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:
May. 21, 2013
Filed:
Sep. 15, 2010
Applicants:
Claus Naegele, Stuttgart, DE;
Werner Geyer, Berglen, DE;
Inventors:
Claus Naegele, Stuttgart, DE;
Werner Geyer, Berglen, DE;
Assignee:
Andreas Stihl AG & Co. KG, Waiblingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 7/133 (2006.01);
U.S. Cl.
CPC ...
Abstract
A carburetor has a housing and an intake passage section disposed in the housing. A throttle element is arranged in the intake passage section and a choke element is arranged in the intake passage section upstream of the throttle element. At least one fuel opening opens downstream of the choke element into the intake passage section. A fuel valve controls a fuel quantity supplied to the at least one fuel opening. At least one auxiliary fuel port opens upstream of the choke element into the intake passage section.