High security upper housing shield for telephone paystation

Details High security upper housing shield for telephone paystation High security upper housing shield for telephone paystation

1991-01-14

1992-07-28

Dwyer, James L.

Telephonic communications

Terminal

Housing or housing component

379419, 379441, 379451, H04M 100

Patent

active

051346540

ABSTRACT:
A high security shield for use on the upper housing of conventional telephone paystations consisting of a thick stainless steel or similar material U-shaped wrap-around welded to the standard upper housing. The unit replaces the standard die cast face plate and contains the usual face plate features to provide maximum high security. The shield covers the entire front of the upper housing as well as each of the sides.

REFERENCES:
patent: 4037067 (1977-07-01), Solomovitz
patent: 4267411 (1981-05-01), Raines
patent: 4555600 (1985-11-01), Morse
patent: 4942748 (1990-07-01), McGough
patent: 4974257 (1990-11-01), Ibanez et al.
Hamilton, "A Single-Slot Coin Telephone", GTE Automatic Electric Technical Journal, vol. 13,#1, Jan. 1972.
Gorlitz, and Ludwig, "Siemens Interset 200- The New Coinbox Telephone", Telefon report, 1976 #1.
Nyffenegger, "The New CoinBox Set AZ44", Hasler Review, vol.9, #2, 1976.
R-TEC Systems, "Maximum Security", Telephony Jan. 19, 1987.

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