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:
Jan. 13, 2009
Filed:
Jul. 27, 2007
Tadayoshi Sato, Aichi-ken, JP;
Toshiyuki Kawabe, Toyohashi, JP;
Hiromitsu Ishihara, Okazaki, JP;
Aisin Seiki Kabushiki Kaisha, Aichi-ken, JP;
Abstract
A valve operating mechanism includes a valve body provided at an air passage of an internal combustion engine, an actuator causing the valve body to rotate so as to adjust a cross-sectional area of the air passage, a shaft body supporting the valve body, a link member connected to the shaft body and integrally rotating with the valve body, an actuator rod rotatably connected to the link member and transmitting a driving force of the actuator to the link member, and a biasing member arranged between the link member and the actuator rod and biasing the link member and the actuator rod so as to contact each other.