DE2950850C2 - - Google Patents

Info

Publication number
DE2950850C2
DE2950850C2 DE2950850A DE2950850A DE2950850C2 DE 2950850 C2 DE2950850 C2 DE 2950850C2 DE 2950850 A DE2950850 A DE 2950850A DE 2950850 A DE2950850 A DE 2950850A DE 2950850 C2 DE2950850 C2 DE 2950850C2
Authority
DE
Germany
Prior art keywords
lamp
reflector
light
concave mirror
concave
Prior art date
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.)
Expired
Application number
DE2950850A
Other languages
German (de)
English (en)
Other versions
DE2950850A1 (de
Inventor
Knut Otto 6580 Idar-Oberstein De Sassmannshausen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE2950850A1 publication Critical patent/DE2950850A1/de
Application granted granted Critical
Publication of DE2950850C2 publication Critical patent/DE2950850C2/de
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F21L4/005—Electric lighting devices with self-contained electric batteries or cells the device being a pocket lamp
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • F21V13/045—Combinations of only two kinds of elements the elements being reflectors and refractors for portable lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • F21V7/09—Optical design with a combination of different curvatures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
DE19792950850 1978-12-21 1979-12-18 Leuchten Granted DE2950850A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7849578A GB2037416B (en) 1978-12-21 1978-12-21 Lamps

Publications (2)

Publication Number Publication Date
DE2950850A1 DE2950850A1 (de) 1980-07-10
DE2950850C2 true DE2950850C2 (US06534493-20030318-C00166.png) 1988-03-31

Family

ID=10501873

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792950850 Granted DE2950850A1 (de) 1978-12-21 1979-12-18 Leuchten
DE19797935543U Expired DE7935543U1 (de) 1978-12-21 1979-12-18 Leuchte

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19797935543U Expired DE7935543U1 (de) 1978-12-21 1979-12-18 Leuchte

Country Status (6)

Country Link
US (1) US4307439A (US06534493-20030318-C00166.png)
BR (1) BR7908352A (US06534493-20030318-C00166.png)
DE (2) DE2950850A1 (US06534493-20030318-C00166.png)
FR (1) FR2444885A1 (US06534493-20030318-C00166.png)
GB (1) GB2037416B (US06534493-20030318-C00166.png)
IT (1) IT1120238B (US06534493-20030318-C00166.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19834520A1 (de) * 1998-07-31 2000-02-17 Aqua Signal Ag Licht emittierende Einrichtung, insbesondere Leuchte oder Laterne
DE202011101587U1 (de) 2011-06-08 2011-10-17 Zweibrüder Optoelectronics Gmbh & Co. Kg Zylinderförmige Taschenlampe mit Wegrollsicherung
DE202011109155U1 (de) 2011-05-25 2012-08-30 Zweibrüder Optoelectronics Gmbh & Co. Kg Fokussierbare Taschenlampe
DE102011103653A1 (de) 2011-06-08 2012-12-13 Zweibrüder Optoelectronics Gmbh & Co. Kg Zylinderförmige Taschenlampe mit Wegrollsicherung

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3141788C2 (de) * 1981-10-21 1985-04-11 Saßmannshausen, Knut Otto, 6580 Idar-Oberstein Leuchte, insbesondere Stableuchte oder Taschenleuchte
ATE40922T1 (de) * 1982-12-04 1989-03-15 Sassmannshausen Knut Tragbare leuchte.
GB2133133B (en) * 1983-01-06 1987-04-29 Sassmannshausen Knut Portable light such as a torch searchlight lantern or the like and method of production thereof
US4530040A (en) * 1984-03-08 1985-07-16 Rayovac Corporation Optical focusing system
DE3412437A1 (de) * 1984-04-03 1985-10-03 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Taschenleuchte
FR2622678A1 (fr) * 1987-11-02 1989-05-05 Black & Decker Inc Lampe, notamment lampe-torche
EP0325357B1 (en) * 1988-01-20 1994-03-09 Light Years Ahead Limited Space lighting
US5273157A (en) * 1988-03-04 1993-12-28 Mdt Corporation Handle for surgery lamp
US5126927A (en) * 1988-03-31 1992-06-30 The Brinkmann Corporation Flashlight having improved bulb enclosure
US4844252B1 (en) * 1988-07-27 1993-03-16 Multi-part disposable handle for hospital surgery room light fixture
US5014171A (en) * 1989-11-07 1991-05-07 Price Iii George T Color changeable flashlight
US4984141A (en) * 1990-02-15 1991-01-08 Plum Industrial Co., Ltd. Warning and lighting flash light
US5424927A (en) * 1991-06-27 1995-06-13 Rayovac Corporation Electro-optic flashlight electro-optically controlling the emitted light
US5412548A (en) * 1993-06-21 1995-05-02 Yee; Vincent M. Multi-function lighting device
US5347438A (en) * 1993-06-25 1994-09-13 Lerner Robert A Combined illumination and safety lamp
US5816688A (en) * 1996-09-20 1998-10-06 Shui-Shang; Chen Multi-functional lighting apparatus
US5735594A (en) * 1996-12-30 1998-04-07 Own; James Flashlight
US6004003A (en) 1997-09-30 1999-12-21 Eveready Battery Company, Inc. Portable lighting device
AUPP422498A0 (en) * 1998-06-19 1998-07-09 Eveready Battery Company Inc. A lighting device
AU2003204329B2 (en) * 1998-06-19 2006-11-30 Eveready Battery Company, Inc. A Lighting Device
AU757597C (en) * 1998-06-19 2005-04-07 Eveready Battery Company Inc. A lighting device
CA2350787A1 (en) * 1998-11-18 2000-05-25 Eveready Battery Company, Inc. Portable lighting device
US6364504B1 (en) 1999-12-03 2002-04-02 The Brinkmann Corporation Hand-held spot light having a battery by-pass circuit
US6942363B1 (en) * 2002-11-06 2005-09-13 Cooper Technologies Company Metal halide accent fixture with adjustable reflector/beam spread
DE10316031A1 (de) * 2003-04-07 2004-11-11 R. Stahl Schaltgeräte GmbH Handscheinwerfer
US7160001B2 (en) * 2003-10-14 2007-01-09 Cooper Industries Focus assembly for a track light
KR20060041977A (ko) * 2004-03-11 2006-05-12 석찬복 측방 및 후방 조명기능을 갖는 휴대용 전등
US7309139B2 (en) 2004-09-16 2007-12-18 Eveready Battery Company, Inc. Flashlight
DE202007005798U1 (de) * 2007-04-21 2007-07-26 Naumann, Stefan Reflektoranordnung
US8016451B2 (en) 2007-10-26 2011-09-13 Fraen Corporation Variable spot size lenses and lighting systems
US7832901B2 (en) * 2008-03-24 2010-11-16 Cooper Technologies Company Beam adjustment mechanism for an LED light fixture
US8342715B2 (en) * 2011-03-16 2013-01-01 Wen-Sung Lee Lens arrangement for telescopic illuminator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT117622B (de) * 1929-04-11 1930-05-10 Schmidt & Co Gmbh Elektrische Taschen- und Handlampe.
US2104911A (en) * 1935-05-29 1938-01-11 Robert E Snyder Changeable color spotlight
US2092590A (en) * 1936-12-01 1937-09-07 Scovill Manufacturing Co Flashlight head
US2253952A (en) * 1938-04-30 1941-08-26 Bright Star Battery Company Flashlight
GB1400701A (en) * 1974-02-15 1975-07-23 Lam Lan Fai Electric torch or lantern

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19834520A1 (de) * 1998-07-31 2000-02-17 Aqua Signal Ag Licht emittierende Einrichtung, insbesondere Leuchte oder Laterne
US6111705A (en) * 1998-07-31 2000-08-29 Aqua Signal Aktiengesellschaft Light emitting device, in particular a lamp or lantern
DE202011109155U1 (de) 2011-05-25 2012-08-30 Zweibrüder Optoelectronics Gmbh & Co. Kg Fokussierbare Taschenlampe
WO2012159601A2 (de) 2011-05-25 2012-11-29 Zweibrüder Optoelectronics Gmbh & Co. Kg Fokussierbare taschenlampe
EP2789895A1 (de) 2011-05-25 2014-10-15 Zweibrüder Optoelectronics GmbH & Co. KG Fokussierbare Taschenlampen
DE202011101587U1 (de) 2011-06-08 2011-10-17 Zweibrüder Optoelectronics Gmbh & Co. Kg Zylinderförmige Taschenlampe mit Wegrollsicherung
DE102011103653A1 (de) 2011-06-08 2012-12-13 Zweibrüder Optoelectronics Gmbh & Co. Kg Zylinderförmige Taschenlampe mit Wegrollsicherung
WO2012167763A1 (de) 2011-06-08 2012-12-13 Zweibrüder Optoelectronics Gmbh & Co. Kg Zylinderförmige taschenlampe mit wegrollsicherung

Also Published As

Publication number Publication date
IT1120238B (it) 1986-03-19
DE7935543U1 (de) 1980-05-22
IT7951155A0 (it) 1979-12-21
US4307439A (en) 1981-12-22
BR7908352A (pt) 1980-09-16
GB2037416B (en) 1983-05-11
FR2444885A1 (fr) 1980-07-18
DE2950850A1 (de) 1980-07-10
GB2037416A (en) 1980-07-09

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee