Hand-held type working machine
A working machine, hand-held technology, applied in the direction of machine/engine, mechanical equipment, engine components, etc., to achieve the effect of simple structure, reduced vibration transmission, and reduced vibration transmission
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[0020] The work machine shown in FIG. 1 is a power saw 1 . The power saw 1 has a housing 2 on which a rear handle 3 is fastened. The rear handle 3 has a gas lever 4 for operating an internal combustion engine 5 arranged in the housing 2 . The internal combustion engine 5 is a single-cylinder two-stroke engine and contains an air filter 7 which is connected to the internal combustion engine 5 via a carburetor 6 . The intake duct formed in the carburetor 6 opens into the crankcase 13 of the internal combustion engine 5 . The internal combustion engine 5 has a cylinder 8 in which a combustion chamber 9 is formed. A piston 10 is accommodated in the cylinder 8 so as to move back and forth. The piston 10 drives a crankshaft 12 , which is rotatably accommodated in a crankcase 13 , via a connecting rod 11 . The crankshaft 12 drives a tool, not shown in FIG. 1 , ie a saw chain, in rotation. An exhaust muffler 14 with a housing 15 is arranged on the internal combustion engine 5 . ...
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