Title:
ANGULAR BALL BEARING AND WHEEL BEARING DEVICE
Document Type and Number:
Japanese Patent JP2021063573
Kind Code:
A
Abstract:
To make pillar parts of a cage having portions in contact with balls as thick as possible.SOLUTION: The angular ball bearing includes an outward member, an inward member, a plurality of balls arranged between the outward member and the inward member, and a cage 18 holding the plurality of balls. The cage 18 has an annular part 51 located on one axial side of the balls, and a plurality of pillar parts 52 provided extending from the annular part 51 to the other axial side. The pillar parts 52 each has a first plane part 75a capable of coming into contact with the ball on one peripheral side, and a second plane part 75b capable of coming into contact with the ball and parallel to a first plane part 75a on the other peripheral side.SELECTED DRAWING: Figure 4
Inventors:
KAMAMOTO SHIGEO
Application Number:
JP2019189532A
Publication Date:
April 22, 2021
Filing Date:
October 16, 2019
Export Citation:
Assignee:
JTEKT CORP
International Classes:
F16C33/41; B60B35/02; F16C19/18
Attorney, Agent or Firm:
Patent Business Corporation Suncrest International Patent Office