Pneumatic waste line clean-out tool

Details Pneumatic waste line clean-out tool Pneumatic waste line clean-out tool

1992-05-21

1993-08-31

Recla, Henry J.

Baths, closets, sinks, and spittoons

Obstruction remover

Piston

425508, E03D 900

Patent

active

052397084

ABSTRACT:
A mechanically operated pneumatic cleanout tool for clearing blockages in waste lines. The tool, which is readily adaptable for use in wash basins, bath tubs, toilets, bidets and the like embodies a novel safety pressure relief valve which prevents hazardous failure of the device in the event that excessive pressure is inadvertently builtup within the air chamber of the device.

REFERENCES:
patent: 1998902 (1935-04-01), Mattich
patent: 2300319 (1942-10-01), Smith
patent: 2386870 (1945-10-01), Lawton
patent: 2707000 (1955-04-01), Peeps
patent: 2999264 (1961-09-01), Stearns
patent: 4053955 (1977-10-01), Canham
patent: 4542543 (1985-09-01), Irwin

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