Hygienic device

Details Hygienic device Hygienic device

1987-07-20

1989-03-28

Hafer, Robert A.

Surgery

Body protecting or restraining devices for patients or infants

Head or face protector

604352, 604353, 12820612, 12820613, 12820614, 128830, 128844, A61F 856

Patent

active

048154563

ABSTRACT:
A device is disclosed for providing reduced opportunity for germs, viruses and other substances from entering the human mouth under various circumstannces. The device comprises a planar latex membrane adapted to be worn over the mouth and attached to the ears, and having a hollow, generally conical or cylindrical protuberant extension of the membrane deviating from the planar cofiguration at a central location.

REFERENCES:
patent: 1986988 (1935-01-01), Treadwell
patent: 2082153 (1937-06-01), Dopyera
patent: 2406600 (1946-08-01), Forestiere
patent: 2494406 (1950-01-01), Reitano
patent: 2667869 (1954-02-01), D'Elia
patent: 2928388 (1960-03-01), Jaroslaw
patent: 3315674 (1967-04-01), Bloom et al.
patent: 3536066 (1970-10-01), Ludwig
patent: 3677225 (1972-07-01), Czirely
patent: 4195629 (1980-04-01), Halford

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