Electricity: electrical systems and devices – Control circuits for electromagnetic devices – For relays or solenoids
Patent
1982-02-04
1983-06-28
Moose, Jr., Harry E.
Electricity: electrical systems and devices
Control circuits for electromagnetic devices
For relays or solenoids
307117, 200 6145R, H01H 3514
Patent
active
043909221
ABSTRACT:
A vibration sensor and electrical power shut off device including a pendulum switch constructed for universal movement whereby vibration in any direction causes the pendulum switch to close and actuate a solenoid that shuts off electrical power at a switch point in an electrical power line, a low voltage circuit remaining energized to indicate power interruption.
REFERENCES:
patent: 3714456 (1973-01-01), Krohmer et al.
patent: 3798594 (1974-03-01), Funk
patent: 4359722 (1982-11-01), Voldez et al.
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