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
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
- A62B18/04—Gas 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)
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)
| 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 |
| US7534005B1 (en) | 2006-01-04 | 2009-05-19 | Michael Buckman | Welding helmet |
| US7178932B1 (en) * | 2006-01-04 | 2007-02-20 | Michael Allen 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 |
| US11992078B2 (en) | 2016-03-28 | 2024-05-28 | 3M Innovative Properties Company | Headwear suspension attachment element |
| USD827810S1 (en) | 2016-03-28 | 2018-09-04 | 3M Innovative Properties Company | Hardhat suspension adapter for half facepiece respirators |
| AU2017240441A1 (en) | 2016-03-28 | 2018-10-18 | 3M Innovative Properties Company | Respirator fit check sealing devices and methods |
| USD816209S1 (en) | 2016-03-28 | 2018-04-24 | 3M Innovative Properties Company | Respirator inlet port connection seal |
| USD842982S1 (en) | 2016-03-28 | 2019-03-12 | 3M Innovative Properties Company | Hardhat suspension adapter for half facepiece respirators |
| BR112018070028A2 (en) | 2016-03-28 | 2019-02-05 | 3M Innovative Properties Co | multi-chamber sealing breathing devices and methods |
| 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) |
-
1974
- 1974-04-29 FI FI741302A patent/FI50044C/en active
-
1975
- 1975-04-17 SE SE7504460A patent/SE400707B/en unknown
- 1975-04-17 GB GB15947/75A patent/GB1511303A/en not_active Expired
- 1975-04-28 NO NO751507A patent/NO139430C/en unknown
- 1975-04-28 DK DK184775AA patent/DK138254B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1511303A (en) | 1978-05-17 |
| SE7504460L (en) | 1975-10-30 |
| FI50044C (en) | 1975-12-10 |
| FI50044B (en) | 1975-09-01 |
| SE400707B (en) | 1978-04-10 |
| NO751507L (en) | 1975-10-30 |
| DK138254B (en) | 1978-08-07 |
| NO139430B (en) | 1978-12-04 |
| NO139430C (en) | 1979-03-14 |
| DK184775A (en) | 1975-10-30 |