Gas mask with electronic blower control

Details Gas mask with electronic blower control Gas mask with electronic blower control

1995-02-24

1997-09-30

Millin, Vincent

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820222, 12820527, 604146, 73168, A61M 1600

Patent

active

056717300

ABSTRACT:
The invention relates to a method for regulating the rate of air fed into a gas mask, as well as to a gas mask. The power of the gas mask blower is regulated on the basis of the current and rotation speed of the blower. The invention can be applied in any facial parts of breathing masks.

REFERENCES:
patent: 4638233 (1987-01-01), Erdman
patent: 4905687 (1990-03-01), Ponkala
patent: 5039924 (1991-08-01), Avitan
patent: 5090303 (1992-02-01), Ahmed
patent: 5385505 (1995-01-01), Sharp et al.

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