Closure fasteners – Keepers – With movable dog – catch or striker
Patent
1974-08-16
1977-06-28
Frazier, Roy D.
Closure fasteners
Keepers
With movable dog, catch or striker
200 6164, 292DIG69, 337 53, E05B 1502, B65H 2514
Patent
active
040321800
ABSTRACT:
An appliance door lock has a thermally actuable latch regulated by a voltage responsive heater arranged to close the appliance circuit only after the latch has been set, to delay unlatching of the door after interruption of the appliance operation, and to assure safe latch operation when overloading of the appliance may reduce the current available to regulate lock operation.
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Frazier Roy D.
Haug John A.
Holko Thomas J.
Levine Harold
McAndrews James P.
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