EP0265396A3 - A battery-operated portable light emitting scattered and spotted beams of light - Google Patents

A battery-operated portable light emitting scattered and spotted beams of light Download PDF

Info

Publication number
EP0265396A3
EP0265396A3 EP87830357A EP87830357A EP0265396A3 EP 0265396 A3 EP0265396 A3 EP 0265396A3 EP 87830357 A EP87830357 A EP 87830357A EP 87830357 A EP87830357 A EP 87830357A EP 0265396 A3 EP0265396 A3 EP 0265396A3
Authority
EP
European Patent Office
Prior art keywords
light
spotted
bulb
beams
battery
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Withdrawn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
EP87830357A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0265396A2 (en
Inventor
Maurizio Colombo
Francesco Rizzardi
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.)
DIESSE SpA
STILE-C Srl
Original Assignee
DIESSE SpA
STILE-C Srl
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 DIESSE SpA, STILE-C Srl filed Critical DIESSE SpA
Publication of EP0265396A2 publication Critical patent/EP0265396A2/en
Publication of EP0265396A3 publication Critical patent/EP0265396A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F21V5/046—Refractors for light sources of lens shape the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring
    • 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
    • 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
EP87830357A 1986-10-23 1987-10-13 A battery-operated portable light emitting scattered and spotted beams of light Withdrawn EP0265396A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8623474U IT208257Z2 (it) 1986-10-23 1986-10-23 Lanterna portatile a pile, emittente una luce diffusa e una luce di profondita'.!
IT2347486U 1986-10-23

Publications (2)

Publication Number Publication Date
EP0265396A2 EP0265396A2 (en) 1988-04-27
EP0265396A3 true EP0265396A3 (en) 1989-08-16

Family

ID=11207417

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87830357A Withdrawn EP0265396A3 (en) 1986-10-23 1987-10-13 A battery-operated portable light emitting scattered and spotted beams of light

Country Status (4)

Country Link
EP (1) EP0265396A3 (it)
DK (1) DK553487A (it)
IT (1) IT208257Z2 (it)
PT (1) PT85951A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7705542B2 (en) 2005-10-07 2010-04-27 Black & Decker Inc. Flashlight

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE208873T1 (de) * 1993-05-25 2001-11-15 Eveready Australia Pty Ltd Taschenlampe
GB2316477B (en) * 1995-11-13 1998-08-19 High End Systems Inc Lighting system
US6206549B1 (en) 1999-05-27 2001-03-27 World Hint Limited Light reflector

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB305646A (en) * 1928-02-10 1929-05-09 Anciens Ets Barbier Improvements in and relating to shadowless lighting apparatus
GB373438A (en) * 1931-06-08 1932-05-26 Ever Ready Co Improvements in or relating to focussing devices for electric torches
US1969320A (en) * 1933-02-04 1934-08-07 Blake Mfg Corp Flash light
US1991753A (en) * 1932-12-17 1935-02-19 Westinghouse Lamp Co Flash lamp
US2140908A (en) * 1935-07-05 1938-12-20 Union Carbide & Carbon Corp Flashlight
US4214295A (en) * 1975-12-22 1980-07-22 Oldham Batteries Limited Portable electric lamp adjustable from spot beam to diffused beam

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB305646A (en) * 1928-02-10 1929-05-09 Anciens Ets Barbier Improvements in and relating to shadowless lighting apparatus
GB373438A (en) * 1931-06-08 1932-05-26 Ever Ready Co Improvements in or relating to focussing devices for electric torches
US1991753A (en) * 1932-12-17 1935-02-19 Westinghouse Lamp Co Flash lamp
US1969320A (en) * 1933-02-04 1934-08-07 Blake Mfg Corp Flash light
US2140908A (en) * 1935-07-05 1938-12-20 Union Carbide & Carbon Corp Flashlight
US4214295A (en) * 1975-12-22 1980-07-22 Oldham Batteries Limited Portable electric lamp adjustable from spot beam to diffused beam

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7705542B2 (en) 2005-10-07 2010-04-27 Black & Decker Inc. Flashlight
US8148917B2 (en) 2005-10-07 2012-04-03 Black & Decker Inc. Flashlight

Also Published As

Publication number Publication date
DK553487A (da) 1988-04-24
EP0265396A2 (en) 1988-04-27
IT8623474V0 (it) 1986-10-23
IT208257Z2 (it) 1988-04-29
PT85951A (pt) 1988-11-30
DK553487D0 (da) 1987-10-22

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Inventor name: COLOMBO, MAURIZIO

Inventor name: RIZZARDI, FRANCESCO