FR837795A - Tubular lighting or irradiation apparatus comprising one or more gas-filled discharge tubes - Google Patents

Tubular lighting or irradiation apparatus comprising one or more gas-filled discharge tubes

Info

Publication number
FR837795A
FR837795A FR837795DA FR837795A FR 837795 A FR837795 A FR 837795A FR 837795D A FR837795D A FR 837795DA FR 837795 A FR837795 A FR 837795A
Authority
FR
France
Prior art keywords
gas
irradiation apparatus
discharge tubes
tubular lighting
filled discharge
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR837795A publication Critical patent/FR837795A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
FR837795D 1937-05-11 1938-05-10 Tubular lighting or irradiation apparatus comprising one or more gas-filled discharge tubes Expired FR837795A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE837795X 1937-05-11

Publications (1)

Publication Number Publication Date
FR837795A true FR837795A (en) 1939-02-20

Family

ID=6761514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837795D Expired FR837795A (en) 1937-05-11 1938-05-10 Tubular lighting or irradiation apparatus comprising one or more gas-filled discharge tubes

Country Status (1)

Country Link
FR (1) FR837795A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007012087A2 (en) * 2005-07-20 2007-01-25 Tbt Asset Management International Limited Illumination unit with serpentine-shaped cold cathode fluorescent lamp
US7862201B2 (en) 2005-07-20 2011-01-04 Tbt Asset Management International Limited Fluorescent lamp for lighting applications
US7973489B2 (en) 2007-11-02 2011-07-05 Tbt Asset Management International Limited Lighting system for illumination using cold cathode fluorescent lamps
US8492991B2 (en) 2007-11-02 2013-07-23 Tbt Asset Management International Limited Lighting fixture system for illumination using cold cathode fluorescent lamps

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007012087A2 (en) * 2005-07-20 2007-01-25 Tbt Asset Management International Limited Illumination unit with serpentine-shaped cold cathode fluorescent lamp
WO2007012087A3 (en) * 2005-07-20 2007-05-24 Tbt Asset Man Internat Ltd Illumination unit with serpentine-shaped cold cathode fluorescent lamp
US7862201B2 (en) 2005-07-20 2011-01-04 Tbt Asset Management International Limited Fluorescent lamp for lighting applications
US7973489B2 (en) 2007-11-02 2011-07-05 Tbt Asset Management International Limited Lighting system for illumination using cold cathode fluorescent lamps
US8492991B2 (en) 2007-11-02 2013-07-23 Tbt Asset Management International Limited Lighting fixture system for illumination using cold cathode fluorescent lamps

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