Combustion powered tool with dual fans

Details Combustion powered tool with dual fans Combustion powered tool with dual fans

1997-02-07

1998-02-03

Okonsky, David A.

Internal-combustion engines

Free piston

Single chamber; one piston

227 10, F02B 7104

Patent

active

057133131

ABSTRACT:
A combustion powered tool having a self-contained internal combustion power source constructed and arranged for creating a combustion for driving a driver blade to impact a fastener and drive it into a workpiece includes a housing having a main chamber enclosing the power source, a combustion chamber defined within the main chamber, an air flow enhancing device disposed in the combustion chamber for enhancing the flow of air therein, and a supplemental air flow enhancing device disposed externally of the combustion chamber and within the housing for forcing air past the combustion chamber as a cooling mechanism.

REFERENCES:
patent: Re32452 (1987-07-01), Nikolich
patent: 4403722 (1983-09-01), Nikolich
patent: 4483280 (1984-11-01), Nikolich
patent: 4483473 (1984-11-01), Wagdy
patent: 4483474 (1984-11-01), Nikolich
patent: 4522162 (1985-06-01), Nikolich
patent: 5197646 (1993-03-01), Nikolich
patent: 5263439 (1993-11-01), Doherty et al.

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