Engine working machine
AssigneeHitachi Koki Co., Ltd.
InventorsYoshikazu KAWANO, Junichi KAMIMURA, Takuhiro MURAKAMI
Life of this patent
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Abstract
A cost of an engine working machine is suppressed, and startability of an engine is improved. In an engine working machine for driving a working tool by using an engine including: a fuel tank; a carburetor for supplying air-fuel mixture of fuel supplied from the fuel tank and air into a cylinder; a cylinder in which a piston is reciprocatable; and a crank case that holds the cylinder and forms a crank chamber, the engine working machine is provided with: an additional fuel supplying unit for supplying fuel to the engine separately from the carburetor; and a control unit for controlling an operation of the additional fuel supplying unit separately from supply of start-up fuel.
Claims20
1-19. (canceled)
An engine working machine for driving a working tool by using an engine,
- wherein the engine includes:
- a fuel tank;
- a carburetor for supplying air-fuel mixture of fuel supplied from the fuel tank and air into a cylinder;
- a cylinder in which a piston is reciprocatable;
- and
- a crank case that holds the cylinder and forms a crank chamber, and
- wherein the engine working machine includes:
- an additional fuel supplying unit for supplying fuel to the engine, and
- a control unit for controlling an operation of the additional fuel supplying unit separately from supply of start-up fuel.
Dependencies are inferred from the claim text.