The invention discloses a seat backrest. The seat backrest comprises a sponge foaming pad, a backrest seat surface covering one side of the sponge foaming pad, a back supporting and bearing structure frame body and a waist back supporting device, wherein the back supporting and bearing structure frame body is integrally foamed and integrated with the interior of the sponge foaming pad and is far from one side of the backrest seat surface; an airbag waist support of the waist back supporting device is integrally foamed and integrated with the interior of the sponge foaming pad and is arranged on one side, facing the backrest seat surface, of the back supporting and bearing structure frame body. The invention also discloses an automobile seat.
Seat backrest and automobile seat
2015-06-10
Patent
Elektronische Ressource
Englisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |
Automobile seat backrest lock and automobile seat comprising same
Europäisches Patentamt | 2021
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