Nose and mouth filter combination

Details Nose and mouth filter combination Nose and mouth filter combination

1979-04-16

1980-12-23

Nozick, Bernard

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

12820619, 55511, 55514, 55DIG35, A62B 700

Patent

active

042404207

ABSTRACT:
Individual disposable nose and mouth filters, in combination, each of which is comprised of a sheet of a suitable air filtering material, sized and configurated respectively to loosely cover the mouth and nostril portions of the face of a wearer, continuous strips of a suitable pressure sensitive adhesive tape are engaged in a peripheral relation to outer peripheral edge areas of the respective filters and outer periphers of the adhesive tape, normally covered by removable backing strips, are extended beyond the filters for secure engagement with face areas surrounding the mouth and nostril areas of the wearer's face.

REFERENCES:
patent: 893213 (1908-07-01), Whiteway
patent: 1946334 (1934-02-01), Schwartz
patent: 2928388 (1960-03-01), Jaraslov
patent: 3019127 (1962-01-01), Czerwonka et al.
patent: 3049121 (1962-08-01), Brumfield et al.
patent: 3458130 (1969-07-01), Juhlin
patent: 4004584 (1977-01-01), Geaney

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