# US 10,369,952 B2 · Backrest for a vehicle seat and vehicle seat with the backrest > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,369,952 B2 - Document ID: US10369952B2 - Status: Granted - Kind: B2 - Application number: 15/692,946 - Filed: 2017-08-31 - Published: 2018-03-01 - Granted: 2019-08-06 - Earliest claimed: 2016-09-01 - Assignees: GM Global Technology Operations LLC - Applicants: GM Global Technology Operations LLC - Inventors: Thomas Jenny; Juergen Maier - Web page: https://patentgrep.com/patent/US10369952B2 ## CPC - B60R 21/207: in vehicle seats - B60N 2/68: Seat frames - B60R 21/215: characterised by the covers for the inflatable member {(B60R21/2176 takes precedence)} - B60R 21/2165: characterised by a tear line for defining a deployment opening - B60R 21/217: Inflation fluid source retainers, e.g. reaction canisters; Connection of bags, covers, diffusers or inflation fluid sources therewith or together - B60N 2/64: Back-rests {or cushions (B60N2/2222 takes precedence)} - B60R 2021/0032: {Position of passenger} - B60R 2021/2076: {Removable covers with tear seams} - B60R 2021/21537: {characterised by hinges} - B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR - B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR ## Abstract A backrest for a vehicle seat having a backrest side rail for supporting a side of a body of an occupant sitting on the vehicle seat, having an airbag and having a gas generator for protecting the occupant, having a hard cover housing for arrangement on the backrest side rail, wherein the hard cover housing in a lateral plan view is designed as a half shell arranged along a longitudinal extent of the backrest side rail with two longitudinal edges spaced from one another, wherein the airbag and the gas generator can be pushed in and/or are pushed in between the two longitudinal edges. ## Claims ### Claim 1 A backrest for a vehicle seat comprising: a backrest side rail configured to support a side of a seat occupant; a hard cover housing having a half shell in a lateral plan view arranged in a region along a longitudinal extent of the backrest side rail with a first longitudinal edge and a second longitudinal edge spaced from the first longitudinal edge; and an airbag module with modular components positioned in between the two longitudinal edges, wherein the modular components include an airbag and a gas generator, wherein the hard cover housing is tensioned to press the airbag against the backrest side rail. ### Claim 2 (depends on 1) The backrest according to claim 1, wherein the half shell comprises a profile wall including the second longitudinal edge such that the modular components are at least partially surrounded by the profile wall. ### Claim 3 (depends on 2) The backrest according to claim 2, wherein the half shell further comprises a first front edge, a second front edge and at least one front face, wherein the at least one front face closes at least one of the front edges. ### Claim 4 (depends on 1) The backrest according to claim 1, wherein the hard cover housing defines a contour complementary to a geometry of the region of the backrest side rail. ### Claim 5 (depends on 1) The backrest according to claim 1, further comprising a preassembled unit including the airbag module and the hard cover housing attached in the region along a longitudinal extent of the backrest side rail. ### Claim 6 (depends on 1) The backrest according to claim 1, wherein the airbag module further comprises a fabric cover, wherein the hard cover housing is attached to the backrest side rail and the modular components are arranged in the fabric cover which together are positioned in between the longitudinal edges of the half shell. ### Claim 7 (depends on 6) The backrest according to claim 6, wherein the airbag module further comprises at least one fastener attaching the hard cover housing to the backrest side rail adjacent to the second longitudinal edge. ### Claim 8 (depends on 7) The backrest according to claim 7, wherein the at least one fastener comprises a pin of the gas generator. ### Claim 9 (depends on 1) The backrest according to claim 1, wherein the hard cover housing further comprises a structural feature subdividing the hard cover housing into at least two regions, such that at least one of the two regions can be folded about the structural feature. ### Claim 10 (depends on 9) The backrest according to claim 9, wherein the structural feature comprises at least one of a hinge or a weakened line. ### Claim 11 (depends on 1) The backrest according to claim 1, further comprising a form-fitting connection between the hard cover housing and the backrest side rail, wherein the form-fit connection is disconnectable. ### Claim 12 (depends on 1) The backrest according to claim 1, wherein the hard cover housing further comprises a tear-open line along the first longitudinal edge. ### Claim 13 (depends on 1) The backrest according to claim 1, further comprises: first and second backrest side rail margins on wherein the backrest side rail in a lateral plan view; and an upholstery foam including a first foam section over molded on the first backrest side rail margin and a second foam section over molded on the second backrest side rail margin, wherein the first foam section includes a mounting for the first longitudinal edge of the half shell. ### Claim 14 (depends on 13) The backrest according to claim 13, wherein the first longitudinal edge of the half shell is held in the mounting in a form-fit manner. ### Claim 15 (depends on 1) A vehicle seat comprising a seat bottom and the backrest according to claim 1.