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US 4,727,828 AGranted
Portable engine unit
AssigneeKomatsu Zenoah Co.
InventorsTetsuo Ueno, Katsumi Kiyooka, Hideko Inomata, Akira Gamoh, Keiko Iramina, Takashi Ooniwa
Life of this patent
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Abstract
A portable engine unit is provided. The unit comprises an engine including a clutch, a crankcase enclosing a crank shaft, an engine cylinder enclosing a piston and a piston rod, a carburetor, an air filter, a recoil starter, and a muffler; and a housing for enclosing the engine, comprising at least two portions which are assembled and disassembled along a plane including the axis of rotation of an output shaft of the engine to enclose and expose the engine.
Claims25
A portable engine unit comprising:
- an engine including a clutch, a crankcase enclosing a crank shaft, and engine cylinder having a piston and a piston rod, a carburator, an air filter, a recoil starter, and a muffler;
- a connection pipe through which a transmission shaft rotated by said engine is rotatably inserted, and said connection pipe having two ends;
- and
- a housing for enclosing said engine, said housing having a front portion and a rear portion, and further comprising a fitting portion provided on the front portion of the housing and supporting one end of the connection pipe therein fixedly, and a handle provided on the rear portion of the housing, wherein said housing is divisable into two portions along a plane including said fitting portion, said handle and the axis of the transmission shaft.
1 more element
Dependencies are inferred from the claim text.