FR867047A - Valve base for gas mask - Google Patents

Valve base for gas mask

Info

Publication number
FR867047A
FR867047A FR867047DA FR867047A FR 867047 A FR867047 A FR 867047A FR 867047D A FR867047D A FR 867047DA FR 867047 A FR867047 A FR 867047A
Authority
FR
France
Prior art keywords
valve base
gas mask
mask
gas
valve
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
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.)
LETRANGE ETS
Original Assignee
LETRANGE ETS
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 LETRANGE ETS filed Critical LETRANGE ETS
Application granted granted Critical
Publication of FR867047A publication Critical patent/FR867047A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR867047D 1940-05-28 1940-05-28 Valve base for gas mask Expired FR867047A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR867047T 1940-05-28

Publications (1)

Publication Number Publication Date
FR867047A true FR867047A (en) 1941-09-23

Family

ID=9345391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867047D Expired FR867047A (en) 1940-05-28 1940-05-28 Valve base for gas mask

Country Status (1)

Country Link
FR (1) FR867047A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588516A (en) * 1947-02-21 1952-03-11 Galen M Glidden Gas mask
FR2596486A1 (en) * 1986-03-27 1987-10-02 Claude Trapp Clack valve for making a safety valve or a non-return connection for fluids

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588516A (en) * 1947-02-21 1952-03-11 Galen M Glidden Gas mask
FR2596486A1 (en) * 1986-03-27 1987-10-02 Claude Trapp Clack valve for making a safety valve or a non-return connection for fluids

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