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. 05, 2012
Filed:
Dec. 24, 2008
Masahide Sakurai, Aichi, JP;
Naoki Hiramatsu, Aichi, JP;
Eiichi Nozaki, Aichi, JP;
OTICS Corporation, Nishio, JP;
Abstract
A rocker arm includes a pair of side wall portions formed so as to face each other, an engaging portion connecting the pair of side wall portions and adapted to engage with a rocking support member arranged in an engine, and a sliding portion connecting the pair of side wall portions and being adapted to be in slidable contact with a stem front end portion of an engine valve. The engaging portion includes a board surface portion connecting the pair of side wall portions and a protruding portion protruding from the board surface portion toward the rocking support member. In the protruding portion, a spherical concave portion adapted to engage with a spherical protruding portion of the rocking support member is formed as a depression.