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. 28, 2015
Filed:
Sep. 10, 2010
Mamoru Yoshioka, Susono, JP;
Takashi Watanabe, Gotennba, JP;
Mamoru Yoshioka, Susono, JP;
Takashi Watanabe, Gotennba, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Abstract
Electricity is suppressed from flowing to a case () of an electrically heated catalyst (). Provision is made for a heat generation element () to be electrically energized to generate heat, the case () in which the heat generation element () is contained, a mat () arranged between the heat generation element () and the case (), an electrode () connected to the heat generation element () from outside of the case (), an insulation part () to plug a gap between the case () and the electrode (), an electrode chamber () which is a space formed around the electrode () at an inner side of the case () and at an outer side of the heat generation element (), and which is formed by providing a gap between the electrode () and the mat (), and a circulation passage () which is provided with two opening portions () either at an upstream side or at a downstream side of the heat generation element (), and which is connected from one of the opening portions () to the other of the opening portions () while passing through around said electrode ().