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:
Dec. 17, 2019
Filed:
Jan. 18, 2017
Applicant:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;
Inventors:
Yasutomo Mabe, Zama, JP;
Hiromichi Komai, Hadano, JP;
Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD., Hitachinaka-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 3/223 (2011.01); F16D 3/84 (2006.01); F16D 1/116 (2006.01); F16D 3/2245 (2011.01); F16D 1/10 (2006.01);
U.S. Cl.
CPC ...
F16D 3/223 (2013.01); F16D 1/116 (2013.01); F16D 3/2245 (2013.01); F16D 3/845 (2013.01); F16D 2001/103 (2013.01); F16D 2003/22313 (2013.01); F16D 2003/22323 (2013.01); F16D 2250/0046 (2013.01); F16D 2300/08 (2013.01); Y10S 464/906 (2013.01);
Abstract
Apparatus, such as a propeller shaft, includes an outer circumferential portion or outer race to rotate as a unit with an internal shaft (serving as the propeller shaft), an inner circumferential member or inner race to rotate as a unit with an external shaft and a plurality of balls disposed between the outer race and inner race, for transmitting rotation therebetween. A sleeve rotating as a unit with the inner race includes an inside cavity for receiving the external shaft. The sleeve is coated with a coating formed on an inside circumferential surface.