BR7607529A - Conjunto de protecao para trabalhos em zonas de intensidade de luz com forte oscilacao,especialmente para trabalhos de soldagem e de corte bem como visor incorporando o mesm - Google Patents

Conjunto de protecao para trabalhos em zonas de intensidade de luz com forte oscilacao,especialmente para trabalhos de soldagem e de corte bem como visor incorporando o mesm

Info

Publication number
BR7607529A
BR7607529A BR7607529A BR7607529A BR7607529A BR 7607529 A BR7607529 A BR 7607529A BR 7607529 A BR7607529 A BR 7607529A BR 7607529 A BR7607529 A BR 7607529A BR 7607529 A BR7607529 A BR 7607529A
Authority
BR
Brazil
Prior art keywords
works
welding
light intensity
same
protection set
Prior art date
Application number
BR7607529A
Other languages
English (en)
Inventor
H Berg
G Hurkmans
Original Assignee
Techn Bureau Abof Bv
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 Techn Bureau Abof Bv filed Critical Techn Bureau Abof Bv
Publication of BR7607529A publication Critical patent/BR7607529A/pt

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
    • A61F9/061—Masks, shields or hoods for welders with movable shutters, e.g. filter discs; Actuating means therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • Vascular Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Magnetic Treatment Devices (AREA)
  • Eyeglasses (AREA)
  • Prostheses (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
BR7607529A 1975-11-11 1976-11-10 Conjunto de protecao para trabalhos em zonas de intensidade de luz com forte oscilacao,especialmente para trabalhos de soldagem e de corte bem como visor incorporando o mesm BR7607529A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2550559A DE2550559C3 (de) 1975-11-11 1975-11-11 Schutzvorrichtung, für Arbeiten in Bereichen stark schwankender Lichtintensität

Publications (1)

Publication Number Publication Date
BR7607529A true BR7607529A (pt) 1977-09-20

Family

ID=5961443

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7607529A BR7607529A (pt) 1975-11-11 1976-11-10 Conjunto de protecao para trabalhos em zonas de intensidade de luz com forte oscilacao,especialmente para trabalhos de soldagem e de corte bem como visor incorporando o mesm

Country Status (12)

Country Link
US (1) US4130903A (pt)
JP (1) JPS5261149A (pt)
BE (1) BE848136A (pt)
BR (1) BR7607529A (pt)
CA (1) CA1113756A (pt)
DE (1) DE2550559C3 (pt)
FR (1) FR2331321A1 (pt)
GB (1) GB1564419A (pt)
IT (1) IT1064355B (pt)
NL (1) NL172118C (pt)
SE (1) SE423307B (pt)
SU (1) SU984397A3 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0027518A1 (en) * 1979-09-06 1981-04-29 Gor-Vue Corporation Lens assembly for a welding helmet for use in sunlight conditions and in a welding helmet the combination of a circuit including a photodetector
DE3019091A1 (de) * 1980-05-19 1981-11-26 Dieter Dr. 7993 Langenargen Hauth Schweiss-sichtschutzvorrichtung
EP0091514B1 (de) * 1982-04-14 1987-06-16 André M. Eggenschwiler Lichtschutzfilter, insbesondere für Schweissschutzschilder oder Schweissschutzbrillen
EP0189231A1 (en) * 1985-01-18 1986-07-30 Hendrikus Petrus Wiegel A protective shield to protect the eyes against vivid light such as a welders mask
DE3634508C1 (en) * 1986-10-09 1988-06-16 Rupert Fuerthbauer Optical filter with automatic control of the optical transmission
TW390808B (en) 1997-06-18 2000-05-21 Optrel Ag Optoelektronik Active electrooptic filter device
US6317886B1 (en) * 2000-05-09 2001-11-20 Esteban Madurkay Welding mask with slatted window
US6934967B2 (en) * 2000-11-09 2005-08-30 3M Innovative Properties Company Welding operation liquid crystal protection mask
AU2002220435A1 (en) * 2000-12-21 2002-07-01 Optrel Ag Antiglare device for welding protective masks
US7967457B2 (en) * 2007-08-10 2011-06-28 Mario Rabinowitz Control grid for solar energy concentrators and similar equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE572158C (de) * 1930-07-30 1933-03-11 Tobis Tonbild Syndikat Akt Ges Verfahren und Vorrichtung zur Gewinnung von Tonaufzeichnungskopien mittels sprungweisen Kopierens aufeinanderfolgender Tonaufzeichnungsabschnitte
DE572153C (de) * 1931-02-12 1933-03-11 Aeg Zum Schweissen, Schneiden o. dgl. dienende Schutzhaube mit Schutzfenstern
US1959915A (en) * 1932-09-22 1934-05-22 Charles C Guthrie Lensless spectacles
US2232455A (en) * 1936-10-20 1941-02-18 Hebrard Leon Spectacles or goggles
GB834021A (en) * 1956-07-17 1960-05-04 Bailey Meters Controls Ltd Improvements in or relating to incandescent electric lamp means for producing a stabilised or controlled light flux
US3238535A (en) * 1963-11-04 1966-03-08 Richey Willie Hugh Welding helmet
US3460079A (en) * 1967-07-07 1969-08-05 Ite Imperial Corp Polarized electromagnet
GB1430183A (en) * 1972-03-27 1976-03-31 Aga Ab Device for the protection of an operators eyes against intensive radiation
US3873804A (en) * 1972-04-14 1975-03-25 Mack Gordon Welding helmet with eye piece control
DE2349794A1 (de) * 1973-03-26 1974-10-10 Hermann Budmiger Automatische schutzblendevorrichtung an schutzschildern, schutzhelmen oder schutzbrillen, insbesondere fuer schmelzschweissungen

Also Published As

Publication number Publication date
NL172118C (nl) 1983-07-18
JPS5438055B2 (pt) 1979-11-19
DE2550559A1 (de) 1977-09-29
NL172118B (nl) 1983-02-16
SE423307B (sv) 1982-05-03
FR2331321B1 (pt) 1982-11-19
SU984397A3 (ru) 1982-12-23
DE2550559B2 (de) 1978-02-09
DE2550559C3 (de) 1981-07-16
IT1064355B (it) 1985-02-18
BE848136A (nl) 1977-03-01
FR2331321A1 (fr) 1977-06-10
US4130903A (en) 1978-12-26
GB1564419A (en) 1980-04-10
CA1113756A (en) 1981-12-08
JPS5261149A (en) 1977-05-20
SE7612144L (sv) 1977-05-12
NL7612168A (nl) 1977-05-13

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