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.
Patent No.:
Date of Patent:
Jul. 30, 2019
Filed:
Dec. 14, 2017
Jtekt Corporation, Osaka-shi, Osaka, JP;
Ryo Shiina, Kashiwara, JP;
Akiyuki Suzuki, Nagoya, JP;
JTEKT CORPORATION, Osaka-shi, JP;
Abstract
A tapered roller bearing includes an outer ring having a first raceway surface, an inner ring having a second raceway surface, plural tapered rollers disposed between the first and second raceway surfaces, and a lubricating oil holding member fixed to an end portion of the outer ring. The lubricating oil holding member includes a tubular portion, an annular portion, and a projecting portion. The tubular portion is formed in the shape of a cylinder, and fixed to an end portion of the outer ring. The annular portion is formed in the shape of a circular ring. An end portion of the annular portion on the outer side is connected to an end portion of the tubular portion on one side. The projecting portion projects radially inward from the inner peripheral surface of the annular portion in the radial direction.