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:
Jan. 31, 1978
Filed:
Aug. 12, 1976
Applicant:
Inventors:
Toshimitsu Yoshimura, Shiki, JA;
Minoru Matsuda, Chofu, JA;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JA;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01N / ; F02B / ;
U.S. Cl.
CPC ...
60290 ; 60294 ; 137597 ; 417278 ;
Abstract
An apparatus cleans the exhaust gases of a motorcycle by feeding secondary air to the exhaust path of the engine. The amount of secondary air fed is controlled in proportion to the speed of the motorcycle. The apparatus includes a control valve which is operated to be opened and closed in response to the opening and closing of the throttle valve of a carburetor of the engine.
Yoshimura, Toshimitsu. (1978). Apparatus for controlling secondary air for cleaning exhaust gases (U.S. Patent No. 4070829). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4070829
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile