Hunting mask with breath odor control system

Details Hunting mask with breath odor control system Hunting mask with breath odor control system

1991-10-18

1992-06-02

Burr, Edgar S.

Surgery

Respiratory method or device

Means for removing substance from respiratory gas

12820612, 12820712, A62B 710, A62B 1808, A62B 2302

Patent

active

051178214

ABSTRACT:
A hunting mask for purifying the breath of a hunter comprises a face mask having a one-way air intake valve thereon, a tube for conducting a hunter's breath from the mask to an intake end of an air purification canister, and a one-way discharge valve at the discharge end of the canister for controlled passage of breath to the ambient atmosphere.

REFERENCES:
patent: 2007867 (1935-07-01), Le Duc
patent: 2296150 (1942-09-01), Dockson et al.
patent: 4873970 (1989-10-01), Freidank et al.
patent: 5036842 (1991-08-01), van der Smissen et al.

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