VEHICLE SEAT DRIVE Russian patent published in 2014 - IPC B60N2/22 

FIELD: transport.

SUBSTANCE: invention relates to drives of transport facility seat drive. Automotive seat assembly comprises seat and backrest. Backrest inclination is adjusted by system composed of the drive and fastener assembly incorporating eccentric planetary gearing with medium eccentricity. Said drive comprises motor (51), and reduction gearbox arranged at motor shaft output end side and driven wheel (58) fitted to run about central insert axis (K). It has central insert (59) to turn about said axis (K) that has central shaped hole (60) for drive shaft (7) to be fitted and locked therein, shaft axis (W) making the central axis. Central insert axis (K) and shaft axis (W) are shifted parallel with each other by eccentricity. At drive (5) actuation of driven shaft (7), said drive (5) adds oscillation to rotation of said shaft (7) about central insert axis (K).

EFFECT: smooth setting of seat to inclined position.

12 cl, 9 dwg