Programmable time interval power strip

Details Programmable time interval power strip Programmable time interval power strip

1994-10-20

1995-07-04

DeBoer, Todd

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific circuit breaker or control structure

307141, H02H 904

Patent

active

054305985

ABSTRACT:
A programmable time interval power strip comprising a power input mechanism for receiving external alternating electrical power; a power supply including a power switch having an enabled orientation for allowing delivery of constant electrical power and a disabled orientation for preventing such delivery; a plurality of adjustable timers coupled to the power supply with each timer having an output for generating a relay activation signal; a plurality of receptacles coupled to the power input means and coupleable with a plug-connected appliance; and a plurality of relays coupled to the power input means with a first relay further coupled to the power switch and with the remaining relays each further coupled to the output of a timer and receptacle, the first relay delivering alternating electrical power to its receptacle when the power switch is placed in the enabled orientation and with the remaining relays delivering alternating electrical power to their receptacles upon receipt of the associated relay activation signal.

REFERENCES:
patent: 4322632 (1982-03-01), Hart et al.
patent: 4668878 (1987-05-01), Wyss
patent: 4736116 (1988-04-01), Pavlak, Jr. et al.
patent: 4999729 (1991-03-01), Stifter

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