Control device for the engine of an engine driven saw

Details Control device for the engine of an engine driven saw Control device for the engine of an engine driven saw

1976-03-02

1978-03-21

Croyle, Carlton R.

Internal-combustion engines

Poppet valve operating mechanism

Hydraulic system

123179C, 123198DC, 261 52, F02D 1102

Patent

active

040797082

ABSTRACT:
A control device for the engine of an engine driven saw having a carburetor with a normally closed fuel control or throttle valve and a normally open starting or choke valve. The device includes a selector member which has a "stop" position in which the engine ignition is disabled and an "operating" position in which the throttle valve is freely adjustable. The selector member also has a "warm start" position and a "cold start" position with the throttle valve being held in a position of minimum opening thereby in each position while the starting valve is held closed by the selector member only in the "cold start" position of the selector member.

REFERENCES:
patent: 2873731 (1959-02-01), Richardson
patent: 2908263 (1959-10-01), Brown

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