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:
Mar. 28, 2000
Filed:
Apr. 14, 1998
Applicant:
Inventors:
Katsuyuki Mori, Nishio, JP;
Kiyohiko Watanabe, Nishio, JP;
Yasuyuki Kawabe, Nishio, JP;
Koichi Gomi, Toyota, JP;
Takashi Fukunaga, Toyota, JP;
Tadashi Akiyama, Okazaki, JP;
Assignees:
Nippon Soken, Inc., Nishio, JP;
Toyota Jidoshi Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D / ;
U.S. Cl.
CPC ...
12333923 ; 123585 ; 1233391 ;
Abstract
An idle intake control device provided with a backflow preventing means for preventing a backflow near an idle intake regulating valve and producing only a forward flow in order to prevent idle intake air containing combustion products from flowing back and being adhered to an idle intake regulating valve in an idle intake passageway for bypassing an intake regulating valve provided in an intake passageway of the engine.