The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 20, 2024

Filed:

Feb. 26, 2021
Applicant:

Seiko Epson Corporation, Toyko, JP;

Inventor:

Yuya Kataoka, Azumino, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 9/10 (2006.01); F16C 33/38 (2006.01); F16C 33/66 (2006.01); F16C 33/41 (2006.01); F16C 19/06 (2006.01); F16C 33/60 (2006.01); F16H 49/00 (2006.01);
U.S. Cl.
CPC ...
B25J 9/1025 (2013.01); F16C 19/06 (2013.01); F16C 33/3887 (2013.01); F16C 33/418 (2013.01); F16C 33/60 (2013.01); F16C 33/66 (2013.01); F16C 33/6614 (2013.01); F16C 33/6629 (2013.01); F16C 33/6681 (2013.01); F16H 49/001 (2013.01); F16C 2322/59 (2013.01); F16C 2361/61 (2013.01);
Abstract

A bearing includes an outer ring, an inner ring provided on the inner side in the radial direction of the outer ring, a rolling body provided between the outer ring and the inner ring, and a holder including a base formed in an annular shape around a center axis of the outer ring and the inner ring and a first wall section and a second wall section provided to project from the base, the holder holding the rolling body. The first wall section includes a first channel provided in the circumferential direction of the base. The second wall section includes a second channel provided in the circumferential direction of the base. The position of the first channel in the first wall section and the position of the second channel in the second wall section are different.


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