Title:
TAPERED ROLLER BEARING
Document Type and Number:
WIPO Patent Application WO/2023/277098
Kind Code:
A1
Abstract:
In the present invention, a retainer has: a large-diameter ring part and a small-diameter ring part disposed so as to be separated from each other in an axial direction; a plurality of column parts disposed at prescribed intervals in the circumferential direction and connecting the large-diameter ring part and the small-diameter ring part; and a plurality of pockets formed between the large-diameter ring part, the small diameter ring part, and the column parts adjacent in the circumferential direction, the pockets respectively holding tapered rollers. Notches are formed in corners on the inner diameter side of an inner surface of the large-diameter ring part forming the pockets.
Inventors:
TOMINAGA DAISUKE (JP)
MIYAMOTO MASATO (JP)
MIYAMOTO MASATO (JP)
Application Number:
PCT/JP2022/026082
Publication Date:
January 05, 2023
Filing Date:
June 29, 2022
Export Citation:
Assignee:
NSK LTD (JP)
International Classes:
F16C33/46; F16C19/36
Domestic Patent References:
| WO2017047727A1 | 2017-03-23 |
Foreign References:
| JP2021032354A | 2021-03-01 | |||
| JP2012087924A | 2012-05-10 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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