Respiratory protection apparatus

Details Respiratory protection apparatus Respiratory protection apparatus

1981-10-05

1984-06-05

Apley, Richard J.

Surgery

Respiratory method or device

Means for preventing nasal inhalation

12820126, 12820128, 12820123, A62B 700

Patent

active

044522401

ABSTRACT:
A respiratory protection apparatus includes a nose engaging means for urging the outer walls of the nose toward the inner wall, which includes spaced-apart urging members, and a mouthpiece, said nose engaging means being rigidly secured to said mouthpiece. The apparatus further comprises a conduit arrangement for supplying air to said mouthpiece, said mouthpiece secured to a portion of the conduit arrangement, said conduit arrangement being sufficiently rigid so that said conduit arrangement can be used to direct said nose engaging means onto said nose and then direct the mouthpiece into the mouth of the worker. The apparatus further includes a valve for communicating with the conduit arrangement for allowing for the inhalation and exhalation of air.

REFERENCES:
patent: 1270404 (1918-06-01), Garnett
patent: 1978994 (1934-10-01), Fortunato
patent: 3266490 (1966-08-01), Klinger et al.
patent: 3565068 (1969-02-01), Bickford
patent: 4090511 (1978-05-01), Gray
patent: 4154235 (1979-05-01), Warncke
patent: 4231359 (1980-11-01), Martin
patent: 4236514 (1980-12-01), Moretti
patent: 4331141 (1982-05-01), Pokhis

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