IT1295866B1 - Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa - Google Patents

Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa

Info

Publication number
IT1295866B1
IT1295866B1 ITMI972381A IT1295866B1 IT 1295866 B1 IT1295866 B1 IT 1295866B1 IT MI972381 A ITMI972381 A IT MI972381A IT 1295866 B1 IT1295866 B1 IT 1295866B1
Authority
IT
Italy
Prior art keywords
diffuser
lighting device
device functioning
light intensity
high light
Prior art date
Application number
Other languages
English (en)
Inventor
Pietro Maria Castiglioni
Original Assignee
Pietro Maria Castiglioni
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 Pietro Maria Castiglioni filed Critical Pietro Maria Castiglioni
Priority to IT002381 priority Critical patent/IT1295866B1/it
Priority to CH206398A priority patent/CH693513A5/it
Priority to FR9813184A priority patent/FR2769970B1/fr
Priority to GB9822924A priority patent/GB2330652B/en
Priority to DE1998149463 priority patent/DE19849463B4/de
Publication of ITMI972381A1 publication Critical patent/ITMI972381A1/it
Application granted granted Critical
Publication of IT1295866B1 publication Critical patent/IT1295866B1/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F11/00—Arrangements in shop windows, shop floors or show cases
    • A47F11/06—Means for bringing about special optical effects
    • A47F11/10—Arrangements of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • F21V13/10—Combinations of only two kinds of elements the elements being reflectors and screens
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Projection Apparatus (AREA)
IT002381 1997-10-22 1997-10-22 Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa IT1295866B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT002381 IT1295866B1 (it) 1997-10-22 1997-10-22 Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa
CH206398A CH693513A5 (it) 1997-10-22 1998-10-13 Dispositivo di illuminazione fungente da proiettore-diffusore di luce.
FR9813184A FR2769970B1 (fr) 1997-10-22 1998-10-20 Dispositif d'eclairage servant de projecteur-diffuseur de lumiere a haute intensite lumineuse
GB9822924A GB2330652B (en) 1997-10-22 1998-10-20 Lighting device acting as a high-intensity light projector-diffuser
DE1998149463 DE19849463B4 (de) 1997-10-22 1998-10-21 Beleuchtungsvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002381 IT1295866B1 (it) 1997-10-22 1997-10-22 Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa

Publications (2)

Publication Number Publication Date
ITMI972381A1 ITMI972381A1 (it) 1999-04-22
IT1295866B1 true IT1295866B1 (it) 1999-05-28

Family

ID=11378086

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002381 IT1295866B1 (it) 1997-10-22 1997-10-22 Dispositivo di illuminazione fungente da proiettore-diffusore di luce ad elevata intensita' luminosa

Country Status (5)

Country Link
CH (1) CH693513A5 (it)
DE (1) DE19849463B4 (it)
FR (1) FR2769970B1 (it)
GB (1) GB2330652B (it)
IT (1) IT1295866B1 (it)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2295863A (en) * 1941-07-25 1942-09-15 Paradis Charles Illuminating device
FR2409452A1 (fr) * 1977-11-18 1979-06-15 Colin Jean Michel Amelioration de l'efficacite des projecteurs par creation de foyers multiples
GB2114278A (en) * 1982-02-03 1983-08-17 Forecourt Support Ltd Panel lighting apparatus
EP0298492B1 (en) * 1987-07-09 1995-02-15 Dai-Ichi Seiko Co. Ltd. An illumination device
KR970008277B1 (ko) * 1987-12-07 1997-05-22 Dai Ichi Seiko Kk 조명 장치
GB2228561A (en) * 1988-11-09 1990-08-29 Stuart Patrick Richards Variable colour light
US4949232A (en) * 1989-12-11 1990-08-14 Bernard Safyan Wall washer exhibit light with heat dissipation reflector
DE69521371T2 (de) * 1994-03-10 2002-05-02 Koninkl Philips Electronics Nv Elektrische reflektorlampe
DE19505925A1 (de) * 1995-02-21 1996-08-22 Heraeus Med Gmbh Medizinische Leuchte mit Glühlampe und Entladungslampe
US5664869A (en) * 1996-02-14 1997-09-09 Bitton; Jacques Low voltage potlamp system

Also Published As

Publication number Publication date
GB9822924D0 (en) 1998-12-16
FR2769970A1 (fr) 1999-04-23
DE19849463A1 (de) 1999-06-02
FR2769970B1 (fr) 2001-12-07
GB2330652A (en) 1999-04-28
ITMI972381A1 (it) 1999-04-22
GB2330652B (en) 2001-08-15
CH693513A5 (it) 2003-09-15
DE19849463B4 (de) 2010-07-22

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Legal Events

Date Code Title Description
0001 Granted