Portable working tool with internal combustion engine

Details Portable working tool with internal combustion engine Portable working tool with internal combustion engine

1996-08-16

1997-12-02

Miles, Tim R.

Gas and liquid contact apparatus

Fluid distribution

Valved

12317918, F02M 102

Patent

active

056932642

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.

REFERENCES:
patent: 4304737 (1981-12-01), Breckenfeld et al.
patent: 5174255 (1992-12-01), Collins et al.
patent: 5215049 (1993-06-01), Wolf
patent: 5485814 (1996-01-01), Tuggle et al.

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