Geometrical instruments
Patent
1981-06-23
1983-08-16
Desmond, Eugene F.
Geometrical instruments
H01R 1370
Patent
active
043987842
ABSTRACT:
The present application discloses a jack assembly structure in which at least one contact piece is formed in a rectangular plate having parallel outer pieces projected from the two opposite sides thereof and parallel inner pieces projected from the other two opposite sides thereof, each of said inner pieces having a width smaller than the facing distance of the outer pieces, and such contact piece is mounted to the opening of a box-type jack case, with the inner surfaces of the both outer pieces contacted with the outer surfaces of the both lateral walls of the jack case and the both lateral edges of the inner pieces contacted with the inner surfaces of the both lateral walls of the jack case, whereby the both lateral walls of the jack case is pressingly held and reinforced by the contact piece.
REFERENCES:
patent: 2717367 (1955-09-01), Puerner
patent: 3435163 (1969-03-01), Bailey et al.
Desmond Eugene F.
Hosiden Electronics Co. Ltd.
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