DK553487D0 - SUSTAINABLE PROJECTS - Google Patents

SUSTAINABLE PROJECTS

Info

Publication number
DK553487D0
DK553487D0 DK553487A DK553487A DK553487D0 DK 553487 D0 DK553487 D0 DK 553487D0 DK 553487 A DK553487 A DK 553487A DK 553487 A DK553487 A DK 553487A DK 553487 D0 DK553487 D0 DK 553487D0
Authority
DK
Denmark
Prior art keywords
sustainable
projects
sustainable projects
Prior art date
Application number
DK553487A
Other languages
Danish (da)
Other versions
DK553487A (en
Inventor
Maurizio Colombo
Francesco Rizzardi
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 DK553487D0 publication Critical patent/DK553487D0/en
Publication of DK553487A publication Critical patent/DK553487A/en

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)
DK553487A 1986-10-23 1987-10-22 SUSTAINABLE PROJECTS DK553487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8623474U IT208257Z2 (en) 1986-10-23 1986-10-23 PORTABLE BATTERY LANTERN, EMITTING A DIFFUSED LIGHT AND A DEPTH LIGHT.!

Publications (2)

Publication Number Publication Date
DK553487D0 true DK553487D0 (en) 1987-10-22
DK553487A DK553487A (en) 1988-04-24

Family

ID=11207417

Family Applications (1)

Application Number Title Priority Date Filing Date
DK553487A DK553487A (en) 1986-10-23 1987-10-22 SUSTAINABLE PROJECTS

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69429110T2 (en) * 1993-05-25 2002-06-20 Eveready Australia Pty. Ltd., Rosebery FLASHLIGHT
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
EP1772664B1 (en) 2005-10-07 2009-12-09 Black & Decker, Inc. Flashlight

Family Cites Families (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

Also Published As

Publication number Publication date
PT85951A (en) 1988-11-30
EP0265396A3 (en) 1989-08-16
EP0265396A2 (en) 1988-04-27
IT8623474V0 (en) 1986-10-23
DK553487A (en) 1988-04-24
IT208257Z2 (en) 1988-04-29

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment