Abstract

The invention relates to a coupling device (16) for mounting an airbag module (14) to be oscillating on a steering wheel structure (12) of a vehicle steering wheel (10), comprising a mounting member (18) which includes, relative to a steering wheel axis (A), an axial bottom side (20) which in the assembled state of the vehicle steering wheel (10) faces the steering wheel structure (12) as well as an opposite axial top side (22) which in the assembled state of the vehicle steering wheel (10) faces the airbag module (14), a contact face (24) for a damping element (26) provided on the axial bottom side (20) for oscillating coupling of the mounting member (18) to the steering wheel structure (12), and comprising a locking element (28) disposed on the top side (22) of the mounting member (18) for locking with the prefabricated airbag module (14), wherein the locking element (28) is configured so that the airbag module (14) can be coupled to the mounting member (18) by a locking connection substantially in an axially fixed manner or in an axially restrictedly movable manner.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/235 - Inflatable members characterised by their material
• B60Q 5/00 - Arrangement or adaptation of acoustic signal devices
• B62D 1/11 - Hand wheels incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible

Abstract

The invention relates to a steering device assembly (10) for positioning and fastening an airbag module on a steering device of a motor vehicle, which steering device can be rotated about a steering axis, the steering device assembly comprising: - a first positioning body (12) which has a detent lever (26) comprising a first leg (28) and a second leg (30) connected to the first leg (28), a carrier (32), on which the detent lever is mounted for pivoting between an initial position and a final assembly position, and a spring element (34) for loading the detent lever into the final assembly position, the two legs (28, 30) of the detent lever being connected to one another at one leg end (38) and each extending to an opposite free leg end (40) at a specified angle; and - a second positioning body (14) which has a stop (44) for the free leg end of the first leg for the pivoting of the detent lever from the initial position into the final assembly position and a detent contour (46) for locking with the free leg end of the second leg (30) in the final assembly position of the detent lever (26).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to a steering apparatus assembly (10) for a motor vehicle, having a steering axis (A), about which the steering apparatus assembly (10) can rotate in the installed condition, a first assembly element (12) and a second assembly element (14), wherein: the two assembly elements (12, 14) are connected to one another by a first joint (16) and a second joint (18); the first joint (16) comprises a resilient locking element (20), which can be deflected in a direction transverse to the steering axis (A) to undo the first joint (16); the second joint (18) can be undone by an axial load acting on the assembly elements (12, 14) away from one another; and a wedge (46) is provided which has a wedge length (L) transverse to the steering axis (A) and a variable wedge height (H) in the direction of the steering axis (A). The wedge length (L), the wedge height (H) and an angle of inclination (α) of the wedge (46) are matched to one another such that both the first joint (16) and the second joint (18) of the assembly elements (12, 14) can be undone by a linear movement of the wedge (46) in the longitudinal direction of the wedge.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to a wiring harness (10) for an airbag module of a vehicle occupant safety system, particularly for a driver's airbag module, having a connector (11) for connecting to a pyrotechnic igniter of the airbag module, at least one module connecting cable (12) connected to the connector (11) for connecting the connector (11) to a vehicle wiring harness, and at least one actuator unit (13) having a pyrotechnic actuator (17) and an actuator connecting cable (14) which is formed integrally with the actuator unit (13) and is connected to the connector (11). The invention further relates to an airbag module, vehicle cabling and a vehicle occupant safety system having a wiring harness of this kind and to a method of production.

IPC Classes  ?

• H01R 33/00 - Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holdersSeparate parts thereof
• 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
• B60R 16/027 - 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 between relatively movable parts of the vehicle, e.g. between steering wheel and column
• F15B 15/19 - Pyrotechnical actuators
• B60R 21/26 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
• B60R 21/264 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
• B62D 65/02 - Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components

Abstract

The invention relates to a vibration absorber ring (10) for fastening a gas generator (12) to a vehicle steering wheel (14), in a manner capable of vibrating, with a ring axis (A), a support portion (18) for fastening the vibration absorber ring (10) to a holding element, and an absorber portion (22) for fastening the gas generator (16) to the vibration absorber ring (10), wherein an elastic damping element (24) is provided, which extends in the axial direction from the absorber portion (22) towards a free end (26) and, between the absorber portion (22) and the free end (26), has a fastening element (28) for the gas generator (12), wherein the support portion (18) and the absorber portion (22) are spaced apart from each other in the axial direction.

IPC Classes  ?

• B62D 7/22 - Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together
• B60R 21/237 - Inflatable members characterised by the way they are folded
• B60R 21/261 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid

Abstract

The invention relates to an airbag module (16) for an occupant restraint system, comprising a module cap (28) which in the mounted condition of the airbag module (16) faces an occupant and comprising a module bottom (30) which includes a latch means for securing the airbag module (16) to a vehicle component, wherein the module cap (28) and the module bottom (30) are movable toward each other along a mounting axis (A) until they reach at first an axial pre-mounting position and then an axial final mounting position, the module cap (28) and the module bottom (30) including interacting pre-fixing elements which captively secure the module cap (28) and the module bottom (30) to each other in the pre-mounting position, the module cap (28) and the module bottom (30) including interacting resistance contours which during an axial relative movement of the module cap (28) and the module bottom (30) from the pre-mounting position to the final mounting position have a predetermined mounting resistance. Furthermore, the invention also relates to a method for mounting the airbag module (16) on a steering wheel as well as to a steering assembly (10) comprising such airbag module (16).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to an airbag for a vehicle occupant restraint system, comprising an airbag panel (16) defining an inflatable airbag volume as well as including a front panel portion (18) and a rear panel portion (20), a tether (22) extending in the interior of the airbag (14) across the inflatable airbag volume, a discharge orifice (24) which is formed in the rear panel portion (20) of the airbag panel (16), as well as a first closing tab (26) and a second closing tab (28) for closing the discharge orifice (24), wherein the tether (22) extends from a first tether end (32) tightly connected to the front panel portion (18) in the direction of the discharge orifice (24) to an opposite second tether end (34), wherein the first closing tab (26) extends from a first tab end (36) tightly connected to the rear panel portion (20) to a second tab end (38) tightly connected to the second tether end (34), wherein the second closing tab (28) is fastened on the rear panel portion (20) adjacent to the discharge orifice (24), and wherein the two closing tabs (26, 28) are coupled by a connection releasable when a vehicle occupant (30) impacts on the inflated airbag (10).

IPC Classes  ?

• B60R 21/2338 - Tethers
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to an airbag module for arranging on a steering wheel, a locking element and a contact element being arranged on the airbag module. The locking element can be moved and can adopt an unlocked state, a locked state and an intermediate state between the two, in relation to a catch element. In the intermediate state, in which there is mechanical contact between the locking element and the catch element, there is no electrical contact between the contact element and the locking element. In the locked state, in which the locking element is mechanically coupled to the catch element, there is electrical contact between the contact element and the locking element. In the locked state, when the catch element and the locking element are locked together, the contact element, the locking element and the catch element are electrically interconnected.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A method for introducing electric conductors into an overmolding of a steering wheel frame is provided. The electric conductors are used for heating and shielding purposes and for sensing contact on a steering wheel. In a first step, at least one cut is introduced into the overmolding using a cutting tool. In a second step, both a first layer of an electric conductor and a second layer of an electric conductor are simultaneously introduced into the cut that has been created. The first layer forms both a heating layer for heating the steering wheel and a guard layer which, together with the second layer acting as a sensor layer, allows the capacitive sensing of hand contact.

IPC Classes  ?

• G01R 27/26 - Measuring inductance or capacitanceMeasuring quality factor, e.g. by using the resonance methodMeasuring loss factorMeasuring dielectric constants
• B62D 1/06 - Rims, e.g. with heating meansRim covers
• G01D 5/24 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus

Abstract

a) which can be adjusted independently of one another and a steering wheel subassembly having a vehicle steering wheel (10) and an airbag module, wherein the vehicle steering wheel (10) and the airbag module are connected to each other by the bearing unit. The invention additionally relates to a method for producing a vehicle subassembly having a vehicle-mounted support, a component which is to be fastened on the support and at least one bearing unit.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B62D 1/04 - Hand wheels
• F16C 35/02 - Rigid support of bearing unitsHousings, e.g. caps, covers in the case of sliding-contact bearings

Abstract

The invention relates to an apparatus (10) for fastening a gas generator (11) in an oscillatory manner as a vibration damping mass inside an airbag module. A fastening ring (12) provided for fastening the gas generator (11) has at least one elastic section (14) and at least one reinforcement insert (15) for reinforcing the fastening ring (12) and securing the fastening ring (12) to the gas generator. A surface of the reinforcement insert (15) is made at least in part of plastic.

IPC Classes  ?

• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together
• B60R 21/261 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/26 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
• B60R 21/272 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas with means for increasing the pressure of the gas just before or during liberation, e.g. hybrid inflators

Abstract

The invention relates to an airbag (10) for restraining a vehicle occupant (12) in a motor vehicle, comprising an inflatable cushion section (20) for damping a passenger impact, and two inflatable tube sections (22) which are arranged laterally opposite each other in the mounted state of the airbag (10), on the cushion section (20), on the side of the occupant, wherein the tube sections (22) are interconnected by a sliding layer (24) arranged on the cushion section (20), on the occupant side, and can be laterally moved in relation to the cushion section (20) at least in sections. The invention further relates to a method for producing an airbag (10) and to an airbag module (18) comprising such an airbag (10).

IPC Classes  ?

• B60R 21/231 - Inflatable members characterised by their shape, construction or spatial configuration
• B60R 21/2338 - Tethers

Abstract

A method for detecting contact with a manually activated steering or control device, in particular a vehicle steering wheel, comprises the following steps: applying an alternating voltage to at least one conductor arrangement (10) which is arranged on the steering or control device, and has at least one conductor line with a significant ohmic resistance; determining the current profile in the conductor arrangement (10); determining the real component and the virtual component of the instantaneous alternating current resistance of the conductor arrangement (10); determining the capacitance or the change in capacitance of the conductor arrangement (10); determining the phase shift; and evaluating the determined values. A device for carrying out the method comprises a steering or control device, in particular a vehicle steering wheel, a conductor arrangement (10) which is arranged on the steering or control device and which has at least one conductor line with a significant ohmic resistance, and a control and evaluation device which is configured to apply an alternating voltage to the conductor arrangement (10), to measure the current profile in the conductor arrangement (10) and to evaluate the determined values.

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers
• H03K 17/955 - Proximity switches using a capacitive detector

Abstract

The invention relates to a vehicle steering wheel (10) having a steering wheel axis (A) about which the vehicle steering wheel (10) can be rotated in the installed state, a steering wheel carcass (12) which has a hub section (14) in the region of the steering wheel axis (A), and a separate latching peg (18) for latching with an airbag module (20), which extends in the axial direction (22) and can be mounted on the steering wheel carcass (12), wherein the hub section (14) of the steering wheel carcass (12) has a rigid carcass hook (24) for latching with the airbag module (20), which extends in the axial direction (22), wherein the latching peg (18) adjoins the carcass hook (24) and partially surrounds same in the circumferential direction. The invention also relates to a steering wheel assembly having a vehicle steering wheel (10) of this kind.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A coupling device for mounting an airbag module on a steering wheel structure of a vehicle steering wheel includes a mounting member including a sleeve having a central opening and being connected to the airbag module. A damping element constructed of a vibration damping material is positioned in the sleeve and connected to the sleeve. A spring encircles an outer surface of the mounting member. A fastening structure extends through the mounting member, damping element, and spring. The fastening structure connects the coupling device to the steering wheel structure. The mounting member is configured to receive a horn switch plate for sliding movement along the outer surface of the mounting member. The spring exerts a spring bias against the horn switch plate and the mounting member in opposite directions, which biases the horn switch plate away from the steering wheel structure.

IPC Classes  ?

• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components

Abstract

The invention relates to a steering wheel assembly (10) comprising a steering wheel skeleton (12), an attachment component (14), a connection component (20) for fastening the attachment component (14) to the steering wheel skeleton (12), and a first resilient damping element (16), which couples the connection component (20) to the attachment component (14) so as to be able to oscillate, a second resilient damping element (18) being provided which couples the connection element (20) to the steering wheel assembly (12) so as to be able to oscillate.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to an airbag (14) for unfolding between a vehicle part (10) and a vehicle occupant (18), comprising an impact wall (20) which, in the installed and unfolded state of the airbag (14), faces a vehicle occupant (18), and a circumferential wall (22), which is connected to the impact wall (20) and, in the installed and unfolded state of the airbag (14), extends between the impact wall (20) and the vehicle part (10), wherein the circumferential wall (22) is made with multiple layers, at least in some sections and forms at least one annular tube (23), which delimits an annular, inflatable first airbag volume (V1), and wherein a radially inner layer (26) of the circumferential wall (22), together with the impact wall (20), delimits an inflatable second airbag volume (V2) that is separate from the first airbag volume (V1). The invention further relates to an airbag module (12) having such an airbag (14).

IPC Classes  ?

• B60R 21/231 - Inflatable members characterised by their shape, construction or spatial configuration
• B60R 21/233 - Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartmentsInflatable members characterised by their shape, construction or spatial configuration comprising two or more bag-like members, one within the other
• B60R 21/2338 - Tethers
• B60R 21/263 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output

Abstract

An apparatus for heating a steering wheel and for detecting a steering wheel contact comprises a steering wheel armature (10) made from electrically conductive material and an electric heating conductor (12) arranged outside of the steering wheel armature (10). The apparatus further comprises a control and evaluation device (18) connected to the steering wheel armature (10) and the electric heating conductor (10) by means of which control and evaluation device the electric heating conductor (12) is repeatedly operated temporarily during a heating operation as a heating element for heating the steering wheel and temporarily during a measuring operation as a sensor element for detecting a steering wheel contact. The control and evaluation device (18) is configured so as to maintain the steering wheel armature (10) on a predetermined and especially constant potential at least during each measuring operation.

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers
• B62D 1/04 - Hand wheels
• H05B 1/02 - Automatic switching arrangements specially adapted to heating apparatus

Abstract

The invention relates to a steering wheel airbag module (24) for a motor vehicle for installing in a steering wheel (10) of a motor vehicle, comprising an inflatable airbag (28) and a module housing (26) in which the airbag (28) is accommodated in the folded state. The module housing (26) has a front side (32) oriented towards the vehicle occupants, wherein the module housing (26) has an opening section (36) via which the airbag (28) unfolds in the event that it is released. The opening section (36) is provided on an outer side (34) of the module housing (26) that is different from the front side (32). The invention also relates to a steering wheel information module, a steering wheel (10) and a method for unfolding an airbag (28).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/2165 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by a tear line for defining a deployment opening

Abstract

The invention relates to a spring element (10) for fastening an air bag module (12) to a vehicle steering wheel (14), having a first spring section (16), which extends from a tool access point (P) via a first bearing point (18) as far as a first free spring end (20), and a second spring section (22), which extends from the tool access point (P) via a second bearing point (24) as far as a second free spring end (26), wherein the tool access point (P) is spaced apart from a connecting section (28) between the two free spring ends (20, 26) and is displaceable in an actuating direction (x) toward the connecting section (28), and wherein the spring sections (16, 22) are shaped such that the free spring ends (20, 26) move toward each other or away from each other during a displacement of the tool access point (P) in the actuating direction (x) if the first bearing point (18) and the second bearing point (24) are held substantially non-displaceably in in the actuating direction (x).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to an airbag module (10) for a vehicle steering wheel (6), comprising a module base (12) for fixed mounting on the vehicle steering wheel (6), which module base has a base opening (14), and comprising a vibration absorber ring (16) for fastening a gas generator (18) to the module base (12) such that said gas generator can vibrate. The vibration absorber ring (16) has a ring axis (A) and a mounting flange (20) for the gas generator (18). The vibration absorber ring (16) has a resilient absorber wall, starting from the mounting flange (20), which absorber wall extends in an axial direction toward the module base (12) and extend around the ring axis (A) in a circumferential direction. The vibration absorber ring (16) has a plurality of resilient absorber feet (24) for fastening to the module base (12), which absorber feet extend in the axial direction. The vibration absorber ring (16) is fastened to the module base (12) by means of the absorber feet (24) such that the absorber wall (22) bears against the module base (12) already before activation of the airbag module (1) and acts in an axial direction against the module base (12) and is resiliently deformed.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to a vibration absorber ring (10) for fastening a gas generator (12) to a vehicle steering wheel (14) in a manner capable of vibrating, with a ring axis (A), a support portion (18) for fastening the vibration absorber ring (10) to a holding element, and an absorber portion (22) for fastening the gas generator (16) to the vibration absorber ring (10), wherein an elastic damping element (24) is provided, which extends in the axial direction from the absorber portion (22) towards a free end (26) and, between the absorber portion (22) and the free end (26), has a fastening element (28) for the gas generator (12), wherein the support portion (18) and the absorber portion (22) are spaced apart from each other in the axial direction.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B62D 7/22 - Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system

Abstract

The invention relates to an apparatus (10) for fastening a gas generator (11) in an oscillatory manner as a vibration damping mass inside an airbag module. A fastening ring (12) provided for fastening the gas generator (11) has at least one elastic section (14) and at least one reinforcement insert (15) for reinforcing the fastening ring (12) and securing the fastening ring (12) to the gas generator. A surface of the reinforcement insert (15) is made at least in part of plastic.

IPC Classes  ?

• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/261 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid
• B60R 21/26 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
• B60R 21/272 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous release of stored pressurised gas with means for increasing the pressure of the gas just before or during liberation, e.g. hybrid inflators

Abstract

The invention relates to a cable conduit device for connection cables of an airbag module, comprising at least one cable duct (10) that includes retaining means (11) for at least one cable (30), and at least one contact plug (20) to be connected to a coil spring on a steering column; the contact plug (20) is or can be coupled in a twist-proof manner to the cable duct (10).

IPC Classes  ?

• B60R 21/017 - Electrical circuits for triggering safety arrangements in case of vehicle accidents or impending vehicle accidents including arrangements for providing electric power to the safety arrangements
• 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
• B60R 16/027 - 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 between relatively movable parts of the vehicle, e.g. between steering wheel and column
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/01 - Electrical circuits for triggering safety arrangements in case of vehicle accidents or impending vehicle accidents

Abstract

The invention relates to an airbag module (111) for arranging on a steering wheel (112), a locking element (130) and a contact element (131) being arranged on the airbag module (111), the locking element (130) being designed to lock together with a catch element (120) arranged on the steering wheel (112), by means of which the airbag module (111) and the steering wheel (112) can be interconnected. The locking element (130) can be moved and can adopt an unlocked state, a locked state and an intermediate state between the two, in relation to the catch element (120), where, in the intermediate state, in which there is mechanical contact between the locking element (130) and the catch element (120), there is no electrical contact between the contact element (131) and the locking element (130), whereas, in the locked state, in which the locking element (130) is mechanically coupled to the catch element (120), there is electrical contact between the contact element (131) and the locking element (130). In the locked state, when the catch element (120) and the locking element (130) are locked together, the contact element (132), the locking element (130) and the catch element (120) are electrically interconnected. The contact element (131) can be electrically connected to a horn contact (116) in order to generate a horn signal. The invention also relates to a steering wheel and to a method for connecting an airbag module to a steering wheel.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/2165 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by a tear line for defining a deployment opening

Abstract

The invention relates to a steering device assembly (10) for a vehicle and method for avoiding incorrect inputs on a vehicle horn, comprising the following steps: a sensitive input device (12) detects a contact with which an action is requested. As a result of the contact, the sensitive input device (12) sends a switching signal to a control device (14). At least one additional item of information, which is of significance in the context of the execution of the requested action, is supplied to the control device (14). The control device (14) then performs a plausibility test taking into consideration the switching signal and the at least one additional item of information. The requested action is finally either performed or inhibited, depending on the outcome of the plausibility test.

IPC Classes  ?

• B60Q 5/00 - Arrangement or adaptation of acoustic signal devices
• B62D 1/04 - Hand wheels

Abstract

The invention relates to an airbag module (10), in particular a driver airbag module, comprising a gas generator (20) with a generator housing (25), a tilger system (30) and a diffuser cap (40) with a diffusor sleeve (42) and a diffuser base (44), the generator housing (25) comprising at least one fastening flange (27) and the diffuser sleeve (42) extends preferably at least up to the fastening flange (27). According to the invention, a sleeve is provided between the diffuser sleeve (42) and the generator housing (25), a first sleeve end (51) of the sleeve, pointing towards the diffuser base (44), is configured as a gas diversion section (60).

IPC Classes  ?

• B60R 21/261 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid

Abstract

Disclosed is a method for introducing electric conductors (22) into an overmoulding (20) of a steering wheel frame (18). The electric conductors (22) are used in particular for heating and shielding purposes and for sensing contact on a steering wheel. Said method comprises the following steps: in a first method step, introducing at least one cut (26) into the overmoulding (20) using a cutting tool (34); and, in a second method step, simultaneously introducing both a first layer (22a) of an electric conductor (22) and a second layer (22b) of an electric conductor (22) into the cut (26) that has been created. The first layer (22a) preferably forms both a heating layer for heating the steering wheel and a guard layer which, together with the second layer (22b) acting as a sensor layer, allows the capacitive sensing of hand contact.

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

A description is given of a bearing unit of a vehicle subassembly, wherein the vehicle subassembly has a vehicle-mounted support, in particular a vehicle-steering wheel (10), and a component which is to be fastened on the support, in particular an airbag module. The bearing unit comprises at least one adjustable spacer element (14a, 14b, 14c) for orienting the position of the component on the support. Also provided are a bearing unit having a plurality of spacer elements (14a), which can be adjusted independently of one another, and a steering-wheel subassembly having a vehicle-steering wheel (10) and an airbag module, wherein the vehicle-steering wheel (10) and the airbag module are connected to one another by the bearing unit. The invention additionally relates to a method for producing a vehicle subassembly having a vehicle-mounted support, having a component which is to be fastened on the support, and having at least one bearing unit.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A method for folding an airbag includes folding the airbag into an elongate state at least partially by roll-folding. The method also includes inserting a gas generator and/or an airbag-retaining metal sheet into the airbag. The gas generator and/or the airbag-retaining metal sheet is/are located in the central third of the airbag folded in elongate shape so that two end portions of the airbag project from the gas generator and/or from the airbag-retaining metal sheet. The method also includes guiding the airbag end portions around the outer circumference of the gas generator and/or of the airbag-retaining metal sheet in opposite directions toward each other up to a folding zone in which the end portions of the airbag at least almost contact each other. The method further includes folding over the end portions of the airbag from the folding zone outwards and guiding the airbag end portions in the opposite direction around the outer circumference of the gas generator and/or of the airbag-retaining metal sheet and around internal parts of the airbag end portions located thereon for forming external parts.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
• B60R 21/237 - Inflatable members characterised by the way they are folded
• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/264 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic

Abstract

The invention relates to a steering wheel for a vehicle, having a steering wheel rim and one or more steering wheel spokes, at least the steering wheel rim comprising a coating (20) and at least one elongate electrical conductor (18) for heating the steering wheel. A connection terminal (26) to which a first and a second end of the at least one electrical conductor (18) are electrically connected is also located on the steering wheel rim and/or on one of the steering wheel spokes. The invention also relates to a method for producing a steering wheel for a vehicle, having a steering wheel rim and one or more steering wheel spokes, at least the steering wheel rim comprising a coating (20).

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

The invention relates to a horn actuation unit, in particular for a vehicle steering wheel fitted with an airbag module, comprising a first electrical horn contact group and a second electrical horn contact group, each having at least two contact elements that are electrically connected via a connection element, wherein the horn contact groups can be moved relative to one another along an actuation direction in such a way that at least two associated contact elements of the first and second horn contact group can contact in order to close a horn circuit, and wherein the connection element of the first horn contact group and/or the second horn contact group is formed by a shaped sheet metal part and is oriented in parallel to the actuation direction, in particular upright in relation to a base plane of a carrier of the horn actuation unit.

IPC Classes  ?

• B60Q 5/00 - Arrangement or adaptation of acoustic signal devices
• B60R 21/2165 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components characterised by the covers for the inflatable member characterised by a tear line for defining a deployment opening

Abstract

The invention relates to a coupling device (16) for the attachment of an airbag module (14) to a steering wheel main body (12) of a vehicle steering wheel (10) in an oscillatory manner, comprising an attachment body (18), which has an axial underside (20) in relation to a steering wheel axis (A), which underside faces the steering wheel main body (12) when the vehicle steering wheel (10) is in the assembled state, and has an opposite axial upper side (22), which faces the airbag module (14) when the vehicle steering wheel (10) is in the assembled state. The coupling device also has a support surface (24) provided on the axial underside (20) for a damping element (26) for coupling, in an oscillatory manner, the attachment body (18) to the steering wheel main body (12), and has a latching element (28) arranged on the upper side (22) of the attachment body (18) for latching with the prefabricated airbag module (14). The latching element (28) is designed such that the airbag module (14) can be coupled to the attachment body (18) by means of a latching connection so as to be substantially axially immobile or axially mobile to a limited extent.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60Q 5/00 - Arrangement or adaptation of acoustic signal devices
• F16F 15/02 - Suppression of vibrations of non-rotating, e.g. reciprocating, systemsSuppression of vibrations of rotating systems by use of members not moving with the rotating system

Abstract

The invention relates to a wiring harness (10) for an airbag module of a vehicle occupant safety system, particularly for a driver's airbag module, having - a connector (11) for connecting to a pyrotechnic igniter of the airbag module, - at least one module connecting cable (12) connected to the connector (11) for connecting the connector (11) to a vehicle wiring harness and - at least one actuator unit (13) having a pyrotechnic actuator (17) and an actuator connecting cable (14) which is formed integrally with the actuator unit (13) and is connected to the connector (11). The invention further relates to an airbag module, vehicle cabling and a vehicle occupant safety system having a wiring harness of this kind and to a method of production.

IPC Classes  ?

• F15B 15/19 - Pyrotechnical actuators
• B60R 21/26 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
• F41A 19/69 - Electric contacts or switches peculiar thereto
• 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

Abstract

The invention relates to a vehicle steering system having a multi-function steering wheel (22), which is pivotable about an adjustment axis (S) between a steering position (24) and a non-steering position (26, 28), wherein the multi-function steering wheel (22) is coupled in the steering position (24) with a travel direction element (12) and is rotatable about a steering axis (A) for adjusting the travel direction element (12), and wherein the multi-function steering wheel (22) is decoupled from the travel direction element (12) in the non-steering position (26, 28).

IPC Classes  ?

• B62D 1/08 - Spokes, e.g. resilient
• B62D 1/10 - HubsConnecting hubs to steering columns, e.g. adjustable

Abstract

An apparatus for heating a steering wheel and for sensing contact with the steering wheel comprises a steering wheel skeleton (10) made of an electrically conductive material, and an electrical heating conductor (12) arranged outside the steering wheel skeleton (10). The apparatus furthermore comprises a control and evaluation device (18) which is connected to the steering wheel skeleton (10) and to the electrical heating conductor (10) and by means of which the electrical heating conductor (12) is repeatedly operated at times in a heating mode as a heating element for heating the steering wheel and at times in a measurement mode as a sensor element for sensing contact with the steering wheel. The control and evaluation device (18) is configured so as to keep the steering wheel skeleton (10) at a predetermined, in particular constant potential, at least during each measurement mode.

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

The invention relates to a carrier device for electric components of a steering wheel (10) and/or of a driver's airbag module, with a frame (11) which is connectable to the steering wheel (10) and is adapted to a fastening means (12) of the steering wheel (10) for a driver's airbag module, wherein the frame (11) firstly has at least one holding means (13a, 13b) for an electric component, in particular a control unit (14a, 14b), and cable guides (15a, 15b, 15c) for connection cables (16) of the electric component, in particular of the control unit (14a, 14b), which lead to the holding means (13a, 13b), and secondly has a connecting means (17) for the mechanical connection of the frame (11) to the steering wheel (10) or to the driver's airbag module.

IPC Classes  ?

• 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
• B60R 16/027 - 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 between relatively movable parts of the vehicle, e.g. between steering wheel and column
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A device for detecting steering wheel contact comprises at least a first electrode (12) which is provided in a steering wheel (10) and which forms, together with a human body acting as a second electrode and a dielectric situated therebetween, at least one sensor capacitor (26). The device also comprises an evaluation circuit (24) having a reference capacitor (30) of known capacitance which can be connected parallel to the sensor capacitor (26), a direct current voltage source (34) which can be connected to the reference capacitor (30), and a measuring device for measuring the voltage at the reference capacitor (30). A method for detecting steering wheel contact using such a device comprises the following successive steps: charging the reference capacitor (30) by applying a known reference voltage, or charging the reference capacitor (30) and subsequently measuring a first voltage at the reference capacitor (30); connecting, in parallel, the sensor capacitor (26) to the reference capacitor (30) so that a portion of the charge of the reference capacitor (30) is transmitted to the sensor capacitor (26); measuring a second voltage at the reference capacitor (26); end determining the capacitance of the sensor capacitor (26) from the known capacitance of the reference capacitor (30), the reference voltage or the first voltage and the second voltage.

IPC Classes  ?

• G01R 27/26 - Measuring inductance or capacitanceMeasuring quality factor, e.g. by using the resonance methodMeasuring loss factorMeasuring dielectric constants
• H03K 17/96 - Touch switches
• B62D 1/04 - Hand wheels
• H03K 17/955 - Proximity switches using a capacitive detector
• B62D 1/06 - Rims, e.g. with heating meansRim covers
• G01D 5/241 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes

Abstract

A method for folding an airbag (10) provides that the airbag (10) is first folded in a zigzag manner, that a gas generator (14) and/or an airbag-retaining metal sheet is/are placed in the airbag (10), whereupon end portions of the airbag extend around the outer circumference of the gas generator (14) and/or of the airbag-retaining metal sheet toward each other in opposite directions up to a folding zone (26) from where the end portions are folded over outwards and are laid down in the opposite direction. Also disclosed is a corresponding airbag module.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
• B60R 21/237 - Inflatable members characterised by the way they are folded
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to a vehicle safety system, in particular an airbag system, comprising a retaining plate (1) and an airbag (2) that can be fastened by the retaining plate (1). The system further comprises a generator support (3) and an absorber (4) which is located between the retaining plate (1) and the generator support (3). The system finally comprises a gas generator (5) which can be fastened to the absorber (4) in a suspended manner.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/26 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow

Abstract

The invention relates to a cable conduit device for connection cables of an airbag module, comprising at least one cable duct (100) that includes retaining means (11) for at least one cable (30), and at least one contact plug (20) to be connected to a coil spring on a steering column; the contact plug (20) is or can be coupled in a twist-proof manner to the cable duct (10).

IPC Classes  ?

• 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
• B60R 16/027 - 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 between relatively movable parts of the vehicle, e.g. between steering wheel and column

Abstract

The invention relates to a steering device (10) for a land vehicle, a watercraft, an amphibious vehicle, or an airplane with a front (16) in the drive or flight direction. The steering device (10) comprises a steering wheel which can be rotated about a steering axis (A-A) and which consists of at least two steering wheel segments (12) and/or steering wheel levers. At least one steering wheel segment (12) or at least one steering wheel lever can be folded out of a first position, in which the steering wheel segment (12) and/or the steering wheel lever forms the steering wheel, in the direction of the front (16) and can be moved into a second position, in which the steering wheel segment (12) and/or the steering wheel lever lies substantially parallel to the steering axis (A-A). The invention further relates to a use of such a steering device (10).

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers
• B62D 1/183 - Steering columns yieldable or adjustable, e.g. tiltable adjustable between in-use and out-of-use positions, e.g. to improve access
• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components

Abstract

In the case of a locking pin (22) for vertically movable mounting of an airbag module (30) on a frame (12) of a motor vehicle steering wheel (10) and at least in part within a foam structure (20) molded onto the frame (12), the locking pin (22) includes at least one stop for the airbag module (30) which is integrally bonded to the locking pin (22).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• F16B 19/00 - Bolts without screw-threadPins, including deformable elementsRivets

Abstract

The invention relates to a steering wheel (10) with a steering wheel frame (11) which defines an inner chamber in which an air bag is arranged. Said air bag frame (11) has a central opening (13) for joining to the steering column which leads into the receiving chamber. The air bag is arranged about the central opening such that said central opening is freely accessible for mounting the steering wheel (10) on the steering column.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/215 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components characterised by the covers for the inflatable member

Abstract

A method of introducing an electric conductor (22), especially a heating wire, into foam padding (20) of a steering wheel skeleton (18) includes introducing at least one cut (26) into the foam padding (20) by means of a cutting tool (34). At the same time the conductor is introduced into the produced cut (26). Moreover a tool as well as a tool assembly for implementing the method and a vehicle steering wheel are provided.

IPC Classes  ?

• B29K 105/20 - Inserts
• B29C 44/12 - Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
• B29C 70/08 - Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, with or without non-reinforced layers
• B62D 1/06 - Rims, e.g. with heating meansRim covers
• B26D 3/08 - Making a superficial cut in the surface of the work without removal of material, e.g. scoring, incising
• B26D 7/00 - Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
• B26D 7/08 - Means for treating work or cutting member to facilitate cutting
• B26D 7/26 - Means for mounting or adjusting the cutting memberMeans for adjusting the stroke of the cutting member
• B26D 7/27 - Means for performing other operations combined with cutting

Abstract

A device for detecting steering wheel contact comprises at least a first electrode (12) which is provided in a steering wheel (10) and which forms, together with a human body acting as a second electrode and a dielectric situated therebetween, at least one sensor capacitor (26). The device also comprises an evaluation circuit (24) having a reference capacitor (30) of known capacitance which can be connected parallel to the sensor capacitor (26), a direct current voltage source (34) which can be connected to the reference capacitor (30), and a measuring device for measuring the voltage at the reference capacitor (30). A method for detecting steering wheel contact using such a device comprises the following successive steps: charging the reference capacitor (30) by applying a known reference voltage, or charging the reference capacitor (30) and subsequently measuring a first voltage at the reference capacitor (30); connecting, in parallel, the sensor capacitor (26) to the reference capacitor (30) so that a portion of the charge of the reference capacitor (30) is transmitted to the sensor capacitor (26); measuring a second voltage at the reference capacitor (30); and determining the capacitance of the sensor capacitor (26) from the known capacitance of the reference capacitor (30), the reference voltage or the first voltage and the second voltage.

IPC Classes  ?

• H03K 17/96 - Touch switches
• B62D 1/06 - Rims, e.g. with heating meansRim covers
• B62D 1/04 - Hand wheels
• H03K 17/955 - Proximity switches using a capacitive detector

Abstract

The invention relates to an apparatus (10) for fastening a gas generator (11) in an oscillatory manner as a vibration damping mass inside an airbag module; a fastening ring (12) provided for fastening the gas generator (11) has at least one elastic section (14) and at least one reinforcement insert (15) for reinforcing the fastening ring (12) and securing the fastening ring (12) to the gas generator; a surface of the reinforcement insert (15) is made at least in part of plastic.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together

Abstract

The invention relates to an airbag module for a safety system for vehicle passengers, comprising an air bag, a gas generator (23) and a diffuser (10) with a dome section (11) and at least one retaining section which maintains the air bag in a compressed manner. Said retaining section comprises at least one securing opening in which at least one securing device, in particular a securing bolt, is received. Said securing opening (13) is arranged below the dome section (11).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/261 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means other than bag structure to diffuse or guide inflation fluid

Abstract

The invention relates to a device (18) for securing a gas generator (14) in an oscillating manner as a vibration-absorbing mass inside an airbag module (10). The invention is characterised in that a securing ring is provided for securing to the gas generator (14), said ring being open at least in sections in the radial direction by a continuous, radially outwardly directed annular gap and is provided with at least one axially oriented damping member.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together

Abstract

A method for controlling the speed of an electric motor (18) of a belt retractor (10) for reducing the looseness of the belt in the comfort mode involves the following steps: a) measuring the current (IM) on the retractor motor (18) and the voltage on the retractor motor (18), b) estimating the motor speed taking into account the time curve of the current (IM) on the retractor motor (18), the curve of the voltage and various motor characteristics (RM, IM, KM), c) adjusting the motor current (IM) in accordance with the estimated motor speed, and d) repeating steps a) to c) until the estimated motor speed has reached a defined value.

IPC Classes  ?

• B60R 22/44 - Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions

Abstract

According to the disclosed method for folding an airbag (10), the airbag (10) is first folded in a zigzag manner, and a gas generator (14) and/or an airbag-retaining metal sheet is/are placed in the airbag (10), whereupon end portions of the airbag extend around the outer circumference of the gas generator (14) and/or of the airbag-retaining metal sheet, towards each other in opposite directions up to a folding zone (26), from where the end portions are folded over outwards and are laid down in the opposite direction. Also disclosed is a corresponding airbag module.

IPC Classes  ?

• B60R 21/237 - Inflatable members characterised by the way they are folded

Abstract

Disclosed is a locking pin (22) for mounting an airbag module (30) in a vertically movable manner on a frame (12) of a motor vehicle steering wheel (10) and at least in part within a foam structure (20) molded onto the frame (12). The locking pin (22) comprises at least one stop for the airbag module (30), said stop being integrally bonded to the locking pin (22).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

In an airbag module (160) for a motor vehicle steering wheel, said airbag module having a module support (162) for an airbag (163) and a gas generator (130) that is arranged in the airbag (163) at least in sections, a counter holder is provided which is fastened to the module support (162) and has a fastening device which is designed at least for fastening the gas generator (130) or a diffuser provided with a plurality of damping members (100, 102, 104, 106). The gas generator (130) is fastened either to the fastening device or to associated damping members (100, 102, 104, 106) of a diffuser fastened to the fastening device.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together

Abstract

Sack is at most 3.2. The invention further relates to an occupant restraint system comprising such airbag package and to a method of manufacturing an airbag package.

IPC Classes  ?

• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components
• B60R 21/237 - Inflatable members characterised by the way they are folded
• B60R 21/231 - Inflatable members characterised by their shape, construction or spatial configuration

Abstract

The invention relates to a method for introducing an electrical conductor (22), in particular a heating wire, into a foam cladding (20) of a steering wheel frame (18), comprising the following steps: making at least one cut (26) into the foam cladding (20) by means of a cutting tool (34), and simultaneously introducing the conductor into the produced cut (26). The invention further relates to a tool and a tool assembly for performing said method and to a vehicle steering wheel.

IPC Classes  ?

• B26D 7/00 - Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
• B26D 7/26 - Means for mounting or adjusting the cutting memberMeans for adjusting the stroke of the cutting member
• B26D 3/08 - Making a superficial cut in the surface of the work without removal of material, e.g. scoring, incising
• B26D 7/08 - Means for treating work or cutting member to facilitate cutting
• B26D 7/27 - Means for performing other operations combined with cutting
• B26D 1/00 - Cutting through work characterised by the nature or movement of the cutting memberApparatus or machines thereforCutting members therefor
• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

A method for series production of a vehicle assembly, especially an interior assembly, including a vehicle-side support, especially a vehicle steering wheel (12), and a component to be fastened at the support, especially a horn module (14), wherein a module-side bearing unit (22) consisting of at least two bearing members (46, 50) is assigned to the component and/or a support-side bearing unit (24) consisting of at least two bearing members (26, 28) is assigned to the support, and wherein one of the bearing members (28, 50) of the respective bearing unit (22, 24) has a contact surface (34, 58) and the other one of the bearing members (26, 46) has at least one bearing surface (38, 54) includes the step of individually orientating the two bearing members (26, 28, 46, 50) of at least one bearing unit (22, 24) relative to each other as a function of the actual dimensions of the support installed and/or the component installed, fastening the two bearing members (26, 28, 46, 50) orientated relative to each other, and fastening the component to the support. The position of the support and the component relative to each other is defined by at least one bearing unit (22, 24).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns
• B62D 1/04 - Hand wheels

Abstract

The invention relates to an airbag package (1) for an occupant restraining system of a motor vehicle, comprising a folded airbag (2) and free spaces formed between the material of the airbag. The airbag package (1) has an actual package volume Vreal which is composed of the airbag volume Vbag of the airbag (2) and the free space volume Vfree of the free spaces. The invention is characterized in that the ratio Vreal/Vbag between the package volume Vreal and the airbag volume Vbag is 3.2 at most. The invention further relates to an occupant restraining system with such an airbag package and to a method for producing an airbag package.

IPC Classes  ?

• B60R 21/237 - Inflatable members characterised by the way they are folded

Abstract

In an airbag module (100) for a vehicle steering wheel comprising an inflator (110) and a device (130) for vibration damping on which the inflator (110) is mounted to be oscillating as vibration damper mass the device (130) for vibration damping is configured at least to damp a first device-specific frequency and a second device-specific frequency, wherein different excitation directions are associated with the first and second device-specific frequencies.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags

Abstract

A method for the serial production of a vehicle assembly, more particularly an interior assembly, with a vehicle-side carrier, more particularly a vehicle steering wheel (12), and a component to be fastened to the carrier, more particularly a horn module (14), wherein assigned to the component is a module side bearing unit (22) comprising at least two bearing parts (46, 50) and/or assigned to the carrier is a carrier-side bearing unit (24) comprising at least two bearing parts (26, 28) and wherein one of the bearing parts (28, 50) of the respective bearing unit (22, 24) has a contact surface (34, 58) and the other of the bearing parts (26, 46) has at least one bearing surface (38, 54), comprising the following steps: Individual alignment of the two bearing parts (26, 28, 46, 50) at least of one bearing unit (22, 24) towards each other depending on the actual dimensions of the installed carrier and/or the installed component, fastening the two bearing parts (26, 28, 46, 50) aligned towards each other to one another, and fastening the component to the carrier, wherein the position of carrier and component relative to one another is defined by at least one bearing unit (22, 24).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A steering wheel for an automotive vehicle comprising an airbag module and a detachable snap-fit connection for fastening the airbag module to the steering wheel includes a detent pin that is positively embedded in the foamed steering wheel cover of the steering wheel.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

An airbag module, especially for a vehicle occupant restraint system, includes an assembly of an inflator (16) having a mounting flange (32) and an inflator supporting member (18) for resilient support of the inflator (16). The inflator supporting member (18) includes a holding member (24) made of metal sheet and at least one mounting foot (26) arranged at the holding member (24) for connection to an inflator base (12). The holding member (24) and the mounting flange (32) are fixed to each other by plastic shaping of at least one of the two members.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags

Abstract

A method for producing a steering wheel having a cover (10; 10') comprises the following steps: - providing a section of leather (20) having a front side and a rear side; - providing a heat-sealable laminar composite (12; 12'); - laminating the heat-sealable laminar composite (12; 12') onto the rear side of the section of leather (20); and - fitting the cover (10; 10') onto a basic body of the steering wheel. A steering wheel, in particular for a motor vehicle, comprises a basic body of the steering wheel and a cover (10; 10') fitted thereon. The cover (10; 10') comprises a section of leather (20) with a front side and a rear side, and a heat-sealable laminar composite (12; 12') which is laminated onto the rear side of the section of leather (20).

IPC Classes  ?

• B32B 9/02 - Layered products essentially comprising a particular substance not covered by groups comprising animal or vegetable substances
• B62D 1/04 - Hand wheels

Abstract

The invention relates to a steering wheel for a motor vehicle, comprising an air bag module (24) and a detachable locking connection for fastening the air bag module to the steering wheel, wherein the steering wheel has a locking pin (22, 122), which is embedded in the foamed steering wheel jacket (20) of the steering wheel in a form-fit manner.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

The invention relates to a steering wheel, comprising a hub, a steering wheel rim, and at least one spoke connecting the hub and the steering wheel rim, wherein the steering wheel has a frame, a molded body, and an outer casing covering the outside of the molded body at least partially. The aim of the present invention is to provide a steering wheel that offers an improved grip. This is achieved in that the outer casing comprises a woven fabric at least in some sections, the woven fabric being made of a leather material and a fiber material.

IPC Classes  ?

• B60R 13/02 - Trim mouldingsLedgesWall linersRoof liners
• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

An air bag module, in particular for a motor vehicle occupant restraint system, comprises an assembly made of a gas generator (16) having a fastening flange (32) and a generator bearing part (18) for elastically mounting the gas generator (16). The generator bearing part (18) comprises a holding part (24) made of a metal sheet and at least one fastening base (26), which is attached to the holding part (24) and made of an elastic material for connecting to a generator carrier (12). The holding part (24) and the fastening flange (32) are fastened to each other by a plastic deformation of at least one of the two parts.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

adapting said decorative layer (26) to and applying it onto said steering wheel body part (14).

IPC Classes  ?

• B27D 1/08 - Manufacture of shaped articlesPresses specially designed therefor
• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

A vehicle interior decor element, in particular an air bag cover, comprising a front side (36) facing the vehicle interior and an opposite rear side (34), a cover (18) and a decorative element (20) which is provided at the cover (18), is visible from the front and is at least partly translucent. The decorative element (20) includes sections (24) between which the decorative element (20) has a gap (26) through which the cover (18) is accessible from the front side (36). The decorative element (20) extends with at least one portion (44) thereof towards the rear side (34) towards or into a cavity (42) which is formed in the cover (18) and in which an illuminant (50) for illuminating the decorative element (20) is accommodated.

IPC Classes  ?

• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components

Abstract

The invention relates to a horn module (12) in a vehicle steering wheel, comprising at least one electronic horn sensor (20) which has a trigger part (22) that can be deflected upon applying a horn actuation force (F). At least one wire strain gauge (24) is disposed on the trigger part (22), by the deflection of which a signal is generated.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A method for covering a vehicle interior part with leather, particularly a vehicle steering wheel, includes the following steps: A leather piece being cut to size and having a front side, a rear side, and edges is provided with a thermoplastic layer on the rear side. The leather piece is fastened on the vehicle interior part by a high frequency welding process in a region of the thermoplastic layer.

IPC Classes  ?

• B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding

Abstract

A gas bag cover for a vehicle occupant restraint system has a plastic cap (12) with a front face (14) and a rear face (16) facing a gas bag (17), and a decorative element (18) provided on the front face (14). The decorative element (18) is welded to the plastic cap (12). Furthermore, a method of manufacturing such a gas bag cover (10) is described.

IPC Classes  ?

• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components

Abstract

An assembly for the illuminated display of a logo (12) in a motor vehicle includes a support (14) and at least one light source (24) which is arranged behind or adjacent to the support (14). The logo (12) can be represented by means of an emblem (10), particularly an opaque emblem.

IPC Classes  ?

• B60Q 1/26 - Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic

Abstract

A vehicle steering wheel being rotatable around a steering wheel axis (A), includes a steering wheel hub (38), a receiving part (12) configured as a separate, prefabricated component and an airbag module (13) with a generator carrier (10), the generator carrier (10) being inserted into the receiving part (12), the receiving part (12) and the generator carrier (10) being made of plastic. The invention also includes a vehicle steering wheel being rotatable around a steering wheel axis (A), having a steering wheel hub (38), a receiving part (12), and an airbag module (13) with a generator carrier (10), the generator carrier (10) being inserted into the receiving part (12). The generator carrier (10) is accommodated in and guided by the receiving part (12) so as to be axially movable, at least one of the generator carrier (10) and the receiving part (12) having axially offset bearing projections (26), the bearing projections (26) adjoining at least one of the receiving part (12) and the generator carrier (10), and the bearing projections (26) providing an axial guidance.

IPC Classes  ?

• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

An airbag cover for a vehicle occupant restraint system has an outside that is visible in the installed state and an opposite inside, a plastic cap and a reinforcement insert that, during one of foaming and injection-molding of the plastic cap, is partially embedded therein and partially adjoins the plastic on an inner side and on an outer side of the reinforcement insert. At least a section of the reinforcement insert protrudes outwards through the plastic cap to the visible outside.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
• B60R 21/20 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components

Abstract

In an assembly with a gas bag module and a locking check arrangement, the gas bag module has a first detent element adapted for engagement with a second detent element to form a detent connection fastening the gas bag module to a vehicle-fixed component. The gas bag module can assume a not correctly locked state, in which the first detent element and the second detent element are in contact with each other but are not in correct engagement, and a correctly locked state, in which the first detent element is in correct engagement with the second detent element. The locking check arrangement has a movably arranged checking element for checking a locking status of the detent connection and indicating whether the gas bag module is in the not correctly locked state.

IPC Classes  ?

• B60R 21/217 - Inflation fluid source retainers, e.g. reaction canistersConnection of bags, covers, diffusers or inflation fluid sources therewith or together
• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

In an assembly with a gas bag module at least one first detent element is designed for engagement into a second detent element, a load bearing fastening between the first and the second detent element fastening the gas bag module to a first vehicle-fixed component being closed by moving the gas bag module in an installation direction. An additional locking structure is provided which is separate from the first and second detent elements, and which connects the gas bag module with a second vehicle-fixed component. The additional locking structure exclusively determines in the installed state a final installation position of the gas bag module with respect to the second vehicle-fixed component, at least against the installation direction.

IPC Classes  ?

• B60R 21/12 - Occupant safety arrangements or fittings which protect the occupants against personal attack from the inside or the outside of the vehicle

Abstract

The invention relates to a gas bag for use in a vehicle occupant restraint system, having at least one wall or a wall part made of a fabric which is formed from fibres, and which is characterized in that the fibres comprise a polymer matrix with exfoliated layered silicate particles dispersed therein, the exfoliated layered silicate particles having a thickness of 0.5 to 2 nm and a surface diameter of up to 10 μm.

IPC Classes  ?

• B32B 27/34 - Layered products essentially comprising synthetic resin comprising polyamides

Abstract

A gas bag module has a gas bag whose wall, in a first state of the gas bag, has at least one pleat that is formed in that opposite sections of the wall lie against each other. The gas bag module further has a holder that holds the opposite sections together and affixes the pleat. The holder can be actively released in response to a signal, as a result of which the gas bag reaches a second state in which the pleat is opened.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags

Abstract

A gas bag module for a vehicle occupant restraint system includes a housing and a gas bag (12) accommodated in the housing. The gas bag has a gas bag wall (16). The gas bag module further includes a discharge arrangement (18) having an energetic element (22) for the selective provision of a discharge opening. The energetic element (22) is able to be activated by a control unit (20). The discharge opening is provided by material conversion of the energetic element (22).

IPC Classes  ?

• B60R 21/276 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow with means to vent the inflation fluid source, e.g. in case of overpressure

Abstract

b) operating in a contactless manner for determining the stroke.

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns

Abstract

A heatable steering wheel includes a steering wheel blank, a heating mat wrapped around the steering wheel blank, a first, visible hard sheathing whose surface is refinished after having been installed, a second, visible softer sheathing, both of the sheathings abutting each other in an abutting area, and a coupling element in the abutting area. The coupling element, as seen from the outside, has a depression and that, starting from the first sheathing, extends under the abutting area all the way to an abutting edge of the second sheathing. The heating mat extends continuously under the first sheathing and under the coupling element all the way to under the second sheathing.

IPC Classes  ?

• B62D 1/06 - Rims, e.g. with heating meansRim covers

Abstract

formation of a second foam surrounding (14) by introducing a second foam into a second mold, the second foam in solidified state having a second color different from the first color.

IPC Classes  ?

• B29C 65/00 - Joining of preformed partsApparatus therefor

Abstract

A steering wheel for a motor vehicle has a gas bag module (12) including a covering cap (14) and a gas bag (22). At least one vent opening (18) for diverting the gas is provided in the covering cap (14), in a foam (16) surrounding the steering wheel skeleton or in the hub region (20) of the steering wheel.

IPC Classes  ?

• B60R 21/16 - Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags

Abstract

A gas bag module (10) comprises a gas generator (16) and a generator carrier (12), to which the gas generator (16) is fastened and via which the gas generator (16) can be fastened directly or indirectly to a vehicle steering wheel (100). The generator carrier (12) consists at least partially of a multiple-component plastic (30, 32). There is further proposed a vehicle steering wheel (100) including such gas bag module (10).

IPC Classes  ?

• B60R 21/203 - Arrangements for storing inflatable members in their non-use or deflated conditionArrangement or mounting of air bag modules or components in steering wheels or steering columns