Patent Number: 6,167,998

Title: One-way clutch

Abstract: A one-way clutch comprises plural sprags to be arranged between an outer ring and an inner ring, a retainer made of wire bent in a square-U zig-zag form so that the wire alternately extends in an axial and peripheral directions of the retainer to form sprag windows for holding the sprags, and side plates arranged on opposite sides of the retainer as viewed in the axial direction of the retainer. At least one protrusion corresponding to each of the sprags is formed on an inner wall of at least one of the side plates opposite to the sprags and extending toward the corresponding sprag.

Inventors: Kinoshita; Yoshio (Shizuoka-ken, JP)

Assignee: NSK-Warner K.K.

International Classification: F16D 41/067 (20060101); F16D 41/00 (20060101); F16D 41/07 (20060101); F16D 041/07 ()

Expiration Date: 01/02/2018