Power supplies with latch-up prevention and automatic back-up

Details Power supplies with latch-up prevention and automatic back-up Power supplies with latch-up prevention and automatic back-up

1983-05-10

1986-07-15

Salce, Patrick R.

Electricity: power supply or regulation systems

Input level responsive

Using a linearly acting final control device

323282, 363 89, 307 65, G05F 500, H02J 700

Patent

active

046008756

ABSTRACT:
A subscriber power supply which delivers sufficient power to a subscriber terminal load despite variations in load current due to changes in the number of channels in a telephone carrier system. The power supply also has a back-up unit which operates to deliver power to the load in the event that a fault occurs in the primary supply.

REFERENCES:
patent: 3588675 (1971-06-01), Suzuki
patent: 3717793 (1973-02-01), Peterson
patent: 3733540 (1973-05-01), Hawkins
patent: 3748500 (1973-07-01), Tam
patent: 4096394 (1978-06-01), Ullman et al.
patent: 4180852 (1979-12-01), Koizumi et al.
patent: 4222087 (1980-09-01), Goodrich
patent: 4315305 (1982-02-01), Siemon
patent: 4464709 (1984-08-01), Barter

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