Impact device

Details Impact device Impact device

1984-04-20

1985-09-24

Phillips, Charles E.

Baths, closets, sinks, and spittoons

Obstruction remover

Connected to a source of external fluid under pressure

417493, E03D 1100

Patent

active

045425434

ABSTRACT:
A mechanically operated impact tool adapted for use in clearing blockages in clogged waste lines. The tool embodies a pair of telescopically movable sleeves which house an anvil and a reciprocating piston. A coil spring functions to drive the piston against the anvil when one of the sleeves is moved telescopically over the other a predetermined distance.

REFERENCES:
patent: 1769061 (1930-07-01), Hitchcock
patent: 1901031 (1933-03-01), Humason
patent: 2267064 (1941-12-01), Wikelund
patent: 2274304 (1942-02-01), Perry
patent: 2386870 (1945-10-01), Lawton
patent: 2498359 (1950-02-01), Coleman
patent: 2582535 (1952-01-01), Drouot
patent: 4053955 (1977-10-01), Canham
patent: 4096597 (1978-06-01), Duse
patent: 4238860 (1980-12-01), Dixon

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