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:
Jun. 19, 2018
Filed:
Dec. 16, 2013
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, Kanagawa, JP;
Abstract
It has variable compression ratio mechanism () that changes engine compression ratio depending on the rotational position of first control shaft (). First control shaft () and second control shaft, which is connected to a motor, are coupled together by lever () of coupling mechanism (). First arm portion () of first control shaft () and one end of lever () are rotatably coupled together by first coupling pin (). When viewed in the axial direction of this first coupling pin (), at least at a given compression ratio position, first coupling pin () is arranged at a position away from bearing cap () that is for rotatably supporting first control shaft ().