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:
Jul. 26, 2016
Filed:
Aug. 12, 2014
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Toshiyuki Oiwa, Handa, JP;
AISEN SEIKI KABUSHIKI KAISHA, Kariya-Shi, Aichi-Ken, JP;
Abstract
An intake device includes: an intake port; a valve body which is disposed in the intake port and rotated around a rotating shaft between an opening position and a closing position; and a seal surface which is integrally provided at the intake port and made up of an inner wall surface with which the valve body comes into contact at the closing position of the valve body, wherein the seal surface includes a first seal surface having an inner contact portion which protrudes to the inside of the intake port and a first outer contact portion which is located further to the outside than the inner contact portion, and a second seal surface having a second outer contact portion without having the inner contact portion.