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. 16, 1990
Filed:
Nov. 21, 1988
Takeshi Kobayashi, Yokohama, JP;
Walbro Far East, Inc., Kawasaki, JP;
Abstract
Start-fuel supply device in an internal combustion engine for portable equipment characterized in that a fuel nozzle is disposed at an intake passage of a diaphragm type carburetor, a fuel reservoir is connected to the metering chamber of the diaphragm carburetor through a check valve, a fuel metering device, a reversible primer pump, and a passage between the check valve and the fuel metering device connected to the fuel nozzle via a second check valve which allows a flow to the fuel zozzle. The fuel metering device includes a plunger and a check valve in the plunger opened and closed by the movement of the plunger.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile