FR698909A - Nouvel appareil d'éclairage indirect - Google Patents

Nouvel appareil d'éclairage indirect

Info

Publication number
FR698909A
FR698909A FR698909DA FR698909A FR 698909 A FR698909 A FR 698909A FR 698909D A FR698909D A FR 698909DA FR 698909 A FR698909 A FR 698909A
Authority
FR
France
Prior art keywords
lighting fixture
indirect lighting
new indirect
new
fixture
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
Other languages
English (en)
Inventor
Robert Braud
Roger Thieble
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 filed Critical
Application granted granted Critical
Publication of FR698909A publication Critical patent/FR698909A/fr
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00Lighting devices intended to be free-standing
    • F21S6/005Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0008Reflectors for light sources providing for indirect lighting

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR698909D 1930-07-15 1930-07-15 Nouvel appareil d'éclairage indirect Expired FR698909A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR698909T 1930-07-15

Publications (1)

Publication Number Publication Date
FR698909A true FR698909A (fr) 1931-02-06

Family

ID=9047949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR698909D Expired FR698909A (fr) 1930-07-15 1930-07-15 Nouvel appareil d'éclairage indirect

Country Status (1)

Country Link
FR (1) FR698909A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945946A (en) * 1957-07-22 1960-07-19 Dillon W Moffatt Lamp
US3355612A (en) * 1965-07-13 1967-11-28 Sylvania Electric Prod Incandescent lamp
DE3523851A1 (de) * 1985-07-03 1987-01-15 Ianiro Quartzcolor Spa Konvektionsgekuehlter scheinwerfer fuer buehnen- oder studiozwecke
US4858089A (en) * 1987-12-02 1989-08-15 Eastrock Technology, Inc. Lighting fixture having improved heat dissipation characteristics

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945946A (en) * 1957-07-22 1960-07-19 Dillon W Moffatt Lamp
US3355612A (en) * 1965-07-13 1967-11-28 Sylvania Electric Prod Incandescent lamp
DE3523851A1 (de) * 1985-07-03 1987-01-15 Ianiro Quartzcolor Spa Konvektionsgekuehlter scheinwerfer fuer buehnen- oder studiozwecke
US4658338A (en) * 1985-07-03 1987-04-14 Quartzcolor Ianiro S.P.A. Lighting projectors with an intensified and accelerated air flow cooling system for photographic and motion picture studios
US4858089A (en) * 1987-12-02 1989-08-15 Eastrock Technology, Inc. Lighting fixture having improved heat dissipation characteristics

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