Chain saw

Details Chain saw Chain saw

1987-04-23

1988-09-13

Wolfe, Willis R.

Internal-combustion engines

Cooling

Air-cooled

123 417, 123195R, 30381, F01P 102, F02F 700

Patent

active

047701307

ABSTRACT:
A chain saw has an intermediate wall portion integrally formed with a body thereof for separating an internal combustion engine chamber from a carbureter chamber and a fuel tank chamber. The intermediate wall portion includes a double wall portion having a heat insulation space formed therein, and an opening portion through which the carbureter chamber communicates with the internal combustion engine chamber, the opening portion forming a seat for mounting the carbureter.

REFERENCES:
patent: 3157211 (1964-11-01), Wiig
patent: 3581717 (1971-06-01), Fullerton
patent: 3680608 (1972-08-01), Emmerich et al.
patent: 4382333 (1983-05-01), Nagashima et al.

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