Baths – closets – sinks – and spittoons – Obstruction remover – Connected to a source of external fluid under pressure
Patent
1993-06-08
1995-01-31
Fetsuga, Robert M.
Baths, closets, sinks, and spittoons
Obstruction remover
Connected to a source of external fluid under pressure
425506, E03D 900
Patent
active
053849183
ABSTRACT:
A plunger device for forcing waste through a drain line of a plumbing fixture. The plunger device generally comprises an elongate tubular member having a top end and a bottom end. Fluidly connected to the top end is a handle member which is adapted to be fluidly coupled to a water supply source. Fluidly connected to the bottom end is a plunger member which is sized and configured to be positionable over and form a fluid-tight seal about a drain opening of the fixture in a manner when water is directed from the supply source, through the plunger device, and into the drain line.
REFERENCES:
patent: 729156 (1903-05-01), Geiger
patent: 1154055 (1915-09-01), Reeves
patent: 1734206 (1929-11-01), Fisch
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patent: 2312826 (1943-03-01), Leyden
patent: 4144598 (1979-03-01), Li
patent: 4320539 (1982-03-01), Li
patent: 4756480 (1988-07-01), Fish
patent: 4768237 (1988-09-01), Torti
patent: 5020166 (1991-06-01), Davenport
"Hydro-Plunger" brochure of Richard Langenfeld Sales date unknown.
Leighton Lisa M.
Stearns Brian D.
Fetsuga Robert M.
Leighton Lisa M.
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