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SE9401423L - Svetssnabbfilter med förbättrade vinkelegenskaper - Google Patents

Svetssnabbfilter med förbättrade vinkelegenskaper

Info

Publication number
SE9401423L
SE9401423L SE9401423A SE9401423A SE9401423L SE 9401423 L SE9401423 L SE 9401423L SE 9401423 A SE9401423 A SE 9401423A SE 9401423 A SE9401423 A SE 9401423A SE 9401423 L SE9401423 L SE 9401423L
Authority
SE
Sweden
Prior art keywords
pct
filters
welding
sec
liquid crystal
Prior art date
Application number
SE9401423A
Other languages
Unknown language ( )
English (en)
Other versions
SE502868C2 (sv
SE9401423D0 (sv
Inventor
Aake Hoernell
Stephen Palmer
Original Assignee
Hoernell Elektrooptik Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20393789&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE9401423(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hoernell Elektrooptik Ab filed Critical Hoernell Elektrooptik Ab
Priority to SE9401423A priority Critical patent/SE502868C2/sv
Publication of SE9401423D0 publication Critical patent/SE9401423D0/sv
Priority to RU96101159/02A priority patent/RU2126548C1/ru
Priority to US08/569,095 priority patent/US5825441A/en
Priority to PCT/SE1995/000455 priority patent/WO1995029428A1/en
Priority to ES95917546T priority patent/ES2163509T3/es
Priority to AU23552/95A priority patent/AU2355295A/en
Priority to AT95917546T priority patent/ATE207626T1/de
Priority to CN95190345A priority patent/CN1041240C/zh
Priority to EP95917546A priority patent/EP0706674B1/en
Priority to DE69523402T priority patent/DE69523402T2/de
Priority to JP52759595A priority patent/JP4060351B2/ja
Priority to ZA953414A priority patent/ZA953414B/xx
Priority to IL11350495A priority patent/IL113504A/xx
Publication of SE9401423L publication Critical patent/SE9401423L/sv
Publication of SE502868C2 publication Critical patent/SE502868C2/sv

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
    • 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
    • A61F9/062—Masks, shields or hoods for welders with movable shutters, e.g. filter discs; Actuating means therefor with movable polarising filter discs
    • 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)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
SE9401423A 1994-04-26 1994-04-26 Svetssnabbfilter med förbättrade vinkelegenskaper SE502868C2 (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9401423A SE502868C2 (sv) 1994-04-26 1994-04-26 Svetssnabbfilter med förbättrade vinkelegenskaper
DE69523402T DE69523402T2 (de) 1994-04-26 1995-04-25 Flüssigkristall-schweissschutzscheibe mit verbesserten optischen winkeleigenschaften
JP52759595A JP4060351B2 (ja) 1994-04-26 1995-04-25 改善された光角特性を有する液晶溶接ガラスシールド
AU23552/95A AU2355295A (en) 1994-04-26 1995-04-25 Liquid crystal welding glass shields having improved optical angular properties
EP95917546A EP0706674B1 (en) 1994-04-26 1995-04-25 Liquid crystal welding glass shields having improved optical angular properties
PCT/SE1995/000455 WO1995029428A1 (en) 1994-04-26 1995-04-25 Liquid crystal welding glass shields having improved optical angular properties
ES95917546T ES2163509T3 (es) 1994-04-26 1995-04-25 Pantallas protectoras de vidrio y cristal liquido con propiedades angulares opticas mejoradas.
RU96101159/02A RU2126548C1 (ru) 1994-04-26 1995-04-25 Стеклянный фильтр для сварки
AT95917546T ATE207626T1 (de) 1994-04-26 1995-04-25 Flüssigkristall-schweissschutzscheibe mit verbesserten optischen winkeleigenschaften
CN95190345A CN1041240C (zh) 1994-04-26 1995-04-25 光学角度性能改进的液晶焊接玻璃屏
US08/569,095 US5825441A (en) 1994-04-26 1995-04-25 Liquid crystal welding glass shields having improved optical angular properties
IL11350495A IL113504A (en) 1994-04-26 1995-04-26 Liquid crystal welding glass shields
ZA953414A ZA953414B (en) 1994-04-26 1995-04-26 Liquid crystal welding glass shields having improved optical angular properties

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9401423A SE502868C2 (sv) 1994-04-26 1994-04-26 Svetssnabbfilter med förbättrade vinkelegenskaper

Publications (3)

Publication Number Publication Date
SE9401423D0 SE9401423D0 (sv) 1994-04-26
SE9401423L true SE9401423L (sv) 1995-10-27
SE502868C2 SE502868C2 (sv) 1996-02-05

Family

ID=20393789

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9401423A SE502868C2 (sv) 1994-04-26 1994-04-26 Svetssnabbfilter med förbättrade vinkelegenskaper

Country Status (13)

Country Link
US (1) US5825441A (sv)
EP (1) EP0706674B1 (sv)
JP (1) JP4060351B2 (sv)
CN (1) CN1041240C (sv)
AT (1) ATE207626T1 (sv)
AU (1) AU2355295A (sv)
DE (1) DE69523402T2 (sv)
ES (1) ES2163509T3 (sv)
IL (1) IL113504A (sv)
RU (1) RU2126548C1 (sv)
SE (1) SE502868C2 (sv)
WO (1) WO1995029428A1 (sv)
ZA (1) ZA953414B (sv)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508272C2 (sv) * 1995-10-26 1998-09-21 Hoernell International Ab Vätskekristall-slutarkonstruktion, och en ljusskä rmningsanordning innefattande en sådan konstruktion
SE509569C2 (sv) * 1995-10-26 1999-02-08 Hoernell International Ab Vätskekristallslutarkonstruktion
SE516183C2 (sv) * 1995-10-26 2001-11-26 Hoernell Internat Ab Vätskekristallslutare
US6031585A (en) * 1998-05-28 2000-02-29 Ncr Corporation Electronic price label comprised of a liquid crystal display with polarizers perpendicular to each other creating a wide verticle viewing angle
DE19959944C2 (de) 1998-12-29 2002-11-07 Otos Co Blendschutzeinrichtung und Verfahren zu deren Steuerung
KR100290543B1 (ko) 1998-12-29 2001-05-15 허문영 온도 보상 눈부심 방지장치 및 그 방법
US20040036821A1 (en) * 2002-08-22 2004-02-26 Optiva, Inc. Liquid crystal shutter
AU2003293483A1 (en) * 2002-12-11 2004-06-30 Optiva, Inc. Liquid crystal shutter
US7477330B2 (en) 2005-03-09 2009-01-13 3M Innovative Properties Company Automatic darkening filter with offset polarizers
SI22066A (sl) 2005-05-20 2006-12-31 Institut "Jozef Stefan" Tekoce kristalni preklopni svetlobni filter s spremenljivim kontrastom in sirokim vidnim kotom
US8542334B2 (en) 2005-05-20 2013-09-24 Institut Jozef Stefan Variable contrast, wide viewing angle LCD light-switching filter
US20060285330A1 (en) * 2005-06-20 2006-12-21 Ingvar Sundell Automatic darkening filter with automatic power management
KR20060135450A (ko) * 2005-06-25 2006-12-29 삼성전자주식회사 2차원 겸용 입체 영상 표시 장치
US7637622B2 (en) * 2005-10-11 2009-12-29 3M Innovative Properties Company Control of an automatic darkening filter
US20080068521A1 (en) 2006-09-19 2008-03-20 Sperian Welding Protection Ag Electro-optical glare protection filter and glare protection unit for a portable glare protection device
US8015970B2 (en) * 2007-07-26 2011-09-13 3M Innovative Properties Company Respirator, welding helmet, or face shield that has low surface energy hard-coat lens
US7897678B2 (en) * 2007-07-26 2011-03-01 3M Innovative Properties Company Fluorochemical urethane compounds having pendent silyl groups
US20090094721A1 (en) * 2007-10-11 2009-04-16 Illinois Tool Works Inc. Automated sensitivity setting for an auto-darkening lens in a welding helmet
EA016161B1 (ru) * 2009-05-05 2012-02-28 Институт Физики Нан Азербайджанской Республики Управляемый жидкокристаллический фильтр
US8023052B1 (en) 2010-08-17 2011-09-20 Lc-Tec Displays Ab High-speed liquid crystal polarization modulator
US8820937B2 (en) 2010-08-17 2014-09-02 Lc-Tec Displays Ab Optical polarization state modulator assembly for use in stereoscopic three-dimensional image projection system
US8184215B2 (en) 2010-08-17 2012-05-22 Lc-Tec Displays Ab High-speed liquid crystal polarization modulator
SI2645974T1 (sl) 2010-12-01 2019-05-31 3M Innovative Properties Company Varilska čelada z razmestitvijo filtrov
KR20140092852A (ko) 2011-10-27 2014-07-24 엘에스아이 코포레이션 Fir 필터링을 위한 벡터 콘볼루션 함수와 함께 명령어 집합을 갖는 벡터 프로세서
GB2498726A (en) 2012-01-25 2013-07-31 3M Innovative Properties Co Automatic welding filter with tunable spectral transmission
CN103048760B (zh) * 2012-11-20 2015-02-11 北京空间机电研究所 一种滤光片的安装方法
US20140168546A1 (en) 2012-12-13 2014-06-19 3M Innovative Properties Company Curved Automatic-Darkening Filter
KR102369408B1 (ko) 2014-09-15 2022-03-02 쓰리엠 이노베이티브 프로퍼티즈 캄파니 개인용 보호 시스템 공구 통신 어댑터
US9922460B2 (en) 2014-11-04 2018-03-20 Illinois Tool Works Inc. Stereoscopic helmet display
US10032388B2 (en) 2014-12-05 2018-07-24 Illinois Tool Works Inc. Augmented and mediated reality welding helmet systems
EP3237969B1 (en) 2014-12-22 2022-03-02 Optrel Holding AG Welder protection device with electro-optical glare-protection filter
EP3448338B1 (en) 2016-04-27 2021-03-24 3M Innovative Properties Company Welding protector with magnifying cover
AU2017263312B2 (en) 2016-05-12 2019-01-03 3M Innovative Properties Company Protective headgear comprising a curved switchable shutter and comprising multiple antireflective layers
US20190258111A1 (en) * 2016-11-08 2019-08-22 3M Innovative Properties Company Flat Automatic Darkening Filter And Welding Protector
CN110740714B (zh) 2017-06-15 2022-04-29 3M创新有限公司 带有包括可切换遮光器阵列的自动变暗滤光器的视力保护性头戴装置
CN107436506A (zh) * 2017-08-25 2017-12-05 亚世光电（鞍山）有限公司 一种低电压高清晰度广视角光阀
USD1050104S1 (en) * 2019-09-09 2024-11-05 Newtonoid Technologies, L.L.C. Phone station
US20240009034A1 (en) 2022-07-07 2024-01-11 Lincoln Global, Inc. Automatic darkening apparatus with integrated magnification lens
WO2025238435A1 (en) 2024-05-15 2025-11-20 3M Innovative Properties Company Heat protection kit and welding helmet assembly

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE425048B (sv) * 1978-04-24 1982-08-30 Ake Hornell Flerskiktsglas, serskilt skyddsglas i en svetsskerm
JPS62149006A (ja) * 1985-12-23 1987-07-03 Hitachi Ltd 磁気記録再生装置
JPH02256573A (ja) * 1989-03-30 1990-10-17 Kinugawa Rubber Ind Co Ltd 自動車のマッドガード
IL93602A0 (en) * 1990-03-02 1990-12-23 Neta Holland Light-transmissive window and electro-optical control thereof
WO1992009003A1 (fr) * 1990-11-14 1992-05-29 Chisso Corporation Dispositif d'obturation a cristaux liquides

Also Published As

Publication number Publication date
SE502868C2 (sv) 1996-02-05
US5825441A (en) 1998-10-20
ZA953414B (en) 1996-01-11
ATE207626T1 (de) 2001-11-15
JP4060351B2 (ja) 2008-03-12
EP0706674B1 (en) 2001-10-24
SE9401423D0 (sv) 1994-04-26
IL113504A0 (en) 1995-07-31
DE69523402T2 (de) 2002-06-13
DE69523402D1 (de) 2001-11-29
EP0706674A1 (en) 1996-04-17
AU2355295A (en) 1995-11-16
CN1041240C (zh) 1998-12-16
WO1995029428A1 (en) 1995-11-02
CN1127555A (zh) 1996-07-24
IL113504A (en) 2000-07-26
RU2126548C1 (ru) 1999-02-20
ES2163509T3 (es) 2002-02-01
JPH08512149A (ja) 1996-12-17

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