FR1217891A - Respiratory System Improvements - Google Patents

Respiratory System Improvements

Info

Publication number
FR1217891A
FR1217891A FR781478A FR781478A FR1217891A FR 1217891 A FR1217891 A FR 1217891A FR 781478 A FR781478 A FR 781478A FR 781478 A FR781478 A FR 781478A FR 1217891 A FR1217891 A FR 1217891A
Authority
FR
France
Prior art keywords
respiratory system
system improvements
respiratory
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR781478A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bendix Aviation Corp
Original Assignee
Bendix Aviation Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bendix Aviation Corp filed Critical Bendix Aviation Corp
Application granted granted Critical
Publication of FR1217891A publication Critical patent/FR1217891A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • 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
    • A62B9/027—Breathing demand regulators pilot operated, i.e. controlled by valve means sensitive to a reduced downstream pressure
FR781478A 1957-12-23 1958-12-12 Respiratory System Improvements Expired FR1217891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1217891XA 1957-12-23 1957-12-23

Publications (1)

Publication Number Publication Date
FR1217891A true FR1217891A (en) 1960-05-06

Family

ID=22398799

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781478A Expired FR1217891A (en) 1957-12-23 1958-12-12 Respiratory System Improvements

Country Status (1)

Country Link
FR (1) FR1217891A (en)

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