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:
Feb. 25, 2003
Filed:
May. 07, 2001
Hirofumi Hase, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A valve timing adjusting apparatus including a locking hole formed in the external peripheral surface P of the boss of a rotor into which the end portion of a locking pin of the locking mechanism is fitted when the rotor is at the most advanced position. A stepped portion is formed in the external peripheral surface of the rotor in a continuing manner from the locking hole at a position deviated from the locking hole either in the advancing direction or the retarding direction in such a manner that it is formed lower than the external peripheral surface P, yet higher than the bottom of the locking hole having two tapers respectively at the border between the stepped portion and the external peripheral surface P, and that between the stepped portion and the locking hole