CH432250A - Atemschutzmaske für Atemschutzgeräte mit Druckgaszufuhr und an der Maske angeordnetem lungengesteuerten Ventil
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Atemschutzmaske für Atemschutzgeräte mit Druckgaszufuhr und an der Maske angeordnetem lungengesteuerten Ventil
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Publication number
CH432250A
CH432250ACH377866ACH377866ACH432250ACH 432250 ACH432250 ACH 432250ACH 377866 ACH377866 ACH 377866ACH 377866 ACH377866 ACH 377866ACH 432250 ACH432250 ACH 432250A
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Application filed by Draeger Otto Heinrich DrfiledCriticalDraeger Otto Heinrich Dr
Publication of CH432250ApublicationCriticalpatent/CH432250A/de
A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
A62B9/00—Component parts for respiratory or breathing apparatus
A62B9/02—Valves
A62B9/022—Breathing demand regulators
A—HUMAN NECESSITIES
A62—LIFE-SAVING; FIRE-FIGHTING
A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
A62B18/10—Valves
A—HUMAN NECESSITIES
A62—LIFE-SAVING; FIRE-FIGHTING
A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
A62B7/00—Respiratory apparatus
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Health & Medical Sciences
(AREA)
Pulmonology
(AREA)
General Health & Medical Sciences
(AREA)
Business, Economics & Management
(AREA)
Emergency Management
(AREA)
Respiratory Apparatuses And Protective Means
(AREA)
CH377866A1965-03-171966-03-16Atemschutzmaske für Atemschutzgeräte mit Druckgaszufuhr und an der Maske angeordnetem lungengesteuerten Ventil
CH432250A
(de)