FR642460A - Improvements to light tubes with high lighting intensity - Google Patents

Improvements to light tubes with high lighting intensity

Info

Publication number
FR642460A
FR642460A FR642460DA FR642460A FR 642460 A FR642460 A FR 642460A FR 642460D A FR642460D A FR 642460DA FR 642460 A FR642460 A FR 642460A
Authority
FR
France
Prior art keywords
lighting intensity
light tubes
high lighting
tubes
light
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.)
RAINBOW LIGHT Inc
Original Assignee
RAINBOW LIGHT Inc
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 RAINBOW LIGHT Inc filed Critical RAINBOW LIGHT Inc
Application granted granted Critical
Publication of FR642460A publication Critical patent/FR642460A/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
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H01J61/103—Shields, screens or guides arranged to extend the discharge path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/10—Shields, screens, or guides for influencing the discharge
FR642460D 1927-07-09 1927-10-15 Improvements to light tubes with high lighting intensity Expired FR642460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US293682XA 1927-07-09 1927-07-09

Publications (1)

Publication Number Publication Date
FR642460A true FR642460A (en) 1928-08-29

Family

ID=21848662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642460D Expired FR642460A (en) 1927-07-09 1927-10-15 Improvements to light tubes with high lighting intensity

Country Status (3)

Country Link
DE (1) DE539284C (en)
FR (1) FR642460A (en)
GB (1) GB293682A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304175A2 (en) * 1975-03-14 1976-10-08 Bbc Brown Boveri & Cie ULTRAVIOLET RADIATION SOURCE
FR2407569A1 (en) * 1977-10-31 1979-05-25 Bbc Brown Boveri & Cie ULTRAVIOLET RADIATION PRODUCTION DEVICE
FR2422255A1 (en) * 1978-04-05 1979-11-02 Bbc Brown Boveri & Cie LOW PRESSURE LAMP, MERCURY VAPOR AND HIGH INTENSITY

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE906245C (en) * 1950-06-22 1954-03-11 Paul Jahn Dipl Ing Luminescent lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2304175A2 (en) * 1975-03-14 1976-10-08 Bbc Brown Boveri & Cie ULTRAVIOLET RADIATION SOURCE
FR2407569A1 (en) * 1977-10-31 1979-05-25 Bbc Brown Boveri & Cie ULTRAVIOLET RADIATION PRODUCTION DEVICE
FR2422255A1 (en) * 1978-04-05 1979-11-02 Bbc Brown Boveri & Cie LOW PRESSURE LAMP, MERCURY VAPOR AND HIGH INTENSITY

Also Published As

Publication number Publication date
DE539284C (en) 1931-11-27
GB293682A (en) 1928-12-24

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