A seat lifter structure which can maintain the engagement of the gear of the sector and the pinion of the brake unit and prevent a fall down of the seat back to a front side, even when a large force to a front side is exerted with respect to the seat back is provided. It raises or lowers a cushion seat (ST1) by raising or lowering a side frame (2) built into the cushion seat (ST1) with respect to a fixing member (61). It is equipped with a brake unit (8) having a pinion (8b) and attached to the side frame (2); a sector (7) supported to be rotatable with respect to the fixing member (61) by a first support portion (7b1), supported to be rotatable with respect to the side frame (2) via a second support portion (7k2), having a gear portion (7a) to be engaged with the pinion (8b) and provided in parallel and facing with respect to the side frame (2); and a spacer (10) having a first surface (10kb) facing with the side frame (2) and a second surface (10ka) facing with the sector (7), which is installed between the side frame (2) and the sector (7).
SEAT LIFTER STRUCTURE AND VEHICLE SEAT EQUIPPED WITH THE SAME
19.09.2019
Patent
Elektronische Ressource
Englisch
IPC: | B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet |
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