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:
Apr. 15, 2008
Filed:
Dec. 22, 2005
Makoto Aida, Kawasaki, JP;
Katsuhiro Shibata, Machida, JP;
Makoto Aida, Kawasaki, JP;
Katsuhiro Shibata, Machida, JP;
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Abstract
An exhaust gas purification device () comprises: first and second catalyst carriers () interposed in an exhaust passage () of an engine (), which purify an exhaust gas; a case () provided in the exhaust passage, which houses the first and second catalyst carriers () in series in an exhaust gas flow direction; an annular carrier holder () interposed between the first and second catalyst carriers (), which holds the first and second catalyst carriers () via a buffering member () and has an opening () which connects an inner peripheral side and an outer peripheral side; a sensor () which detects the state of the exhaust gas flowing through the interior of the case (); and a sensor attachment portion () provided in the case (), which connects the interior and exterior of the case () in an orientation that is substantially orthogonal to the exhaust gas flow direction. The sensor attachment portion () is provided in a position corresponding to the opening () when the carrier holder () is housed in the case.