FR2420353B1 - - Google Patents

Info

Publication number
FR2420353B1
FR2420353B1 FR7809381A FR7809381A FR2420353B1 FR 2420353 B1 FR2420353 B1 FR 2420353B1 FR 7809381 A FR7809381 A FR 7809381A FR 7809381 A FR7809381 A FR 7809381A FR 2420353 B1 FR2420353 B1 FR 2420353B1
Authority
FR
France
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
FR7809381A
Other languages
French (fr)
Other versions
FR2420353A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7809381A priority Critical patent/FR2420353A1/en
Publication of FR2420353A1 publication Critical patent/FR2420353A1/en
Application granted granted Critical
Publication of FR2420353B1 publication Critical patent/FR2420353B1/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A61F9/068—Masks, shields or hoods for welders with supply or suction of gas, air or smoke inside or outside the welding hood
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Ophthalmology & Optometry (AREA)
  • Pulmonology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
FR7809381A 1978-03-22 1978-03-22 Welder's hood with air filter - includes air tight face-engaging mask and flutter valve to permit exhaust Granted FR2420353A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7809381A FR2420353A1 (en) 1978-03-22 1978-03-22 Welder's hood with air filter - includes air tight face-engaging mask and flutter valve to permit exhaust

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7809381A FR2420353A1 (en) 1978-03-22 1978-03-22 Welder's hood with air filter - includes air tight face-engaging mask and flutter valve to permit exhaust

Publications (2)

Publication Number Publication Date
FR2420353A1 FR2420353A1 (en) 1979-10-19
FR2420353B1 true FR2420353B1 (en) 1981-08-14

Family

ID=9206467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7809381A Granted FR2420353A1 (en) 1978-03-22 1978-03-22 Welder's hood with air filter - includes air tight face-engaging mask and flutter valve to permit exhaust

Country Status (1)

Country Link
FR (1) FR2420353A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4161307A4 (en) * 2020-06-03 2024-06-26 Daniel Poissant A personal protective equipment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB133198A (en) * 1900-01-01
GB565800A (en) * 1943-04-07 1944-11-28 John Strong Improvements in welding head shields or helmets
US2740400A (en) * 1954-04-30 1956-04-03 Western Electric Co Combined respirator and face shield
US2761144A (en) * 1955-03-14 1956-09-04 Emanuel F Shipman Protective mask
US3232290A (en) * 1963-02-08 1966-02-01 Theodore R Nicolai Welding helmet

Also Published As

Publication number Publication date
FR2420353A1 (en) 1979-10-19

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Legal Events

Date Code Title Description
ST Notification of lapse