Crankcase assembly for an engine of a portable tool

Details Crankcase assembly for an engine of a portable tool Crankcase assembly for an engine of a portable tool

1985-08-02

1986-09-09

Dority, Jr., Carroll B.

Internal-combustion engines

Frame construction

Horizontal cylinder

123195C, 92169, F02F 700

Patent

active

046102280

ABSTRACT:
A crankcase assembly for the engine of a portable tool such as chain saw or the like is disclosed. A plastic crankcase is connected to the cylinder of the engine and an annular insulating member is mounted between the cylinder and the crankcase. The annular insulating member is made of a firm temperature-resistant plastic thereby protecting the crankcase from the temperature developed in the cylinder during the operation of the engine.

REFERENCES:
patent: 4434756 (1984-03-01), Nilsson et al.

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