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. 26, 2016
Filed:
Jul. 09, 2013
Applicants:
James M. Cleeves, Redwood City, CA (US);
Michael Hawkes, San Francisco, CA (US);
Inventors:
James M. Cleeves, Redwood City, CA (US);
Michael Hawkes, San Francisco, CA (US);
Assignee:
Pinnacle Engines, Inc., San Carlos, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/30 (2006.01); F02D 41/12 (2006.01); F02M 3/045 (2006.01); F02D 35/00 (2006.01); F02M 37/00 (2006.01);
U.S. Cl.
CPC ...
F02D 41/30 (2013.01); F02D 35/0053 (2013.01); F02D 41/123 (2013.01); F02M 3/045 (2013.01); F02M 37/0023 (2013.01); F02D 2200/0404 (2013.01); F02D 2400/06 (2013.01);
Abstract
Fuel efficiency of small carbureted engines can be improved through the use of a fuel shut off valve that ceases fuel flow in the carburetor upon determination that the engine throttle has been closed and the engine is not at or near an idle condition.