Closet tank fittings with silencing means
United States Patent 3107747
US Patent References:
/1219483.html
- - 1219483

Ball-cock
- - 1338179

Outlet valve for flush tanks
- - 1450133

Device for silencing the flow of water in conduits
- - 2238146

Discharge valve
- - 2283945


Inventors:
Parkison, Richard G.
Publication Date:
10/22/1963
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Assignee:
AMERICAN RADIATOR & STANDARD
Primary Class:
181/234
Other Classes:
137/451, 4/395, 4/353, 137/437, 137/441
International Classes:
E03D1/30; E03D1/34; F16K47/02; F16K47/00
US Patent References:
2300466Quiet flow retarding device
2391949Supply valve mechanism
2501751Pulsation and flow control system for gas lines
2745428Diaphragm ballcock
Foreign References:
FR1157103A