IP Library Granted Patent US 11,370,377
Granted Patent B2
US 11,370,377 · App. 17/053,078 · Granted Jun 28, 2022

Vehicle steering wheel and steering wheel assembly having a vehicle steering wheel of this kind

Inventors: Dominik Schütz (Heimbuchenthal, DE); Stefan Bachmann (Heimbuchenthal, DE)
Assignee: ZF AUTOMOTIVE SAFETY GERMANY GMBH
B60R21/2035B62D1/04
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Quick Facts
Patent No.
US 11,370,377
App. No.
17/053,078
Granted
Jun 28, 2022
Kind
B2
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.

Claims (30)

1. A vehicle steering wheel comprising

a steering wheel axis (A) about which the vehicle steering wheel ( 10 ) can be rotated in an installed state,

a steering wheel carcass ( 12 ) which has a hub section ( 14 ) in the region of the steering wheel axis (A), as well as

a latching peg ( 18 ) for latching with an airbag module ( 20 ) extending in the axial direction ( 22 ), the latching peg ( 18 ) being formed separately from the steering wheel carcass ( 12 ) and mountable on the steering wheel carcass ( 12 ),

wherein the hub section ( 14 ) of the steering wheel carcass ( 12 ) includes a rigid carcass hook ( 24 ) for latching with the airbag module ( 20 ) which extends in the axial direction ( 22 ),

wherein the latching peg ( 18 ) includes a slit ( 32 ) extending in the axial direction ( 22 ), the carcass hook ( 24 ) extending into the slit ( 32 ) such that the latching peg ( 18 ) at least partially surrounds the carcass hook ( 24 ) in the circumferential direction.

2. The vehicle steering wheel according to claim 1 , wherein the latching peg ( 18 ) extends starting from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 34 ) and, at the free end ( 34 ), includes a latching lug having a contact face ( 36 ) for a latching spring ( 38 ) of the airbag module ( 20 ).

3. The vehicle steering wheel according to claim 2 , wherein the carcass hook ( 24 ) extends starting from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 40 ) and, at the free end ( 40 ), includes a latching lug having a stop face ( 42 ) for a latching spring ( 38 ) of the airbag module ( 20 ), an axial distance (a 1 ) of the stop face ( 42 ) from the hub section ( 14 ) being larger than an axial distance (a 2 ) of the contact face ( 36 ) from the hub section ( 14 ).

4. The vehicle steering wheel according to claim 2 , wherein the carcass hook ( 24 ) extends starting from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 40 ) and, at the free end ( 40 ), includes a latching lug having a stop face ( 42 ) for a latching spring ( 38 ) of the airbag module ( 20 ), the latching lug of the latching peg ( 18 ) directly adjoining the carcass hook ( 24 ) on opposite sides of the stop face ( 42 ) of the carcass hook ( 24 ).

5. The vehicle steering wheel according to claim 1 , wherein the carcass hook ( 24 ) extends starting from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 40 ) and, at the free end ( 40 ), includes a latching lug having a stop face ( 42 ) for a latching spring ( 38 ) of the airbag module ( 20 ).

6. The vehicle steering wheel according to claim 5 , wherein an axial distance (a 1 ) of the stop face ( 42 ) from the hub section ( 14 ) is smaller than an axial distance (a 3 ) of the stop face ( 42 ) from a component of the vehicle steering wheel ( 10 ) axially adjoining the stop face ( 42 ).

7. The vehicle steering wheel according to claim 6 , wherein the component of the vehicle steering wheel ( 10 ) axially adjoining the stop face ( 42 ) includes, axially adjoining the stop face ( 42 ), a recess ( 48 ) for receiving an airbag module section.

8. The vehicle steering wheel according to claim 1 , wherein the carcass hook ( 24 ) is formed integrally on the hub section ( 14 ) of the steering wheel carcass ( 12 ).

9. The vehicle steering wheel according to claim 1 , wherein plural latching pegs ( 18 ) and carcass hooks ( 24 ) are provided, each latching peg ( 18 ) having an associated carcass hook ( 24 ).

10. The vehicle steering wheel according to claim 9 , wherein the plural latching pegs ( 18 ) are interconnected and form an assembly ( 30 ).

11. A steering wheel assembly comprising an airbag module ( 20 ) and a vehicle steering wheel ( 10 ) according to claim 1 , wherein the airbag module ( 20 ) is latched with the vehicle steering wheel ( 10 ).

12. The steering wheel assembly according to claim 11 , wherein the airbag module ( 20 ) includes a latching spring ( 38 ) which forms a latching connection both with the latching peg ( 18 ) and with the carcass hook ( 24 ).

13. The vehicle steering wheel according to claim 1 , wherein the latching peg ( 18 ) includes a latching lug having a contact face ( 36 ), the slit ( 32 ) separating a first portion of the contact face ( 36 ) from a second portion of the contact face ( 36 ), each of the first and second portions engaging a latching spring ( 38 ) of the airbag module ( 20 ).

14. The vehicle steering wheel according to claim 13 , wherein the carcass hook ( 24 ) includes a latching lug having a stop face ( 42 ) for engaging the latching spring ( 38 ) of the airbag module ( 20 ), the stop face ( 42 ) being positioned between the first and second portions of the contact face ( 36 ).

15. A vehicle steering wheel, comprising:

a steering wheel axis (A) about which the vehicle steering wheel ( 10 ) is rotated in an installed state;

a steering wheel carcass ( 12 ) having a hub section ( 14 ) in a region of the steering wheel axis (A), the hub section ( 14 ) including a rigid carcass hook ( 24 ) for latching with an airbag module ( 20 ), the carcass hook ( 24 ) extending from the hub section ( 14 ) in an axial direction ( 22 ) to a free end ( 40 ), a latching lug of the carcass hook ( 24 ) being at the free end ( 40 ) and having a stop face ( 42 ) for directly engaging a latching spring ( 38 ) of the airbag module ( 20 ); and

a latching peg ( 18 ) for latching with the airbag module ( 20 ), the latching peg ( 18 ) extending in the axial direction ( 22 ), the latching peg ( 18 ) being formed separately from both the steering wheel carcass ( 12 ) and the carcass hook ( 24 ) and being mountable on the steering wheel carcass ( 12 ), the latching peg ( 18 ) being joined to the carcass hook ( 24 ) and at least partially surrounding the carcass hook ( 24 ) in the circumferential direction.

16. The vehicle steering wheel according to claim 15 , wherein the latching peg ( 18 ) extends from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 34 ) and, at the free end ( 34 ), includes a latching lug having a contact face ( 36 ) for directly engaging the latching spring ( 38 ) of the airbag module ( 20 ).

17. A vehicle steering wheel, comprising:

a steering wheel axis (A) about which the vehicle steering wheel ( 10 ) is rotated in an installed state;

a steering wheel carcass ( 12 ) having a hub section ( 14 ) in a region of the steering wheel axis (A), the hub section ( 14 ) including a plurality of rigid carcass hooks ( 24 ) for latching with an airbag module ( 20 ), the carcass hooks ( 24 ) extending in the axial direction ( 22 ); and

an assembly ( 30 ) formed separately from the steering wheel carcass ( 12 ) and formed of a plurality of interconnected and integrally formed latching pegs ( 18 ), the assembly ( 30 ) of the integrally formed latching pegs ( 18 ) being mountable on the steering wheel carcass ( 12 ) in one-piece, the latching pegs ( 18 ) extending in the axial direction ( 22 ) and being configured to latch with the airbag module ( 20 ), each latching peg ( 18 ) being separate from and joined to an associated carcass hook ( 24 ) such that each latching peg ( 18 ) at least partially surrounds the associated carcass hook ( 24 ) in the circumferential direction.

18. The vehicle steering wheel according to claim 17 , wherein each latching peg ( 18 ) extends from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 34 ) and, at the free end ( 34 ), includes a latching lug having a contact face ( 36 ) for directly engaging a latching spring ( 38 ) of the airbag module ( 20 ).

19. The vehicle steering wheel according to claim 17 , wherein each carcass hook ( 24 ) extends from the hub section ( 14 ) in the axial direction ( 22 ) to a free end ( 40 ) and, at the free end ( 40 ), includes a latching lug having a stop face ( 42 ) for directly engaging a latching spring ( 38 ) of the airbag module ( 20 ).

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 12, 2020
From: SCHUTZ, DOMINIK; BACHMANN, STEFAN
To: ZF AUTOMOTIVE SAFETY GERMANY GMBH
Reel/Frame 054344/0595 →
Priority Claims (1)
DE 10 2018 112 224.1 · May 22, 2018 · national
Continuity (1)
Related Publication 20210229618A1 · Jul 29, 2021
Cited By (2)
US 12,202,425 US 12,479,391