises a rim (12) connected to a central hub (14) by at least one limb (16) and control buttons (20) grouped together in at least one area (18) arranged on the steering wheel. The buttons (20) are normally not illuminated and the steering wheel (10) is provided with an approach sensor arranged so as to switch said buttons (20) from the non-illuminated state to an illuminated state when a hand approaches.
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