Adjusting device for adjusting a vehicle seat, vehicle seat and method for producing an adjusting device

摘要

Adjusting device (6) for adjusting a vehicle seat (1), wherein the adjusting device (6) has: a first adjusting part (5a), a second adjusting part (4a, 4b) adjustable with respect to the first adjusting part (5a), one on the first adjusting part ( 5a) articulated rack (8) with a toothing (8a), a pinion (10) mounted on the second adjustment part (4a, 4b), which engages with the toothing (8a) and can be rotated for adjustment via a shaft (11) , anda holding device which has a guide for securing the rack (8) to the pinion (10), characterized in that the holding device has a holding clamp (14) designed as a bent sheet metal part which has a bearing area (14d) for mounting the shaft (11 ) or the pinion (10) and from the bearing area (14d) extending support arms (14a, 14b, 14c) for attachment to the second adjustment part (4a, 4b), the guide as a guide surface (18) for sliding contact kt an upper side (8b) of the rack (8) and is designed as a sliding surface on one of the support arms (14a, 14b, 14c) of the retaining clip (14), the retaining clip (14) has a radial tolerance of the toothed rack (8) with respect to the pinion ( 10) or a spring preload in the radial direction in the pinion (10), the retaining clip (14) has three support arms (14a, 14b, 14c), each of which has a fastening area (15a, 15b, 15c) for fastening to the second adjustment part ( 4a, 4b), wherein one of the support arms (14c) is provided for fixing the radial play or the spring preload of the rack (8) with respect to the pinion (10).