Telephone transfer relay unit

- Porta Systems Corp.
Description

FIG. 1 is a front elevational view of a telephone transfer relay unit, showing my new design;

FIG. 2 is a side elevational view thereof, as seen from the left hand portion of FIG. 1, the opposite side being symmetrical;

FIG. 3 is an enlarged transverse sectional view as seen from the plane 3--3 in FIG. 1;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a rear elevational view thereof.

The fanning strips and terminals are partially shown for convenience of illustration in FIGS. 1, 2 and 5.

Referenced Cited
U.S. Patent Documents
D249789 October 3, 1978 De Luca
3957335 May 18, 1976 Troy
Patent History
Patent number: D276333
Type: Grant
Filed: Jul 12, 1982
Date of Patent: Nov 13, 1984
Assignee: Porta Systems Corp. (Syosset, NY)
Inventor: Carmine Cupani (Brentwood, NY)
Primary Examiner: Susan J. Lucas
Attorney: Charles E. Temko
Application Number: 6/397,428
Classifications
Current U.S. Class: D13/24