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:
Mar. 11, 2014
Filed:
Oct. 11, 2012
Suzuki Motor Corporation, Shizuoka-Ken, JP;
Hidekuni Ota, Shizuoka-Ken, JP;
Junya Kobayashi, Shizuoka-Ken, JP;
Suzuki Motor Corporation, Hamamatsu-Shi, Shizuoka-Ken, JP;
Abstract
An oil passage structure for an engine of a vehicle is provided with a connecting rod swingably coupled to a crankshaft rod by a plurality of crankpins, the plurality of crankpins being disposed between a plurality of crank journals, and a plurality of support portions for rotatably supporting the crankshaft by the plurality of crank journals in a cylinder block. The crankshaft has a first oil passage formed therein, the first oil passage supplying oil from an opening formed in one end face thereof to sliding surfaces of the plurality of crankpins, the plurality of support portions have a second oil passage formed therein, the second oil passage supplying the oil to a sliding surface of each of the plurality of crank journals, and the first oil passage and the second oil passage communicate with each other in some of the support portions and in some of the crank journals.