Dispensing – Automatic control – Temperature responsive or soluble controller
Patent
1999-01-27
2000-06-13
Shaver, Kevin
Dispensing
Automatic control
Temperature responsive or soluble controller
222 52, 222 63, 222504, 222502, 222511, 222561, B67D 300
Patent
active
060738022
ABSTRACT:
An emergency closure for use in grain storage facilities, the emergency closure utilizes a fail-safe closure mechanism such that upon the termination of motive force to the gate the gate is forced into a closed position to terminate the flow of grain or other flowable substance out of it container.
REFERENCES:
patent: 3733012 (1973-05-01), Grun
patent: 4470524 (1984-09-01), Semenenko
patent: 5351864 (1994-10-01), Semenenko et al.
patent: 5799825 (1998-09-01), Dillman
Koster Brian E.
Myers Greg C.
Sampson Darwin L.
Bui Thach
Shaver Kevin
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