Apparatus for testing telephone cables

Details Apparatus for testing telephone cables Apparatus for testing telephone cables

1991-05-21

1992-06-16

Schreyer, Stafford D.

Telephonic communications

Diagnostic testing, malfunction indication, or electrical...

Using portable test set

379 27, 379 29, H04M 330

Patent

active

051230410

ABSTRACT:
An access and test apparatus for subscriber and central office cable pairs connected to associated socket pairs in a main frame in which the apparatus includes a body member and pairs of connecting terminals extending from the body member for receipt in the socket pairs and first and second switch means in the body member for selectively interconnecting the connecting terminals and, therefore, sockets and cable pairs to first and second access terminals, as well as to selectively provide short circuit and open circuit conditions to the connecting terminals and, hence, sockets and cable pairs.

REFERENCES:
patent: 3736387 (1973-05-01), Thompson et al.
patent: 3736388 (1973-05-01), Thompson et al.
patent: 4575840 (1986-05-01), Hargrave et al.
patent: 4583215 (1986-04-01), Hargrave et al.
patent: 4991196 (1991-02-01), Krebs

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