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US 8,146,571 B2Granted
Gas engine and gas-engine-mounted working machine
AssigneeHonda Motor Co., Ltd.
InventorsTakeshi Ishikawa, Kazuhisa Fujiwara
Life of this patent
Estimating the term…
Abstract
A gas engine is driven by fuel gas supplied from a cassette gas canister, and includes a vaporizer device provided between a cylinder block and a muffler. The vaporizer device vaporizes liquid fuel gas, led out from the cassette gas canister, using heat of exhaust gas discharged from the cylinder block.
Claims9
A gas engine supplied with fuel gas from a cassette gas canister, comprising:
- a cylinder;
- a muffler;
- a vaporizer device comprising a bracket member and a fuel gas flow passage, the vaporizer device provided between the cylinder and the muffler for vaporizing liquid fuel gas led out from the cassette gas canister through the fuel flow passage, said gas engine being driven by the fuel gas vaporized by said vaporizer device;
- and
- a regulator mounted to the bracket member, wherein heat from the bracket member keeps the fuel gas in the regulator vaporized at a predetermined constant gas pressure.
2 more elements
A working machine including a gas engine supplied with fuel gas from a cassette gas canister, the gas engine comprising:
- a cylinder;
- a muffler;
- a vaporizer device comprising a bracket member and a fuel flow passage, the vaporizer device provided between the cylinder and the muffler for vaporizing liquid fuel gas led out from the cassette gas canister through the fuel flow passage, said gas engine being driven by the fuel gas vaporized by said vaporizer device;
- and
- a regulator mounted to the bracket member, wherein heat is transferred directly from the bracket member to the regulator for keeping the fuel gas in the regulator vaporized at a predetermined constant gas pressure.
2 more elements
Dependencies are inferred from the claim text.