Title:
内輪ユニット、及び円すいころ軸受
Document Type and Number:
Japanese Patent JP7263944
Kind Code:
B2
Abstract:
An inner ring unit includes an inner ring, a plurality of tapered rollers, and a cage having an annular shape. The cage includes a plurality of cage bars. The cage includes a stopper portion that is provided to protrude from an axial intermediate portion of the cage bar in the circumferential direction of the cage and configured to hinder the tapered rollers from falling off toward a radially outer side by bringing an axial intermediate portion on an outer peripheral surface of each tapered roller housed in a pocket into contact with the stopper portion. The axial intermediate portion on the outer peripheral surface of the tapered roller is a portion that is disposed on a one axial side and on the radially outer side of the tapered roller with respect to the center of gravity of the tapered roller.
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Inventors:
Ichiro Kojima
Yozo Taniguchi
Yuka Sato
Yozo Taniguchi
Yuka Sato
Application Number:
JP2019119711A
Publication Date:
April 25, 2023
Filing Date:
June 27, 2019
Export Citation:
Assignee:
JTEKT Corporation
International Classes:
F16C33/46; F16C19/36; F16C43/04
Domestic Patent References:
| JP2018168861A | ||||
| JP2015031359A | ||||
| JP2014020507A | ||||
| JP2013113359A |
Attorney, Agent or Firm:
Patent Attorney Corporation Suncrest International Patent Office