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:
Sep. 27, 2016
Filed:
Jan. 23, 2014
Applicant:
Nsk Ltd., Tokyo, JP;
Inventors:
Satoshi Ushimaru, Fujisawa, JP;
Takashi Murai, Fujisawa, JP;
Assignee:
NSK LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/46 (2006.01); F16C 33/36 (2006.01); F16C 19/36 (2006.01); F16C 33/66 (2006.01); F16C 33/54 (2006.01);
U.S. Cl.
CPC ...
F16C 33/46 (2013.01); F16C 19/36 (2013.01); F16C 19/364 (2013.01); F16C 33/366 (2013.01); F16C 33/4623 (2013.01); F16C 33/54 (2013.01); F16C 33/66 (2013.01); F16C 33/6614 (2013.01); F16C 33/6651 (2013.01);
Abstract
A cageof a tapered roller bearingholds tapered rollersby plural pockets formed between a large-diameter side annular partand a small-diameter side annular partarranged in an axial direction, and plural bar partswhich axially join the large-diameter side annular partand the small-diameter side annular partand are circumferentially formed at substantially an equal distance. A value of a ratio of a cross section modulus of the small-diameter side annular partof the cageto a cross section modulus of the large-diameter side annular partof the cageis values from 0.5 to 1.5 (both inclusive).