F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
190/39
F04B 49/04 (2006.01) F04B 43/06 (2006.01)
Patent
CA 1329153
ABOVE-GROUND STORAGE SYSTEM ABSTRACT OF THE DISCLOSURE An above-ground storage system, especially for use with hazardous materials is disclosed. The system includes a first inner tank and a second outer tank. An air-operated diaphragm pump is used to fill the tank. In order to prevent overfilling of the tank and, there- fore environmental contamination, a valve is installed in the air supply line to the air pump. The valve is operated by a float within the tank. When the float becomes submerged in liquid the valve is closed by an arm connected to the float.
608549
Solomon Stuart G.
Whitman David C.
Hoover Containment Inc.
Smart & Biggar
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