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. 09, 1976
Filed:
Mar. 21, 1974
Applicant:
Inventors:
Hidetaka Nohira, Susono, JA;
Masaaki Tanaka, Susono, JA;
Motohisa Miura, Kariya, JA;
Zyunziro Yoshimura, Okazaki, JA;
Assignees:
Nippondenso Co., Ltd., Kariya, JA;
Toyota Jidosha Kogyo Kabushiki Kaisha, Tokyo, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
1231 / ; 251 11 ; 251 60 ; 251285 ;
Abstract
An exhaust gas control valve adapted for controlling exhaust gas flow returning to the upstream side of a carburetor from an exhaust line of a vehicle engine. The control valve comprises a means for reducing or stopping the returning exhaust gas when ambient temperature is very low, whereby so called carburetor icing is avoided.