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:
Sep. 15, 2015
Filed:
Sep. 12, 2012
Hiroyuki Kato, Kanagawa, JP;
Shinichi Sato, Atsugi, JP;
Hiroyuki Kato, Kanagawa, JP;
Shinichi Sato, Atsugi, JP;
HITACHI AUTOMOTIVE SYSTEMS, LTD., Hitachiaka-Shi, JP;
Abstract
A valve timing control apparatus including a housing, a vane rotor rotatable relative to the housing toward a phase-advance side and a phase-retard side, a first lock member and a second lock member disposed on the vane rotor, a first lock concave portion disposed on the housing so as to be engaged with a tip end portion of the first lock member, a second lock concave portion disposed on the housing so as to be engaged with a tip end portion of the second lock member, and a communication passage formed in the vane rotor and serving to always establish fluid communication between the first and second lock concave portions.