Seat reclining apparatus and method for manufacturing seat reclining apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 8, 2023
Grant Date -
N/A
app pub date -
Oct 27, 2021
filing date -
Oct 29, 2020
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A drive bush configured to circumferentially rotate and drive a pair of wedge members in an eccentric space includes a cylindrical portion rotatably supported inside a boss portion of an internal tooth constituting member, a flange portion integrally formed at a first end portion in the axial direction of the cylindrical portion so as to face one side surface side of the wedge members, and a pushing portion integrally provided on the outer peripheral side of the flange portion, and configured to release a wedge effect by circumferentially pushing the wedge members. The inner surface of the cylindrical portion is integrally formed with a wall portion, and the wall portion is formed with, in the middle thereof, a female spline teeth meshing with the output shaft of a motor. The cylindrical portion, the wall portion including the female spline teeth and the flange portion have substantially the same thickness.
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