A headrest structure, comprising a headrest driving seat (400) fixed to a seat backrest, a lead screw motor (410), a gear mechanism (330), transmission racks (320) and a headrest part (10). The headrest structure further comprises a headrest rear cover plate (200) disposed on a rear side of the headrest part (10), wherein the headrest rear cover plate (200) is provided thereon with rear cover racks (220). The gear mechanism (330) is engaged between the rear cover racks (220) and the transmission racks (320). The lead screw motor (410) drives the gear mechanism (330) to move according to the principle of a lead screw transmission mechanism, thereby driving the headrest part (10) to move relative to the headrest driving seat (400).
HEADREST STRUCTURE
KOPFSTÜTZENSTRUKTUR
STRUCTURE D'APPUI-TÊTE
20.11.2024
Patent
Elektronische Ressource
Englisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |
Headrest structure, headrest cushion and passenger seat
Europäisches Patentamt | 2016
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