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. 23, 2003
Filed:
Jul. 25, 2002
Applicant:
Inventors:
Assignee:
Unisia Jecs Corporation, Atsugi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/34 ;
U.S. Cl.
CPC ...
F01L 1/34 ;
Abstract
A valve timing control system includes a driving plate coupled to a crankshaft, a lever shaft coupled to a camshaft, a VTC housing, and an electromagnetic coil mounted to the VTC housing for producing a magnetic field to control a mounting angle formed between the driving plate and the lever shaft. The electromagnetic coil has rotation restricted and axial displacement allowed by the VTC housing, and is engaged with the lever shaft to enable rotation with respect thereto and axial displacement together therewith.