Patent Number: 7,707,983

Title: Rolling bearing, cam shaft assembly and cam shaft supporting apparatus

Abstract: A cam shaft assembly is provided which includes a rolling bearing providing for effective oil feeding to a raceway. The assembly includes: a shaft 1; the rolling bearings 3 rotatably supporting the shaft 1; and cams 2 fitted on the shaft 1. The rolling bearing 3 includes a circumferential groove formed on an outer periphery of an outer ring 5 and an axial groove extending from place in the circumferential groove and opening on a lateral side of the outer ring 5.

Inventors: Ueno; Hiroshi (Tondabayashi, JP), Yamakawa; Kazuyoshi (Nishinomiya, JP), Hattori; Tomoya (Kashiba, JP)

Assignee: JTEKT Corporation

International Classification: F01L 1/04 (20060101)

Expiration Date: 5/04/12018