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:
Jan. 06, 2004
Filed:
Sep. 25, 2001
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
The exhaust gas recirculation valve device of the present invention is provided with a motor main body which drives a valve by a valve rod in direction of opening or closing, and a motor holder which covers the lower opening of the motor main body . A circular groove is formed on one of the upper section of the motor holder and the lower opening of the motor main body and a protrusion which fits into the circular groove is formed on the other of the upper section of the motor holder and the lower opening of the motor main body . A liquid sealant layer is disposed between upper face which is the top of the protrusion and the lower face which is the bottom of the circular groove facing the upper face