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:
Aug. 22, 1989
Filed:
Sep. 30, 1988
Applicant:
Inventors:
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ; F01L / ;
U.S. Cl.
CPC ...
123 9012 ; 123 9015 ; 123 9031 ;
Abstract
For adjusting an angular phase difference between an engine crank shaft and an engine cam shaft, fluid under pressure is supplied into one or more chambers defined therebetween. The adjusted condition is maintained or held by mechanical engagement between both shafts.
Shirai, Eiji. (1989). Device for adjusting an angular phase difference between two elements (U.S. Patent No. 4858572). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4858572
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