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Patent Searching and Data


Title:
ANGULAR CONTACT BALL BEARING AND SEPARATOR CAGE
Document Type and Number:
WIPO Patent Application WO/2017/061418
Kind Code:
A1
Abstract:
In this angular contact ball bearing, a plurality of balls 3 are disposed in a rollable manner between respective raceway grooves 1a, 2a of an inner ring 1 and an outer ring 2. A plurality of separator cages 4 are provided which are separated from each other, are respectively provided between adjacent balls 3 among the plurality of balls 3, and hold each of the balls 3. The separator cages 4 are each provided with: a contact part 4a which comes into contact with the balls 3 at both sides; and a deviation-inhibiting part 4b which extends from the contact part 4a along a plane orthogonal to the pitch circle of the arrangement of each of the balls 3. In the deviation-inhibiting part 4b, protrusions 4ba having a large degree of extension from the contact part 4a and recesses 4bb having a small degree of extension therefrom are arranged alternately.

Inventors:
TANIMURA HIROKI (JP)
Application Number:
PCT/JP2016/079465
Publication Date:
April 13, 2017
Filing Date:
October 04, 2016
Export Citation:
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Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C19/20; F16C19/16; F16C33/66
Foreign References:
JPH05312215A1993-11-22
JP3550689B22004-08-04
JPH048825U1992-01-27
JPH048819U1992-01-27
JP2005003178A2005-01-06
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
Shuji Sugimoto (JP)
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