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. 20, 1989
Filed:
Jul. 01, 1988
Applicant:
Inventor:
Hiroya Fujita, Anjo, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ; F01M / ;
U.S. Cl.
CPC ...
123 9031 ; 123 9034 ;
Abstract
A camshaft apparatus in which different amounts of oil are supplied to both sides of a thrust bearing for a camshaft driven by another camshaft through helical gears. A bearing cap, which is a part of the thrust bearing for the camshaft, is formed with first and second holes communicating with both sides of the thrust bearing. The first hole is located at a certain angular position from the center of the camshaft, and the second hole is located at another certain angular position from the center of the camshaft.
Fujita, Hiroya. (1989). Camshaft apparatus for an internal combustion engine (U.S. Patent No. 4840149). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4840149
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile