Hybrid group for rotationally driving fans (1) of vehicle engines, comprising an electromechanical coupling (40) for taking up the movement from the crankshaft of the vehicle and an electric motor (10) which can be powered independently of the combustion engine, respectively connected to the driven shaft (2) which drives the fan (1), the group being characterized in that the electric motor (10) is arranged upstream of the electromechanical coupling (40) in the axial direction (X-X) and is integral with a bell member (5) fastened to the base (3) of the combustion engine.
Operating assembly for a pump for recirculating a cooling fluid for a vehicle, comprising: an axially extending driven shaft (2) with a front end (2a) designed to carry the impeller (1) of a pump, at least one electromagnetic friction clutch (2), arranged between a movement take-up element (223,202) for taking up the rotational movement and the driven shaft (2), an electric drive for driving the driven shaft (2), independent of the movement take-up element, a support body (11;113) extending axially between a front part which carries the front end of the shaft (2) and a rear foot which supports the movement take-up element.
Operating assembly for a pump for recirculating a cooling fluid of a vehicle, comprising: an axially extending driven shaft (2) with a front end (2a) designed to carry the impeller (1) of a pump, at least one electromagnetic friction clutch (2), arranged between an element (21,21a) for taking up the rotational movement and the driven shaft (2), an electric drive for driving the driven shaft (2) independently of the movement take-up element, a support body (11;13) extending axially between a front part which carries the front end of the shaft (2) and a rear end which rotationally supports the movement take-up element, wherein the electric drive is 10 axially arranged between the front end of the shaft and said movement take-up element.
An operating device for operating the impeller (1) of a pump (10) for recirculating a coolant fluid for a vehicle comprises a driven shaft (2) arranged to support and rotationally drive the impeller (1) of the pump (10), a fixed pump body (11), a movement take-up element (31a) for taking up a rotational movement, an electromagnet clutch comprising an electromagnet (22) and an armature (40) rotationally integral with the driven shaft (2) and movable axially with respect to said shaft, these cooperating to drive the driven shaft at a first speed of rotation, transmitting the rotational movement obtained from the movement take-up element (31a), an eddy current or Foucault coupling arranged to transmit to the shaft (2) a rotational movement which is proportional and reduced relative to the rotational movement of the movement take-up element (31a). The movement take-up element is formed on a coaxial rotor (30) which has a front friction surface (32a) arranged between the electromagnet (22) and the armature (40), and the pump body (11) is rigidly connected to the intermediate bearing (20b) of a multi-level bearing unit (20), further comprising an inner race (20a) on which the driven shaft (2) is keyed and an outer race (20c) on which the coaxial rotor (30) is supported. A driving part of the Foucault coupling is rotationally integral with the rotor and a driven part (61) is rotationally integral with the shaft (2).
An operating device for operating the impeller (1) of a pump (10) for recirculating a coolant fluid for a vehicle comprises a driven shaft (2) which rotationally drives an impeller (1) of the pump (10), a fixed pump body (11), a pulley (31a), an electromagnet clutch comprising an electromagnet (22) and an armature (40) rotationally integral with the driven shaft (2) and movable axially with respect to the said shaft, these cooperating to drive the driven shaft at a first speed of rotation, transmitting the rotational movement obtained from the pulley (31a). An induction or eddy current or Foucault coupling transmits to the shaft (2) a rotational movement which is proportional and reduced relative to the rotational movement of the pulley (31a), which is formed on a coaxial rotor (30) which has a front friction surface (32a) arranged between the electromagnetic means (22) and the armature (40). The pump body (11) has a coaxial sleeve (11b) which extends cantilevered rearwards and has, keyed inside it, the outer race (20c) of the multi-level bearing unit (20), which also comprises an inner race (20a) onto which the driven shaft (2) is keyed and an intermediate race (20b) rigidly connected to the rotor (30). A driving part (62) of the Foucault coupling is rotationally integral with the rotor (30) and a driven part (61) is rotationally integral with the shaft (2).
Support group (100) for supporting a fan (101) for cooling the engine of a vehicle, comprising a coupling (102) for coupling with the fan (101), a rotor (104) designed to rotate about a longitudinal axis (AV) so as to rotationally drive the coupling, and a support (106); the support comprises a base (106) rigidly fastened to a fixed part of the engine and an axial extension (106a) extending projecting from the base towards the coupling (102) for coupling with the fan (101). Wherein the group further comprises a first bearing (105a) keyed onto the axial extension (106a) of the support, in a position proximal to the base (106) and distal, in use, from the coupling (102) and a second bearing (105b) keyed onto the axial extension (106a) of the support in a position proximal to the coupling. The rotor (104) is coaxially mounted on the axial extension of the support and comprises a first section (104a), axially distal from the coupling (102) and keyed onto the outer ring of the said first bearing (105a), and a second section (104b) which extends axially and an end part of which, distal from the base, is mounted on the second bearing (105b) and coupled to the coupling for coupling with the fan.
Operating assembly for a pump for recirculating a cooling fluid for a vehicle, comprising: an axially extending driven shaft (2) with a front end (2a) designed to carry the impeller (1) of a pump, at least one electromagnetic friction clutch (2), arranged between a movement take-up element (223,202) for taking up the rotational movement and the driven shaft (2), an electric drive for driving the driven shaft (2), independent of the movement take-up element, a support body (11;113) extending axially between a front part which carries the front end of the shaft (2) and a rear foot which supports the movement take-up element.
F01P 7/16 - Controlling of coolant flow the coolant being liquid by thermostatic control
F04D 1/00 - Radial-flow pumps, e.g. centrifugal pumpsHelico-centrifugal pumps
F04D 13/02 - Units comprising pumps and their driving means
F04D 13/06 - Units comprising pumps and their driving means the pump being electrically driven
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
8.
OPERATING ASSEMBLY FOR PUMPS FOR RECIRCULATING A COOLING FLUID OF COMBUSTION ENGINES AND RECIRCULATING PUMP PROVIDED WITH SUCH AN OPERATING ASSEMBLY
Operating assembly for a pump for recirculating a cooling fluid of a vehicle, comprising: an axially extending driven shaft (2) with a front end (2a) designed to carry the impeller (1) of a pump, at least one electromagnetic friction clutch (2), arranged between an element (21,21a) for taking up the rotational movement and the driven shaft (2), an electric drive for driving the driven shaft (2) independently of the movement take-up element, a support body (11;13) extending axially between a front part which carries the front end of the shaft (2) and a rear end which rotationally supports the movement take-up element, wherein the electric drive is axially arranged between the front end of the shaft and said movement take-up element.
A Pump for recirculating a cooling fluid of a vehicle comprises a pump body, which is fixed during use; an impeller mounted on a driven shaft; with a friction coupling of the electromagnetic type, made of a fixed electromagnet, a rotor and an armature. A pulley for taking up a rotational movement is connected to a movement source such as a shaft of the combustion engine of the vehicle and mounted on an outer bearing keyed onto the pump body. An electric motor is provided for driving the driven shaft independently of the movement take-up pulley; and a bell member is fastened to an end of the driven shaft opposite to that which carries the impeller.
The friction coupling is designed to rotationally couple/decouple the pulley and bell member and the electric motor is arranged inside the bell member on the opposite side to the impeller relative to friction coupling.
F01P 7/08 - Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
F01P 7/16 - Controlling of coolant flow the coolant being liquid by thermostatic control
F04D 1/00 - Radial-flow pumps, e.g. centrifugal pumpsHelico-centrifugal pumps
F04D 13/02 - Units comprising pumps and their driving means
F04D 15/00 - Control, e.g. regulation, of pumps, pumping installations, or systems
F16D 13/76 - Friction clutches specially adapted to incorporate with other transmission parts, i.e. at least one of the clutch parts also having another function, e.g. being the disc of a pulley
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
10.
Pump for recirculating a cooling liquid for combustion engines with hybrid control system comprising electromagnetic friction coupling and electric motor which are axially offset
A pump for recirculating the cooling liquid of combustion engines, in particular of vehicles, with a hybrid control system that includes an electromagnetic friction coupling and electric motor. The pump is capable of recirculating cooling liquids to produce a variation in the speed of the rotation of the impeller depending on the requirements of the engine.
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generatorsPortable combinations of engines with engine-driven devices for electric generators
F02B 67/06 - Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functionsDriving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus driven by means of chains, belts, or like endless members
F04D 13/02 - Units comprising pumps and their driving means
F04D 13/06 - Units comprising pumps and their driving means the pump being electrically driven
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
11.
Hybrid apparatus for controlling the rotation of a fan for cooling the cooling fluid of a vehicle
Pump for recirculating a cooling fluid for a vehicle, comprising: a pump body (11 ), which is fixed during use; an impeller (1 ) mounted on a driven shaft (2); at least one friction coupling (20) of the electromagnetic type, comprising a fixed electromagnet (22), a rotor (21;121 ) and an armature (23); movement take-up means (21 c;121 c) for taking up a rotational movement, configured to be connected to a movement source such as a shaft of the combustion engine of the vehicle and mounted on an outer bearing (40) keyed onto the pump body (11 ); an electric motor (50) for driving the driven shaft (2) independently of the movement take-up means (21 c;121 c); and a bell member (14;153) fastened to an end of the driven shaft opposite to that which carries the impeller. The friction coupling is designed to rotationally couple/decouple the movement take-up means (21 c;121 c) and the bell member (14;153) and said electric motor (50) is arranged inside the bell member (14) on the opposite side to the impeller (1 ) relative to the friction coupling (20). The movement take-up means (21 c;121 c) are formed on an outer circumferential edge of a shaped circular ring (21 a;121 a) which forms part of said rotor (21 ) and are arranged in a position radially more outer lying than the electromagnet (22) and/or the armature (23) of the friction coupling.
a) coupling to a slider (76) displaceable in both directions along the axis (X-X) and kinematically connected to the ring (71) with an eccentric pin (72) driving the base (73) of the shank of the blade, an electromagnetic clutch (80; 180; 280) being arranged between the pulley (3) and the hub (11) of the fan.
Device for driving at three speeds a fan (1 ) for cooling the coolant in a motor vehicle, comprising: a fixed axial sleeve (10) designed to be fastened to a base (1 1 ) of the vehicle engine; a fan support (1 a) for carrying the fan (1 ); a first electromagnetic coupling (100) comprising a first fixed electromagnet (1 10), a first rotor (120); a second electromagnetic coupling (200) comprising a fixed electromagnet (210) mounted on the axial sleeve (10), a second rotor (220) and an armature (240) axially arranged on the opposite side to the second electromagnet (210) relative to the second rotor (220) and rotationally integral with the rotor (120) of the first coupling; an eddy current or Foucault coupling (300). The first coupling, the second coupling and the Foucault coupling are arranged between means (121 ) for taking up a rotational movement and the support (1 a) of said fan (1 ), and the first rotor and the second rotor (220) are mounted on a respective bearing (121,221 ) keyed on the fixed axial sleeve (10), wherein a driving part of the Foucault coupling (300) is mounted on the second rotor (220) and the driven part of the Foucault coupling is integral with the support (1 a) of the fan (1 ), so that the excitation of only the electromagnet (210) of the second coupling (200) causes rotational driving of the fan support (1 a) at a speed slower than that of the first rotor (120), by means of the Foucault coupling (300).
Integrated apparatus for simultaneously controlling and operating a fan (200) and the impeller (101) of a vehicle pump (100), comprising in combination a first friction coupling (300) comprising a driving part (455,315,310) for transmitting a rotational movement, with means (311) designed to be connected to the vehicle engine for receiving the rotational movement, and an eddy current or Foucault coupling (500) operated by the first friction coupling (300); the first coupling (300) and the eddy current or Foucault coupling (500) being configured for three-speed rotational operation of the fan (200); and a second ON/OFF friction coupling for rotational operation or stoppage of the impeller of the pump (100), said second coupling comprising a wrap spring (452) for connecting the driving part (455315,310) transmitting the movement to a driven part (420, 450; 453) suitable for connection to the pump shaft.
F01P 7/08 - Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
F01P 7/16 - Controlling of coolant flow the coolant being liquid by thermostatic control
F16D 13/08 - Friction clutches with a helical band or equivalent member, which may be built-up from linked parts, with more than one turn embracing a drum or the like, with or without an additional clutch actuating the end of the band
F16D 27/01 - Magnetically-actuated clutchesControl or electric circuits therefor with permanent magnets
17.
PUMP FOR RECIRCULATING A COOLING LIQUID FOR COMBUSTION ENGINES WITH HYBRID CONTROL SYSTEM COMPRISING ELECTROMAGNETIC FRICTION COUPLING AND ELECTRIC MOTOR WHICH ARE AXIALLY OFFSET
Pump for recirculating a cooling liquid of a vehicle, comprising: a pump body (11) and an impeller (1) mounted on a driven shaft (2), coaxial with each other a first device (100) for transmitting to the driven shaft (2) the movement generated by the shaft of the combustion engine of the vehicle and comprising movement receiving means suitable for connection (103) with said shaft of the combustion engine; - a friction coupling (120) of the electromagnetic type, connected to said movement receiving means (121); - a second device (200) for generating a movement for the driven shaft (2) independently of the first movement transmission device (100) and comprising an electric motor (250) with stator (251) and rotor (253); - connection means (3,4,4a) rotationally integral with the driven shaft (2); wherein - the rotor (253) of the electric motor (250) is rotationally integral with the means for connection to the driven shaft (2); - the electromagnetic friction coupling (120) is arranged so as to connect/disconnect the first device (10) for transmission of the movement to the means (3,4,4a) for connection to the driven shaft; and - said electric motor (250) is arranged in a position axially on the outside of the electromagnetic friction coupling (120) and on the opposite side to the latter with respect to the impeller ( 1 ).
F01P 7/16 - Controlling of coolant flow the coolant being liquid by thermostatic control
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
F04D 13/02 - Units comprising pumps and their driving means
F04D 13/06 - Units comprising pumps and their driving means the pump being electrically driven
F16D 13/38 - Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs
18.
MIXED HYBRID-OPERATION GROUP FOR RECIRCULATING AND COOLING THE COOLING FLUID OF A VEHICLE
Group for recirculating and cooling a cooling fluid of vehicle, comprising: - a recirculating pump (100), the impeller (101) of which is mounted on a first end of a shaft (102) supported by a fixed group (110) comprising the pump body (111) designed, during use, to be fixed to the base (11a) of a combustion engine of the vehicle; - a fan (201) fastened to a bell member (202) mounted on the pump body (111) via a bearing (240); wherein - the pump (110) and the fan (201) have a single fixed axis of rotation (X-X); and in that the group comprises: - a first electric motor (120) for rotationally driving the pump (110); - a hybrid assembly for rotationally driving the fan (201), comprising a friction coupling (250) designed to be connected to the driving shaft of the vehicle and a second electric motor (261) designed to impart to the fan (201) a number of revolutions independent of the revolutions of the said driving shaft; the fan and the pump impeller being therefore able to be operated independently of each other.
F01P 7/08 - Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
F01P 7/04 - Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
F04D 13/06 - Units comprising pumps and their driving means the pump being electrically driven
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
Apparatus for controlling the rotation about a longitudinal axis (X-X) of a fan (1) for cooling the cooling fluid contained in the radiator of a vehicle, comprising : - a fixed support sleeve (3), internally hollow and extending parallel to the longitudinal axis (X-X) of rotation of the fan; - a bell member (la) for supporting the fan, mounted on the outer race (2a) of a bearing (2), the inner race (2b) of which is keyed onto the support sleeve (3); - an electromagnetic friction coupling (10) arranged between the bell member (la) and movement receiving means (4) suitable for connection to the driving shaft of the vehicle; - an electric motor (20) for generating a rotational movement independent of the driving shaft of the vehicle, comprising a stator (21) and a rotor (22); - a first rear flange (3a) integral with the sleeve (3) and designed to support an electromagnet (12) of the electromagnetic friction coupling; a second front flange (40) integral with the sleeve (3) and designed to support the stator (21) of the electric motor (20) and a unit (30; 130) for controlling and electronically driving the electric motor (20), arranged in a position radially on the inside of the bell member (1a) for supporting the fan.
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
Rotor for electromagnetic couplings, comprising: - an annular body (131) made of ferromagnetic material for transporting a magnetic flux, with: --) a coaxial sleeve (131b) extending inwards in an axial direction (X-X) and suitable for coupling with a support shaft (120); --) a continuous, circumferential, non-magnetic, inner recess (135) formed in the front surface of the annular body (131) along a diameter slightly greater than the diameter of the sleeve (132); --) at least one non-magnetic outer recess (636) arranged at least partially along a circumference concentric with said inner recess (135) and with a diameter comprised between the outer diameter of the front surface and the diameter of said inner recess (135); --) at least one non-magnetic intermediate recess (637) arranged at least partially along a circumference concentric with said inner recess (135) and with a diameter comprised between the diameter of the non-magnetic outer recess and the diameter of said inner recess (135); --) means for passage of the magnetic flux, in a radial direction of the recesses filled with non- magnetic material (636a, 637a), between a rotor sector radially comprised between the outer diameter of the annular body and the diameter of said radially outer non-magnetic recess and a rotor sector radially comprised between the diameter of the inner recess (135) and the diameter of the intermediate recess (637).
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
F01P 7/08 - Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
F01P 7/04 - Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
F16D 27/14 - Magnetically-actuated clutchesControl or electric circuits therefor Details
F16D 27/00 - Magnetically-actuated clutchesControl or electric circuits therefor
21.
PUMP FOR RECIRCULATING A COOLING FLUID FOR COMBUSTION ENGINES WITH ELECTRIC MOTOR CONTROL DEVICE
Pump for recirculating a cooling fluid for a vehicle with combustion engine, comprising: - a pump body (11) designed to be fixed to a base (11a) of the vehicle engine; an impeller (1) inserted inside a chamber containing the cooling fluid and mounted on a driven shaft (2), at least one first electric motor (50) for driving the shaft (2) of the impeller (1), wherein - said electric motor (50) comprises a fixed stator (51) mounted on the body (11) of the pump on the outside thereof and a rotor (52) radially outer lying with respect to the stator and connected to the shaft (2) of the impeller (1) of the pump on the outside of the cooling fluid chamber and via transmission means (54, 54a; 354, 354a; 54a, 66), and wherein the electric motor is designed to operate the impeller independently of the combustion engine.
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
Parts and fittings for agricultural machines, industrial
machines and excavators, namely, clutches, gear boxes,
couplings, driving shafts, pistons, piston rings, variable
flow fans; pistons and piston rings for land vehicle
engines. Parts and fittings for vehicles, tractors, agricultural
vehicles, industrial vehicles, namely, clutches, gear boxes,
couplings, driving shafts.
23.
PRE-ASSEMBLED BLADE FOR FANS FOR COOLING THE COOLING FLUID OF MACHINES/VEHICLES AND FAN EQUIPPED WITH SAID BLADE
Pre-assembled blade (20) for fans (10) for cooling the cooling fluid contained inside the radiator (1) of operating machines and/or vehicles, comprising a blade body (20a) joined together with an axial shank (21), wherein the shank (21) has at least one hole (21c) with a female thread and wherein the blade (20) comprises -) a blade flange (22) -) a disk (23) having at least one through-hole (23a) coaxial, when the blade is assembled, with the said at least one hole (21c) in the shank (21); -) an eccentric pin (24) joined to the said disk (23) and comprising outer teeth 24a designed to mesh with a rack of a device (70) for adjusting the inflow angle of the blade (20).
Apparatus for actuating and controlling the rotation, about their axis, of fans (1) for cooling the combustion engine of operating machines and/or vehicles, comprising: means (100) for generating a rotational movement, comprising: a primary gearing (120) coaxial with and connected rotationally to the primary pulley (110) and provided with a radial toothing (121); a secondary gearing (130), rotating on an axis parallel to the axis of the primary gearing (120) and provided with a radial toothing (121) designed to mesh with the radial toothing (121) of the primary gearing (121); a first electromagnetically controlled friction coupling (200) arranged coaxially with the primary gearing (120); a second electromagnetically controlled friction coupling (300) arranged coaxially with the secondary gearing (130); said first coupling (200) and second coupling (300) each comprising a respective rotor (220, 320) provided with a pulley (221, 321) for engagement with a secondary belt (50) for simultaneous rotational actuation of the two rotors (220, 230); a hub (la) for supporting the fan (1), integral with either one of the two rotors.
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
F01P 7/04 - Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
F16D 13/70 - Pressure members, e.g. pressure plates, for clutch-plates or lamellaeGuiding arrangements for pressure members
25.
APPARATUS FOR ACTUATING AND CONTROLLING THE ROTATION OF BLADES OF FANS FOR COOLING THE COOLANT IN MACHINES/VEHICLES.
Apparatus for actuating and controlling the rotation, about their longitudinal axis (Y-Y), of blades (20) of cooling fans (10) for operating machines and/or vehicles, in particular agricultural tractors and off-road vehicles, said fan being mounted on a hub (11) which can be rotationally driven about its axis (X-X) by associated driving means (3,3a) suitable for connection to the heat engine (1) and mounted on a fixed support (5) by means of a bearing (3b) the apparatus comprising a ring (71) provided with a radial seat (71a) inside which a radial pin (72), eccentrically engaged in a base (73) integral with the shank (20a) of the blade (20), is inserted; an electric motor (30) which is coaxial with the axis (X-X) of the hub (11) and the shaft (31) of which is coaxially connected to a reduction gear (40), the kinematic output element (143) of which is coaxially connected by means of a screw (51a) / female thread (76a) coupling to a slider (76) displaceable in both directions along the axis (X-X) and kinematically connected to the ring (71) with an eccentric pin (72) driving the base (73) of the shank of the blade, an electromagnetic clutch (80; 180; 280) being arranged between the pulley (3) and the hub (11) of the fan.
said electric motor and said friction clutch are arranged in an axially external position with respect to the motion generating means of the clutch.
Preferably, said electric motor is axially opposed to the friction clutch with respect to the motion generating means, and is axially adjacent to the chamber of the impeller in the axial direction.
F16D 27/112 - Magnetically-actuated clutchesControl or electric circuits therefor with an electromagnet not rotating with a clutching member, i.e. without collecting rings with axially movable clutching members with flat friction surfaces, e.g. discs
F01P 5/10 - Pumping liquid coolantArrangements of coolant pumps
F04D 15/00 - Control, e.g. regulation, of pumps, pumping installations, or systems
F04D 13/06 - Units comprising pumps and their driving means the pump being electrically driven
F04D 29/22 - Rotors specially for centrifugal pumps
F16D 13/46 - Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs in which two axially-movable members, of which one is attached to the driving side and the other to the driven side, are pressed from one side towards an axially-located member
F16D 27/14 - Magnetically-actuated clutchesControl or electric circuits therefor Details
F04D 1/00 - Radial-flow pumps, e.g. centrifugal pumpsHelico-centrifugal pumps
27.
PRE-ASSEMBLED BLADE FOR FANS FOR COOLING THE COOLANT IN MACHINES/VEHICLES AND FAN PROVIDED WITH SAID BLADE
Pre-assembled blade (20) for fans (10) for cooling the coolant contained inside the radiator (1) of operating machines and/or vehicles, comprising a blade body (20a) rigidly connected to an axial shank (21), a part of which situated radially on the outside of the blade body is in the form of a cylindrical pin (21b); wherein the shank (21) has a part axially on the outside of the blade body in the form of a cylindrical pin (21b), holes (21c) with internal female threading being formed inside the pin (21b); and in that the blade (20) comprises - a blade flange (22) comprising. a hollow cylindrical body (22a), the opposite end bases of which comprise respectively: a flat edge (22b) provided with through-holes (22c). an inset annular seat (22d); a disk (23) provided with through-holes (23a) and an eccentric recess (23d) for stably containing with friction a pin (24) which is also eccentric, for rotationally actuating the blade about its axis; - screws (25) designed to pass through the through- holes (23a) in the disk (23) and mate with the female thread of the holes (21c) in the pin (21b) in order to fix relative to each other the disk (23), flange (22) and pin (21b), thus ensuring a definite angular alignment of the blade relative to the pin (24) during pre-assembly.
Pump assembly for recirculating a cooling fluid of a heat engine, comprising: - a pump body (11), an impeller (1) driven by a driven shaft (2) and inserted in a chamber (la) of the circuit (3) for recirculating the cooling fluid of the heat engine; - at least a reversible friction clutch (20; 120), adapted to transmit the motion from motion generating means (21, 21a), coupled to the motor shaft of the vehicle, to the driven shaft (2 ), - an electric motor (30; 130; 230) to drive said driven shaft (2) independently of the heat engine; wherein - said electric motor (30;130;230) and said friction clutch (20) are arranged in an axially external position with respect to the motion generating means (21, 21a) of the clutch (20). Preferably, said electric motor (30; 130; 230) is axially opposed to the friction clutch (20, 120) with respect to the motion generating means (21), and is axially adjacent to the chamber (la) of the impeller (1) in the axial direction (X- X).
09 - Scientific and electric apparatus and instruments
12 - Land, air and water vehicles; parts of land vehicles
13 - Firearms; explosives
37 - Construction and mining; installation and repair services
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Machines, machine tools and their parts; friction clutches;
brakes, couplings and transmissions of all type and their
parts; tool-holder turrets and cutting dies; automatic
self-centring chucks and tailstock centers for machine
tools. Electric and electronic apparatus; computers, digital
controls, monitoring and safety apparatus. Friction clutches, joints, couplings, transmissions and
their parts for vehicles. Firearms and their parts. Construction and repair services. Treatment of materials.
12 - Land, air and water vehicles; parts of land vehicles
37 - Construction and mining; installation and repair services
Goods & Services
Machines and machine tools; friction clutches, brakes,
couplings and transmissions, compound cross slides holding
fixture palettes, automatic self-centring chucks and
tailstocks for machine tools; joints. Friction clutches, brakes, couplings and transmissions for
land vehicles. Construction and repairs.
12 - Land, air and water vehicles; parts of land vehicles
Goods & Services
[ Machines, Machine Tools and Parts Thereof-, namely, ] Friction Clutches, Brakes, Machine Couplings and Belting and Their Parts, Revolving Turrets, Self-Centering Chucks and Tailstocks Friction Clutches for Vehicles, Joints, Couplings, Shaftings and Parts Thereof for Vehicles
