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:
Oct. 02, 2018
Filed:
Jan. 15, 2015
Applicant:
Nissan Motor Co., Ltd., Kanagawa, JP;
Inventors:
Takashi Tanabe, Kanagawa, JP;
Katsuya Moteki, Kanagawa, JP;
Assignee:
NISSAN MOTOR CO., LTD., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 75/04 (2006.01); F01M 1/06 (2006.01); F02B 75/32 (2006.01); F16C 3/30 (2006.01); F16C 11/02 (2006.01); F16C 3/14 (2006.01); F01M 1/02 (2006.01);
U.S. Cl.
CPC ...
F02B 75/045 (2013.01); F01M 1/06 (2013.01); F02B 75/32 (2013.01); F16C 3/14 (2013.01); F16C 3/30 (2013.01); F16C 11/02 (2013.01); F01M 1/02 (2013.01); F01M 2001/062 (2013.01);
Abstract
A multi-link piston crank mechanism includes a crank pin bearing portion including a crank pin bearing central portion that is disposed at a center thereof in an axial direction of a crank shaft. The crank pin bearing central portion at a portion positioned on the first end side of the lower link is thicker in a radial direction of the crank pin than a portion positioned on the second end side of the lower link. The second control link end portion is thicker along a radial direction of the second through hole than the second upper link end portion along a radial direction of the first through hole.