SE520198C2 - Bärbar elektrisk ljuskälla - Google Patents

Bärbar elektrisk ljuskälla

Info

Publication number
SE520198C2
SE520198C2 SE9901261A SE9901261A SE520198C2 SE 520198 C2 SE520198 C2 SE 520198C2 SE 9901261 A SE9901261 A SE 9901261A SE 9901261 A SE9901261 A SE 9901261A SE 520198 C2 SE520198 C2 SE 520198C2
Authority
SE
Sweden
Prior art keywords
led
light source
current
light
voltage
Prior art date
Application number
SE9901261A
Other languages
English (en)
Swedish (sv)
Other versions
SE9901261L (sv
SE9901261D0 (sv
Inventor
Iain Sinclair
Original Assignee
Iain Sinclair
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 Iain Sinclair filed Critical Iain Sinclair
Publication of SE9901261D0 publication Critical patent/SE9901261D0/xx
Publication of SE9901261L publication Critical patent/SE9901261L/xx
Publication of SE520198C2 publication Critical patent/SE520198C2/sv

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/80—Light emitting diode

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Led Devices (AREA)
  • Push-Button Switches (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Electroluminescent Light Sources (AREA)
  • Road Signs Or Road Markings (AREA)
  • Led Device Packages (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
SE9901261A 1998-04-09 1999-04-09 Bärbar elektrisk ljuskälla SE520198C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9807768A GB2336657B (en) 1998-04-09 1998-04-09 Improvements in or relating to electric lights

Publications (3)

Publication Number Publication Date
SE9901261D0 SE9901261D0 (sv) 1999-04-09
SE9901261L SE9901261L (sv) 1999-10-10
SE520198C2 true SE520198C2 (sv) 2003-06-10

Family

ID=10830219

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9901261A SE520198C2 (sv) 1998-04-09 1999-04-09 Bärbar elektrisk ljuskälla

Country Status (8)

Country Link
US (1) US6331062B1 (es)
JP (1) JP3063067U (es)
DE (1) DE29906241U1 (es)
ES (1) ES1042759Y (es)
FR (1) FR2779612B3 (es)
GB (1) GB2336657B (es)
IT (1) IT1309133B1 (es)
SE (1) SE520198C2 (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1139857A2 (de) 1998-12-10 2001-10-10 CARL ZEISS JENA GmbH Anordnung und verfahren zur berührungslosen messung der achslänge und/oder der hornhautkrümmung und/oder der vorderkammertiefe des auges, vorzugsweise zur iol-berechnung
US20030115787A1 (en) * 1999-10-05 2003-06-26 Lindgren Peter B. Underwater lighted fishing lure
US20040111950A1 (en) * 1999-10-05 2004-06-17 Lindgren Peter B. Under water lighted fishing lure
GB2361378A (en) * 2000-04-14 2001-10-17 Trevor Beale Mobile phone incorporating a high output led torch
US7682036B2 (en) * 2001-04-11 2010-03-23 General Manufacturing, Inc. Intrinsically safe light
US6857756B2 (en) * 2001-04-11 2005-02-22 General Manufacturing, Inc. LED work light
US6957905B1 (en) 2001-10-03 2005-10-25 Led Pipe, Inc. Solid state light source
US7083298B2 (en) * 2001-10-03 2006-08-01 Led Pipe Solid state light source
US6641283B1 (en) 2002-04-12 2003-11-04 Gelcore, Llc LED puck light with detachable base
US6893140B2 (en) * 2002-12-13 2005-05-17 W. T. Storey, Inc. Flashlight
US7116294B2 (en) * 2003-02-07 2006-10-03 Whelen Engineering Company, Inc. LED driver circuits
WO2005043429A2 (en) 2003-10-23 2005-05-12 Kyp (Holdings) Plc Device for use as a bookmark or for promotional purposes
US7059744B2 (en) * 2003-11-07 2006-06-13 Streamlight, Inc. Flashlight having back light elements
US20090190332A1 (en) * 2003-11-07 2009-07-30 Sharrah Raymond L Flashlight having back light elements
JP5051965B2 (ja) * 2003-12-05 2012-10-17 株式会社ニコン 撮影用照明装置、カメラシステムおよびカメラ
US20070039119A1 (en) * 2005-08-19 2007-02-22 The Scott Fetzer Company Vacuum cleaner with headlamp
WO2007116556A1 (ja) * 2006-04-10 2007-10-18 Sharp Kabushiki Kaisha Ｌｅｄパッケージ並びにこれを備えた照明装置および液晶表示装置
US8104928B1 (en) 2009-08-10 2012-01-31 Cannon Safe Inc. Adjustable direction LED puck light
USD914260S1 (en) 2018-08-21 2021-03-23 Streamlight, Inc Flashlight having tail lights
US10738980B2 (en) 2018-08-21 2020-08-11 Streamlight, Inc Flashlight with rear-facing signal light and modular integrated mount system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556687A (en) * 1978-06-29 1980-01-18 Handotai Kenkyu Shinkokai Traffic use display
US4290095A (en) * 1979-08-27 1981-09-15 Schmidt Robert C H Aiming post light
US4423473A (en) * 1982-09-29 1983-12-27 Jog-O-Lite, Inc. Safety light or the like
US4451871A (en) * 1982-09-29 1984-05-29 Jog-O-Lite, Inc. Safety light or the like with high current drive
JPH0416447Y2 (es) * 1985-07-22 1992-04-13
GB2183021B (en) * 1985-11-13 1989-11-15 Junichi Nishizawa Lock system
GB2220735A (en) * 1988-07-04 1990-01-17 Geoffrey Philip Beastall Light emitting diode torch
US4963798A (en) * 1989-02-21 1990-10-16 Mcdermott Kevin Synthesized lighting device
US5149190A (en) * 1989-05-24 1992-09-22 Bay Industrial And Mine Tech Inc. Portable safety device
US5175528A (en) * 1989-10-11 1992-12-29 Grace Technology, Inc. Double oscillator battery powered flashing superluminescent light emitting diode safety warning light
US5313187A (en) * 1989-10-11 1994-05-17 Bell Sports, Inc. Battery-powered flashing superluminescent light emitting diode safety warning light
US5386351A (en) * 1994-02-15 1995-01-31 Blue Tiger Corporation Convenience flashlight
US5475368A (en) * 1994-07-01 1995-12-12 Dac Technologies Of America Inc. Key chain alarm and light
US6095661A (en) * 1998-03-19 2000-08-01 Ppt Vision, Inc. Method and apparatus for an L.E.D. flashlight

Also Published As

Publication number Publication date
US6331062B1 (en) 2001-12-18
SE9901261L (sv) 1999-10-10
ES1042759Y (es) 2000-02-16
ITGE990036A0 (it) 1999-04-07
DE29906241U1 (de) 1999-07-15
GB2336657A (en) 1999-10-27
ITGE990036A1 (it) 2000-10-07
GB9807768D0 (en) 1998-06-10
FR2779612B3 (fr) 2000-06-09
ES1042759U (es) 1999-09-16
FR2779612A1 (fr) 1999-12-10
IT1309133B1 (it) 2002-01-16
SE9901261D0 (sv) 1999-04-09
GB2336657B (en) 2001-01-24
JP3063067U (ja) 1999-10-19

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Legal Events

Date Code Title Description
NUG Patent has lapsed