Rectilinear drive type seat tilt device for seat structure

摘要

(57) Abstract This invention offers the rectilinear drive type seat tilt device 10 which is used for the automobile which has the seat which possesses the seat back 14 which time motion unrestrictedly is connected on seat bottom 16. The seat is the adjustment possible from upright position to complete tilt position. Tilt device 10, seat back 14 or in the housing the lock mechanism has with 38 which is connected 24 where seat bottom 16 is connected on the one hand and housing 24 and tilt rod 28. Tilt rod 28, the 1st end 32 and the 2nd end 34, the upper plane surface 52 which is arranged mutually parallel and lower part plane surface 54 and, includes the substance which it possesses. Upper plane surface 52 has the plural teeth 50 which are arranged in the 1st end 32 of the substance. The 1st end 32 of tilt rod 28 lock mechanism 38 is engagement possible selectively, the 2nd end 34 is formed, in order seat back 14 or for seat bottom 16 to be connected on the other hand.