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:
Aug. 27, 2019
Filed:
Mar. 10, 2017
Honda Motor Co., Ltd., Tokyo, JP;
Tomohiro Miyauchi, Wako, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
A fuel supply apparatus for a general purpose engine includes a carburetor provided in an air intake line extending from an air cleaner to the general purpose engine, a pressure reduction connection channel connected to a float chamber of the carburetor and the air cleaner, a control valve provided in the pressure reduction connection channel, a pressure reduction pump provided in the pressure reduction connection channel and sucking the float chamber to reduce the pressure therein, an air fuel ratio sensor detecting the air fuel ratio of an exhaust gas discharged from the general purpose engine, and a control unit controlling the opening degree of the control valve based on a detection signal of the air fuel ratio sensor.