Title:
RETAINER FOR SWINGING BEARINGS, SWINGING BEARING, AND AIR DISK BRAKE DEVICE
Document Type and Number:
Japanese Patent JP2008138711
Kind Code:
A
Abstract:
To provide a retainer for swinging bearing which prevents moldability from lowering, and in which the number of rollers to be housed is increased.
A retainer 21 for swinging bearing has a pair of connections extending circumferentially, and a plurality of pillars 24 connecting the pair of connections mutually, and a plurality of pockets 22 holding rollers 20 is formed between adjacent pillars 24. When the number of rollers 20 housed in the pocket 22 is n, and an angle formed by walls of the adjacent pillars 24 facing each other is a1, and, a center angle formed by autorotation centers of the rollers 20 housed in the pocket 22 of both circumferential ends is , {/(n-1)}a190 is satisfied.
Inventors:
KATAYAMA AKIHIKO
OISHI SHINJI
YAMADA HARUKI
OISHI SHINJI
YAMADA HARUKI
Application Number:
JP2006323274A
Publication Date:
June 19, 2008
Filing Date:
November 30, 2006
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
F16C33/46; F16C19/26; F16C33/58; F16D55/224; F16D65/18
Attorney, Agent or Firm:
Hidehiko Ito
Morishita Hachiro
Hiroyuki Yoshida
Morishita Hachiro
Hiroyuki Yoshida