EP0921345A3 - Portable lamp, in particular pocket lamp - Google Patents

Portable lamp, in particular pocket lamp Download PDF

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Publication number
EP0921345A3
EP0921345A3 EP98122739A EP98122739A EP0921345A3 EP 0921345 A3 EP0921345 A3 EP 0921345A3 EP 98122739 A EP98122739 A EP 98122739A EP 98122739 A EP98122739 A EP 98122739A EP 0921345 A3 EP0921345 A3 EP 0921345A3
Authority
EP
European Patent Office
Prior art keywords
lamp
portable
particular pocket
filaments
portable lamp
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.)
Withdrawn
Application number
EP98122739A
Other languages
German (de)
French (fr)
Other versions
EP0921345A2 (en
Inventor
Harald Opolka
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.)
Zweibrueder Optoelectronics GmbH
Original Assignee
Zweibrueder Optoelectronics GmbH
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
Priority claimed from DE19754444A external-priority patent/DE19754444A1/en
Priority claimed from DE29809771U external-priority patent/DE29809771U1/en
Application filed by Zweibrueder Optoelectronics GmbH filed Critical Zweibrueder Optoelectronics GmbH
Publication of EP0921345A2 publication Critical patent/EP0921345A2/en
Publication of EP0921345A3 publication Critical patent/EP0921345A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K9/00—Lamps having two or more incandescent bodies separately heated
    • H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
    • 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
    • F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
    • F21L4/022—Pocket lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/26—Screens; Filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Abstract

Die Erfindung betrifft eine tragbare Lampe, insbesondere eine stabförmige Taschenlampe (20) mit einer in einem Hohlreflektor angeordneten einzigen Glühbirne mit mindestens zwei getrennt schaltbaren Lichtwendeln (Glühfäden) (23, 24), durch die unterschiedliche Lichtkegel und/oder unterschiedliche Strahlungsleistungen erzeugbar sind.

Figure 00000001
The invention relates to a portable lamp, in particular a rod-shaped flashlight (20) with a single light bulb arranged in a hollow reflector with at least two separately switchable light filaments (filaments) (23, 24), by means of which different light cones and / or different radiation powers can be generated.
Figure 00000001
EP98122739A 1997-12-08 1998-11-30 Portable lamp, in particular pocket lamp Withdrawn EP0921345A3 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19754444A DE19754444A1 (en) 1997-12-08 1997-12-08 Portable lamp esp. pocket torch with variable lighting power
DE19754444 1997-12-08
DE29809771U 1998-05-30
DE29809771U DE29809771U1 (en) 1998-05-30 1998-05-30 Portable lamp, especially flashlight

Publications (2)

Publication Number Publication Date
EP0921345A2 EP0921345A2 (en) 1999-06-09
EP0921345A3 true EP0921345A3 (en) 2001-06-06

Family

ID=26042276

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98122739A Withdrawn EP0921345A3 (en) 1997-12-08 1998-11-30 Portable lamp, in particular pocket lamp

Country Status (2)

Country Link
US (1) US20020041139A1 (en)
EP (1) EP0921345A3 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1081425A3 (en) 1999-09-03 2001-10-04 Zweibrüder Stahlwarenkontor GmbH Flashlight
ATE332476T1 (en) 2000-01-04 2006-07-15 Zweibrueder Optoelectronics LAMP, ESPECIALLY LIVING ROOM, TABLE OR FLASHLIGHT
AU5818601A (en) 2000-07-03 2002-01-14 Zweibruder Stahlwarenkontor Gm Lamp, in particular, lounge, table or pocket lamp
US6915338B1 (en) * 2000-10-24 2005-07-05 Microsoft Corporation System and method providing automatic policy enforcement in a multi-computer service application
US20080074885A1 (en) * 2006-08-31 2008-03-27 Brands David C Led light unit
US7845820B2 (en) 2008-10-02 2010-12-07 Life+Gear, Inc. Multipurpose lighting device with electronic glow stick
CN102203498B (en) 2008-10-02 2014-12-24 生命力+设备有限公司 Flashlight and illuminated rear section with two-sided lighting module
US8113682B2 (en) 2008-10-02 2012-02-14 Life+Gear, Inc. Multipurpose waterproof lighting device with electronic glow stick
US9324218B2 (en) * 2012-05-31 2016-04-26 Outback Flashlights, Llc Personal alarm light apparatus and method
CN104964240A (en) * 2015-06-29 2015-10-07 青岛海信移动通信技术股份有限公司 Flashing device and mobile communication terminal
CN109525833A (en) * 2019-01-04 2019-03-26 杭州中天模型有限公司 Projection arrangement and projecting method
US11784267B2 (en) * 2019-10-29 2023-10-10 Sun Hunter Inc. CIGS lamination structure and portable solar charger using same

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915744A (en) * 1958-03-03 1959-12-01 George P Lewis Flashlights
US4228484A (en) * 1978-12-04 1980-10-14 Johnstone Malcolm D LED flasher for battery cell-powered lamp
DE4110985A1 (en) * 1991-04-05 1992-10-08 Abb Patent Gmbh Explosion proof hand-lamp with housing and rotation symmetrical reflector part - has reflector surrounding lamp bulb which can be adjusted to alter light direction, set of batteries and current supply components accommodated in lamp housing
US5272606A (en) * 1993-07-02 1993-12-21 Blaney Mark A Dual circuit lantern
US5422799A (en) * 1994-09-15 1995-06-06 Morrison, Sr.; Donald J. Indicating flashlight
US5440463A (en) * 1993-09-08 1995-08-08 Ellion; M. Edmund Flashlight lamp configuration to produce either a spot or broad beam with enhanced brightness
FR2759147A1 (en) * 1997-02-03 1998-08-07 Dang Tam Pham Rechargeable electric torch with double-filament bulb

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783735A (en) 1985-12-19 1988-11-08 Honeywell Bull Inc. Least recently used replacement level generating apparatus
US4788633A (en) 1987-08-24 1988-11-29 Rayovac Corporation Device with composite reflector
US5077644A (en) 1989-08-25 1991-12-31 Rayovac Corporation Reflector for hand held flashlight

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915744A (en) * 1958-03-03 1959-12-01 George P Lewis Flashlights
US4228484A (en) * 1978-12-04 1980-10-14 Johnstone Malcolm D LED flasher for battery cell-powered lamp
DE4110985A1 (en) * 1991-04-05 1992-10-08 Abb Patent Gmbh Explosion proof hand-lamp with housing and rotation symmetrical reflector part - has reflector surrounding lamp bulb which can be adjusted to alter light direction, set of batteries and current supply components accommodated in lamp housing
US5272606A (en) * 1993-07-02 1993-12-21 Blaney Mark A Dual circuit lantern
US5440463A (en) * 1993-09-08 1995-08-08 Ellion; M. Edmund Flashlight lamp configuration to produce either a spot or broad beam with enhanced brightness
US5422799A (en) * 1994-09-15 1995-06-06 Morrison, Sr.; Donald J. Indicating flashlight
FR2759147A1 (en) * 1997-02-03 1998-08-07 Dang Tam Pham Rechargeable electric torch with double-filament bulb

Also Published As

Publication number Publication date
US20020041139A1 (en) 2002-04-11
EP0921345A2 (en) 1999-06-09

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