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:
Aug. 20, 2019
Filed:
Oct. 20, 2016
Aisin Seiki Kabushiki Kaisha, Kariya-shi, Aichi-ken, JP;
Kazuya Matsushima, Kariya, JP;
Yoichi Oyamada, Kariya, JP;
Daigo USA, Nagoya, JP;
Yoshiyuki Kawai, Nagoya, JP;
Kohei Hotta, Kariya, JP;
AISIN SEIKI KABUSHIKI KAISHA, Kariya-Shi, Aichi-Ken, JP;
Abstract
An intake system of an internal combustion engine with a supercharger includes: a negative pressure control valve which is disposed in the upstream side than an intake side supercharger in an intake passage; a first external gas introduction passage which introduces a single external gas made of blow-by gas, at a part of the intake passage which is on the upstream side of the intake side supercharger and on the downstream side of the negative pressure control valve; and a fresh air introduction passage which introduces fresh air to an internal combustion engine main body from the upstream side of the negative pressure control valve.