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:
Feb. 13, 1979
Filed:
Oct. 12, 1977
Toyo Kogyo Co., Ltd., Hiroshima, JP;
Abstract
An improved air-fuel mixture intake system for use in a internal combustion engine having a light load side intake passage and a heavy load side intake passage which are joined each other in the vicinity of an intake valve of the engine. The intake system includes engine deceleration detecting means, a first on-off valve provided in a fuel supplying path of a light load side carburetor, an air supplying passage opened into the heavy load side intake passage at downstream of a heavy load side carburetor throttle valve, and a second on-off valve provided in the air supplying passage for reduction of noxious hydrocarbon formation and prevention of after-burning, with suppression of undesirable knocking.