Lockable telephone plug apparatus

Details Lockable telephone plug apparatus Lockable telephone plug apparatus

1989-12-20

1992-06-02

Dwyer, James L.

Telephonic communications

Terminal accessory or auxiliary equipment

Locking device

379438, 439133, H04M 100, H01R 1344

Patent

active

051194198

ABSTRACT:
A lockable telephone plug apparatus comprises a shank member for insertion into a line jack unit said shank member having suitable connections for connecting with the electrical connections in the line jack unit. The shank member has a movable locking member mounted thereon and arranged to be in use moved by a locking means to engage a part of the line jack unit socket to prevent removal of the telephone plug apparatus from the line jack unit. The shank member and the locking means are mounted in a housing.

REFERENCES:
patent: 4047787 (1977-09-01), Gumb et al.
patent: 4311883 (1982-01-01), Kidney
patent: 4615575 (1986-10-01), Kossor
patent: 4708413 (1987-11-01), Schroeder
patent: 4711511 (1987-12-01), Noorily
patent: 4870840 (1989-10-01), Klein
patent: 4893488 (1990-01-01), Klein
patent: 4911646 (1990-03-01), Marson et al.

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