FR888273A - Improvements to respirators and underwater exploration masks - Google Patents

Improvements to respirators and underwater exploration masks

Info

Publication number
FR888273A
FR888273A FR888273DA FR888273A FR 888273 A FR888273 A FR 888273A FR 888273D A FR888273D A FR 888273DA FR 888273 A FR888273 A FR 888273A
Authority
FR
France
Prior art keywords
respirators
masks
underwater exploration
exploration
underwater
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)
Inventor
Leon Vitrant
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 filed Critical
Application granted granted Critical
Publication of FR888273A publication Critical patent/FR888273A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
    • B63C11/02—Divers' equipment
    • B63C11/18—Air supply
    • B63C11/20—Air supply from water surface
    • B63C11/205—Air supply from water surface with air supply by suction from diver, e.g. snorkels
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR888273D 1942-02-23 1942-02-23 Improvements to respirators and underwater exploration masks Expired FR888273A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888273T 1942-02-23

Publications (1)

Publication Number Publication Date
FR888273A true FR888273A (en) 1943-12-08

Family

ID=9376674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888273D Expired FR888273A (en) 1942-02-23 1942-02-23 Improvements to respirators and underwater exploration masks

Country Status (1)

Country Link
FR (1) FR888273A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780224A (en) * 1953-03-16 1957-02-05 Wallace James Mask for learning to swim above and under water
US3059637A (en) * 1961-01-24 1962-10-23 Voit Rubber Corp Non-return valve for swim mask or face plate
DE1140116B (en) * 1955-08-05 1962-11-22 Barney B Girden Breathing apparatus for swimmers with at least one upright tube

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2780224A (en) * 1953-03-16 1957-02-05 Wallace James Mask for learning to swim above and under water
DE1140116B (en) * 1955-08-05 1962-11-22 Barney B Girden Breathing apparatus for swimmers with at least one upright tube
US3059637A (en) * 1961-01-24 1962-10-23 Voit Rubber Corp Non-return valve for swim mask or face plate

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