FR2178052A1 - - Google Patents
Info
- Publication number
- FR2178052A1 FR2178052A1 FR7310949A FR7310949A FR2178052A1 FR 2178052 A1 FR2178052 A1 FR 2178052A1 FR 7310949 A FR7310949 A FR 7310949A FR 7310949 A FR7310949 A FR 7310949A FR 2178052 A1 FR2178052 A1 FR 2178052A1
- 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.)
- Granted
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
- A61F9/065—Masks, shields or hoods for welders use of particular optical filters
- A61F9/067—Masks, shields or hoods for welders use of particular optical filters with variable transmission
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Ophthalmology & Optometry (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Liquid Crystal (AREA)
- Eyeglasses (AREA)
- Prostheses (AREA)
- Control Of Non-Electrical Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE391672 | 1972-03-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2178052A1 true FR2178052A1 (US20080094685A1-20080424-C00004.png) | 1973-11-09 |
| FR2178052B1 FR2178052B1 (US20080094685A1-20080424-C00004.png) | 1977-09-23 |
Family
ID=20263132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7310949A Expired FR2178052B1 (US20080094685A1-20080424-C00004.png) | 1972-03-27 | 1973-03-27 |
Country Status (7)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0091514A2 (de) * | 1982-04-14 | 1983-10-19 | André M. Eggenschwiler | Lichtschutzfilter, insbesondere für Schweissschutzschilder oder Schweissschutzbrillen |
| FR2530039A1 (fr) * | 1982-07-06 | 1984-01-13 | Cuvelier Antoine | Lunettes de protection a transmission reglable automatiquement utilisant des cristaux liquides |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE29684E (en) * | 1973-12-26 | 1978-06-27 | Welding helmet with eye piece control | |
| DE2550559C3 (de) * | 1975-11-11 | 1981-07-16 | Technisch Bureau A.B.O.F. 1972 B.V., 6545 Nijmegen | Schutzvorrichtung, für Arbeiten in Bereichen stark schwankender Lichtintensität |
| US4039803A (en) * | 1976-04-08 | 1977-08-02 | Mack Gordon | Electro-optic welding helmet lens assembly |
| JPS538340A (en) * | 1976-07-12 | 1978-01-25 | Tomio Makino | Automatic highhspeed shuttering plane for ultraviolet ray of welding arc |
| JPS553261A (en) * | 1978-06-22 | 1980-01-11 | Clarion Co Ltd | Automatic sound volume adjusting device |
| DE3277983D1 (en) * | 1981-03-02 | 1988-02-18 | Ici Plc | Method of and apparatus for monitoring gaseous pollutants |
| HUH3092A (en) * | 1982-08-25 | 1986-08-28 | Sandor Bihary | Method and device for observing light phenomenons |
| AU2538684A (en) * | 1983-02-24 | 1984-08-30 | Commonwealth Industrial Gases Limited, The | Light filter |
| US4759608A (en) * | 1985-12-31 | 1988-07-26 | Yang Jong P | Automatic liquid crystal light-shutter |
| US5751258A (en) * | 1991-03-25 | 1998-05-12 | Osd Envizion, Inc. | Liquid crystal lens driver electronics for eye protection, high speed shuttering with consistent performance |
| US5252817A (en) * | 1991-03-25 | 1993-10-12 | Osd Envizion Company | Detector system for detecting the occurrence of welding using detector feedback |
| DE4128291A1 (de) * | 1991-08-27 | 1993-03-04 | Optrel Ag | Lichtschutzfilter, mit einem bezueglich seiner optischen transmission elektrisch steuerbaren filterelement |
| DE4136588C2 (de) * | 1991-11-07 | 1993-11-18 | Deutsche Aerospace | Vorrichtung zum Schutz gegen überhöhte optische Leistungs- und Energiedichten |
| DE4327051A1 (de) * | 1993-08-12 | 1994-05-19 | Peter Schulthess | Programmierbare elektronische Okklusionsbrille |
| US6815652B1 (en) | 2000-09-11 | 2004-11-09 | Jackson Products, Inc. | Low power phototransistor-based welding helmet providing reduced sensitivity to low intensity light and sharp phototransistor response to high intensity light |
| US7005624B2 (en) | 2000-09-11 | 2006-02-28 | Jackson Products, Inc. | Low power phototransistor-based welding helmet providing reduced sensitivity to low intensity light and sharp phototransistor response to high intensity light |
| JP2002144044A (ja) * | 2000-11-09 | 2002-05-21 | Three M Innovative Properties Co | 溶接用液晶防護面 |
| US6934967B2 (en) | 2000-11-09 | 2005-08-30 | 3M Innovative Properties Company | Welding operation liquid crystal protection mask |
| US6841772B1 (en) | 2001-05-05 | 2005-01-11 | Jackson Products, Inc. | Eye-protection device having dual high voltage switching |
| US6881939B1 (en) | 2001-05-05 | 2005-04-19 | Jackson Products, Inc. | Microprocessor based automatically dimmable eye protection device |
| US7026593B2 (en) | 2003-08-11 | 2006-04-11 | Jackson Products, Inc. | Eye-protection device having dual high voltage switching |
| US7477330B2 (en) | 2005-03-09 | 2009-01-13 | 3M Innovative Properties Company | Automatic darkening filter with offset polarizers |
| US20060285330A1 (en) | 2005-06-20 | 2006-12-21 | Ingvar Sundell | Automatic darkening filter with automatic power management |
| US7637622B2 (en) | 2005-10-11 | 2009-12-29 | 3M Innovative Properties Company | Control of an automatic darkening filter |
| ES2312284B1 (es) | 2007-10-26 | 2010-01-08 | Universidad Complutense De Madrid | Gafas de seguridad y prevencion con superficie tratada para la proteccion y terapia de ojos en oficios y deportes. |
| WO2016044071A1 (en) | 2014-09-15 | 2016-03-24 | 3M Innovative Properties Company | Personal protective system tool communication adapter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE666410C (de) * | 1936-07-21 | 1938-10-19 | Kerzler & Dittelbach Elektrote | Einrichtung zum Abblenden von Licht mit Hilfe lichtpolarisierender Glaeser, vorzugsweise beim Schweissen |
| GB909342A (en) * | 1958-02-03 | 1962-10-31 | Eastman Kodak Co | Improvements in or relating to a device for controlling light transmission or reflection |
-
1973
- 1973-03-15 GB GB1260573A patent/GB1430183A/en not_active Expired
- 1973-03-26 JP JP3443073A patent/JPS498431A/ja active Pending
- 1973-03-26 IT IT2211373A patent/IT981615B/it active
- 1973-03-26 DK DK163873A patent/DK132046C/da active
- 1973-03-27 FR FR7310949A patent/FR2178052B1/fr not_active Expired
- 1973-03-27 DE DE19732315308 patent/DE2315308C3/de not_active Expired
- 1973-03-27 NL NL7304253A patent/NL7304253A/xx not_active Application Discontinuation
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE666410C (de) * | 1936-07-21 | 1938-10-19 | Kerzler & Dittelbach Elektrote | Einrichtung zum Abblenden von Licht mit Hilfe lichtpolarisierender Glaeser, vorzugsweise beim Schweissen |
| GB909342A (en) * | 1958-02-03 | 1962-10-31 | Eastman Kodak Co | Improvements in or relating to a device for controlling light transmission or reflection |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0091514A2 (de) * | 1982-04-14 | 1983-10-19 | André M. Eggenschwiler | Lichtschutzfilter, insbesondere für Schweissschutzschilder oder Schweissschutzbrillen |
| EP0091514A3 (en) * | 1982-04-14 | 1984-03-28 | Andre M. Eggenschwiler | Protective light filter, in particular for protective shields or welding glasses |
| FR2530039A1 (fr) * | 1982-07-06 | 1984-01-13 | Cuvelier Antoine | Lunettes de protection a transmission reglable automatiquement utilisant des cristaux liquides |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2315308B2 (de) | 1974-04-04 |
| DE2315308C3 (de) | 1978-11-16 |
| GB1430183A (en) | 1976-03-31 |
| DK132046B (da) | 1975-10-13 |
| IT981615B (it) | 1974-10-10 |
| DE2315308A1 (de) | 1973-10-11 |
| NL7304253A (US20080094685A1-20080424-C00004.png) | 1973-10-01 |
| FR2178052B1 (US20080094685A1-20080424-C00004.png) | 1977-09-23 |
| JPS498431A (US20080094685A1-20080424-C00004.png) | 1974-01-25 |
| DK132046C (da) | 1976-03-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |