Solid state telephone protector module

Details Solid state telephone protector module Solid state telephone protector module

1988-08-01

1989-08-08

Dwyer, James L.

Telephonic communications

Subscriber line or transmission line interface

Protective circuit

379331, 361119, H02H 322

Patent

active

048560600

ABSTRACT:
A solid state protector module for individual subscriber circuits particularly suited for use with laminar type quick clip connector blocks. The module comprises a printed circuit board mounting integrated circuit protector units which are thermally sensitive. Solder preforms are resiliently urged against integrated circuit units by a shorting spring, mounting the solder preforms allowing the shorting spring to ground the individual circuit. The solder preforms including a camming circuit allowing the shorting spring to urge the preform perpendicularly to the normal direction of spring movement.

REFERENCES:
patent: 4642723 (1987-02-01), Achtnig et al.
patent: 4758921 (1988-07-01), Hung

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