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.

Date of Patent:
Dec. 02, 1997

Filed:

Aug. 16, 1996
Applicant:
Inventor:

Gerd Fricke, Waiblingen, DE;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M / ;
U.S. Cl.
CPC ...
261 646 ; 12317918 ;
Abstract

A portable working tool such as a motor chainsaw has a housing and an internal combustion engine with a carburetor contained in the housing. A throttle valve is connected to the carburetor. A choke flap is connected to the carburetor upstream of the throttle valve in the flow direction of the combustion air into the carburetor. An operating member is connected to the choke flap. A choke flange is connected to the carburetor at a side of the carburetor at which the choke flap is arranged. A suction member for the combustion air is connected to the choke flange. The choke flange has a receiving element for the operating member. A lever is fixedly connected to the choke flange. The operating member has a first end extending through the housing to the exterior and a second end engaging the lever. An actuating button is connected to the first end.


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