FR998651A - Improvement in lighting devices comprising a reflector and at least one light source - Google Patents

Improvement in lighting devices comprising a reflector and at least one light source

Info

Publication number
FR998651A
FR998651A FR998651DA FR998651A FR 998651 A FR998651 A FR 998651A FR 998651D A FR998651D A FR 998651DA FR 998651 A FR998651 A FR 998651A
Authority
FR
France
Prior art keywords
reflector
improvement
light source
lighting devices
lighting
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
French (fr)
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.)
Claude Paz et Visseaux SA
Original Assignee
Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
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 Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva filed Critical Societe Anonyme pour les Applications de lElectricite et des Gaz Rares Etablissement Claude Paz et Silva
Application granted granted Critical
Publication of FR998651A publication Critical patent/FR998651A/en
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
    • F21V7/08—Optical design with elliptical curvature
FR998651D 1949-09-30 1949-09-30 Improvement in lighting devices comprising a reflector and at least one light source Expired FR998651A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR998651T 1949-09-30

Publications (1)

Publication Number Publication Date
FR998651A true FR998651A (en) 1952-01-22

Family

ID=9559503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998651D Expired FR998651A (en) 1949-09-30 1949-09-30 Improvement in lighting devices comprising a reflector and at least one light source

Country Status (1)

Country Link
FR (1) FR998651A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115656B (en) * 1958-10-09 1961-10-19 Licentia Gmbh Reflector arrangement for elongated, tubular light sources
DE1195246B (en) * 1958-10-17 1965-06-24 Samuel Leon Perret reflector
DE1231185B (en) * 1962-08-06 1966-12-29 Willi Luederitz Dipl Ing Canal mirror light
FR2554764A1 (en) * 1983-11-14 1985-05-17 Polygraph Leipzig INSTALLATION FOR MEASURING THE THICKNESS OF A COLOR LAYER SUPPLIED IN A PRINTING MACHINE ON THE MARK

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1115656B (en) * 1958-10-09 1961-10-19 Licentia Gmbh Reflector arrangement for elongated, tubular light sources
DE1195246B (en) * 1958-10-17 1965-06-24 Samuel Leon Perret reflector
DE1231185B (en) * 1962-08-06 1966-12-29 Willi Luederitz Dipl Ing Canal mirror light
FR2554764A1 (en) * 1983-11-14 1985-05-17 Polygraph Leipzig INSTALLATION FOR MEASURING THE THICKNESS OF A COLOR LAYER SUPPLIED IN A PRINTING MACHINE ON THE MARK

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