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:
May. 22, 2007
Filed:
Nov. 14, 2005
Satoru Watabe, Akashi, JP;
Toshio Araki, Kakogawa, JP;
Keiji Takahashi, Akashi, JP;
Kawasaki Jukogyo Kabushiki Kaisha, Kobe-shi, JP;
Abstract
A four-cycle engine typically including a crankshaft provided with a first gear, a camshaft provided with a second gear, an endless rotation transmission that is installed around the first and second gears and is configured to transmit rotation of the crankshaft to the camshaft, a crank phase detecting device configured to detect a rotational phase of the crankshaft that is obtained by dividing a phase corresponding to one rotation of the crankshaft by a number that is equal to or more than a half of teeth of the second gear of the camshaft, and a cam phase detecting device configured to detect at least one rotational phase of the camshaft.