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. 03, 2015
Filed:
Dec. 08, 2009
Bungo Kawaguchi, Susono, JP;
Tomihisa Oda, Numazu, JP;
Tomomi Onishi, Susono, JP;
Masaaki Sato, Susono, JP;
Satoshi Kobayakawa, Susono, JP;
Takeru Shirasawa, Susono, JP;
Bungo Kawaguchi, Susono, JP;
Tomihisa Oda, Numazu, JP;
Tomomi Onishi, Susono, JP;
Masaaki Sato, Susono, JP;
Satoshi Kobayakawa, Susono, JP;
Takeru Shirasawa, Susono, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Abstract
An exhaust gas purification system for an internal combustion engine, which is provided with: a selective reduction type catalyst arranged in an exhaust passage of the internal combustion engine; a low pressure EGR mechanism that is equipped with a low pressure EGR passage for introducing a part of an exhaust gas flowing through a portion of the exhaust passage downstream of a turbine of a centrifugal supercharger to a portion of an intake passage upstream of a compressor as a low pressure EGR gas, and a low pressure EGR valve for changing a channel cross section of the low pressure EGR passage; a supply device.