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:
Nov. 05, 2024
Filed:
Sep. 09, 2020
Aisan Kogyo Kabushiki Kaisha, Obu, JP;
Koichi Sugihara, Chiryu, JP;
Mamoru Yoshioka, Nagoya, JP;
Shinji Kawai, Gifu, JP;
Takashi Bessho, Chiryu, JP;
Koki Yasuda, Tokai, JP;
Kaisho So, Nagoya, JP;
Hirotaka Fukuta, Kariya, JP;
Mizuki Kodama, Toyota, JP;
AISAN KOGYO KABUSHIKI KAISHA, Obu, JP;
Abstract
An EGR valve includes: an inner housing including a flow passage; a valve element which opens and closes the flow passage; a valve shaft on which the valve element is provided; an outer housing in which the inner housing is assembled; and a drive unit which drives the valve shaft. The flow passage of the inner housing includes an inlet and an outlet. The outer housing includes an assembly hole and separate flow passages. When the inner housing is assembled in the assembly hole, the inlet and the outlet of the inner housing communicate with the separate flow passages of the outer housing; an inlet sealing member is provided between the inner housing and the outer housing to correspond to the periphery of the inlet; and an outlet sealing member is provided between the inner housing and the outer housing to correspond to the periphery of the outlet.