Telephone mouthpiece cover

Details Telephone mouthpiece cover Telephone mouthpiece cover

1987-08-03

1989-07-25

Ng, Jin F.

Telephonic communications

Terminal accessory or auxiliary equipment

Protective structure

379451, H04M 117

Patent

active

048521639

ABSTRACT:
A cover for a telephone mouthpiece or earpiece. A single piece of frustocircular paperboard is forced into a cylindrical cavity whereby a cover is formed having a cap portion and a skirt portion. The diameter of the cap is about fifty-six millimeters so as to fit snugly on standard telephone receivers. The skirt portion is flared, has a cutout to accommodate the handle of the telephone receiver, and has a plurality of annular ribs for reinforcement. The cover is one integral unit, designed to be completely disposable, and simple to manufacture.

REFERENCES:
patent: D214322 (1969-06-01), Velasquez
patent: 970015 (1910-09-01), Cann
patent: 1168284 (1916-01-01), Claussen
patent: 1493557 (1924-05-01), Meadoff
patent: 2607862 (1952-08-01), Panken
patent: 2741666 (1956-04-01), Lutz
patent: 2938967 (1960-05-01), Guardino
patent: 3148249 (1964-09-01), King
patent: 3238313 (1966-03-01), Kalogris
patent: 3243527 (1966-03-01), Sternheim
patent: 3643040 (1972-02-01), Kaneyasu
patent: 4486628 (1984-12-01), Thompson
patent: 4570038 (1986-02-01), Tirelli

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