F - Mech Eng,Light,Heat,Weapons – 02 – M
Patent
F - Mech Eng,Light,Heat,Weapons
02
M
F02M 19/04 (2006.01) F02B 63/02 (2006.01) F02M 3/10 (2006.01) F02M 17/04 (2006.01) F02B 75/02 (2006.01)
Patent
CA 2278996
A carburetor for an internal combustion engine of a hand-held working tool has a housing having an intake channel and a fuel-filled control chamber mounted in the housing. A fuel channel is connected to the control chamber and the intake channel. A control valve is mounted in the fuel channel and has a valve member. A control screw is mounted in the carburetor housing and acts on the valve member for adjusting it. A cap is fixedly mounted on the control screw and has a stop. A counter stop is mounted on the housing in a rotational path of the stop of the cap. A locking device for securing the cap relative to the housing is provided. The locking device has a locking member and counter locking members cooperating with the locking member for locking the cap in one of various preset positions relative to the housing.
Fetherstonhaugh & Co.
Firma Andreas Stihl Ag & Co.
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