ES471494A1 - Dispositivo optico que suministra un haz luminoso directo - Google Patents

Dispositivo optico que suministra un haz luminoso directo

Info

Publication number
ES471494A1
ES471494A1 ES471494A ES471494A ES471494A1 ES 471494 A1 ES471494 A1 ES 471494A1 ES 471494 A ES471494 A ES 471494A ES 471494 A ES471494 A ES 471494A ES 471494 A1 ES471494 A1 ES 471494A1
Authority
ES
Spain
Prior art keywords
optical arrangement
focus
source
reflectors
outline
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
ES471494A
Other languages
English (en)
Spanish (es)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Publication of ES471494A1 publication Critical patent/ES471494A1/es
Expired 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
    • 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)
  • Optical Elements Other Than Lenses (AREA)
ES471494A 1977-07-08 1978-07-06 Dispositivo optico que suministra un haz luminoso directo Expired ES471494A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7721193A FR2396922A1 (fr) 1977-07-08 1977-07-08 Dispositif optique fournissant un faisceau lumineux directif et appareil d'eclairage comportant un tel dispositif

Publications (1)

Publication Number Publication Date
ES471494A1 true ES471494A1 (es) 1979-02-01

Family

ID=9193183

Family Applications (1)

Application Number Title Priority Date Filing Date
ES471494A Expired ES471494A1 (es) 1977-07-08 1978-07-06 Dispositivo optico que suministra un haz luminoso directo

Country Status (12)

Country Link
BE (1) BE868832A (fr)
DE (1) DE2829969A1 (fr)
DK (1) DK306378A (fr)
ES (1) ES471494A1 (fr)
FR (1) FR2396922A1 (fr)
GB (1) GB2000855B (fr)
IT (1) IT1096999B (fr)
LU (1) LU79935A1 (fr)
NL (1) NL7807277A (fr)
OA (1) OA06004A (fr)
PT (1) PT68253A (fr)
SE (1) SE7807550L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUT35362A (en) * 1981-04-30 1985-06-28 Tivadar Foeldi Lighting armature, preferably for indoor light

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1011455A (fr) * 1949-02-11 1952-06-23 Ets Claude Paz & Silva Perfectionnements aux appareils d'éclairage
GB688102A (en) * 1950-08-16 1953-02-25 British Thomson Houston Co Ltd Improvements in and relating to luminaires
DE1696803U (de) * 1953-06-03 1955-04-21 Siemens Ag Breitsrahlende strassenleuchte fuer leuchtstofflampen.
NL152889B (nl) * 1967-03-10 1977-04-15 Gen Electric Werkwijze ter bereiding van een lineair polycarbonaatcopolymeer, alsmede orienteerbare textielvezel van dit copolymeer.

Also Published As

Publication number Publication date
GB2000855B (en) 1982-02-03
SE7807550L (sv) 1979-01-09
DE2829969A1 (de) 1979-01-25
OA06004A (fr) 1981-06-30
FR2396922A1 (fr) 1979-02-02
FR2396922B1 (fr) 1981-06-12
LU79935A1 (fr) 1978-12-12
BE868832A (fr) 1978-11-03
IT7825324A0 (it) 1978-07-05
GB2000855A (en) 1979-01-17
PT68253A (fr) 1978-08-01
NL7807277A (nl) 1979-01-10
DK306378A (da) 1979-01-09
IT1096999B (it) 1985-08-26

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971201