DK138254C - - Google Patents

Info

Publication number
DK138254C
DK138254C DK184775A DK184775A DK138254C DK 138254 C DK138254 C DK 138254C DK 184775 A DK184775 A DK 184775A DK 184775 A DK184775 A DK 184775A DK 138254 C DK138254 C DK 138254C
Authority
DK
Denmark
Application number
DK184775A
Other languages
Danish (da)
Other versions
DK184775A (en
DK138254B (en
Inventor
B Oesterback
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Publication of DK184775A publication Critical patent/DK184775A/da
Publication of DK138254B publication Critical patent/DK138254B/en
Application granted granted Critical
Publication of DK138254C publication Critical patent/DK138254C/da

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F9/00Methods 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
    • A61F9/04Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06Masks, shields or hoods for welders
    • A61F9/068Masks, shields or hoods for welders with supply or suction of gas, air or smoke inside or outside the welding hood
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00Breathing 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
    • A62B18/04Gas helmets

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Emergency Management (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Pulmonology (AREA)
  • Business, Economics & Management (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
DK184775AA 1974-04-29 1975-04-28 Welding helmet with fresh air supply. DK138254B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI741302A FI50044C (en) 1974-04-29 1974-04-29 Device for sound attenuation and airflow control in personal protective equipment using compressed air.

Publications (3)

Publication Number Publication Date
DK184775A DK184775A (en) 1975-10-30
DK138254B DK138254B (en) 1978-08-07
DK138254C true DK138254C (en) 1979-01-22

Family

ID=8505406

Family Applications (1)

Application Number Title Priority Date Filing Date
DK184775AA DK138254B (en) 1974-04-29 1975-04-28 Welding helmet with fresh air supply.

Country Status (5)

Country Link
DK (1) DK138254B (en)
FI (1) FI50044C (en)
GB (1) GB1511303A (en)
NO (1) NO139430C (en)
SE (1) SE400707B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1587121A (en) * 1976-05-14 1981-04-01 Secr Defence Protective clothing
DE10315607B4 (en) * 2003-05-13 2005-12-08 Dräger Safety AG & Co. KGaA Ventilation system for protective clothing
US7178932B1 (en) * 2006-01-04 2007-02-20 Michael Allen Buckman Welding helmet
US7534005B1 (en) 2006-01-04 2009-05-19 Michael Buckman Welding helmet
DE102014005544A1 (en) 2014-04-16 2015-10-22 Sata Gmbh & Co. Kg Respiratory protection device
CN106309009A (en) * 2015-07-02 2017-01-11 泰克曼(南京)电子有限公司 Welding mask provided with zipper structure and welding mask assembly
CN108883322B (en) 2016-03-28 2021-09-14 3M创新有限公司 Respirator fit check seal apparatus and method
USD842982S1 (en) 2016-03-28 2019-03-12 3M Innovative Properties Company Hardhat suspension adapter for half facepiece respirators
CN108883321A (en) 2016-03-28 2018-11-23 3M创新有限公司 Head-wearing piece suspension attachment element
USD816209S1 (en) 2016-03-28 2018-04-24 3M Innovative Properties Company Respirator inlet port connection seal
JP6850812B6 (en) 2016-03-28 2021-04-28 スリーエム イノベイティブ プロパティズ カンパニー Sealing device and method for multi-chamber breathing mask
USD827810S1 (en) 2016-03-28 2018-09-04 3M Innovative Properties Company Hardhat suspension adapter for half facepiece respirators
CN108904131B (en) * 2018-07-24 2020-12-01 阜阳安固锅炉压力容器制造有限公司 Intelligent helmet is used in welding
ES2868424A1 (en) * 2020-04-20 2021-10-21 Vilas Joaquin Sabaris PERSONAL HEALTH PROTECTION SCREEN (Machine-translation by Google Translate, not legally binding)
ES2778900A1 (en) * 2020-06-01 2020-08-12 Acad Dental De Mallorca Sl AERIAL DEVICE APPLICABLE TO PERSONAL PROTECTION ELEMENTS (Machine-translation by Google Translate, not legally binding)

Also Published As

Publication number Publication date
GB1511303A (en) 1978-05-17
NO139430C (en) 1979-03-14
DK184775A (en) 1975-10-30
FI50044B (en) 1975-09-01
DK138254B (en) 1978-08-07
SE400707B (en) 1978-04-10
FI50044C (en) 1975-12-10
SE7504460L (en) 1975-10-30
NO751507L (en) 1975-10-30
NO139430B (en) 1978-12-04

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