ZA805448B - Lamps - Google Patents

Lamps

Info

Publication number
ZA805448B
ZA805448B ZA00805448A ZA805448A ZA805448B ZA 805448 B ZA805448 B ZA 805448B ZA 00805448 A ZA00805448 A ZA 00805448A ZA 805448 A ZA805448 A ZA 805448A ZA 805448 B ZA805448 B ZA 805448B
Authority
ZA
South Africa
Prior art keywords
lamps
Prior art date
Application number
ZA00805448A
Other languages
English (en)
Inventor
R Nixon
Original Assignee
English Electric Valve Co Ltd
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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Publication of ZA805448B publication Critical patent/ZA805448B/xx

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
    • H01J61/56—One or more circuit elements structurally associated with the lamp
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J63/00—Cathode-ray or electron-stream lamps
    • H01J63/06—Lamps with luminescent screen excited by the ray or stream
ZA00805448A 1979-09-06 1980-09-03 Lamps ZA805448B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7930931A GB2072958B (en) 1979-09-06 1979-09-06 Lamps

Publications (1)

Publication Number Publication Date
ZA805448B true ZA805448B (en) 1981-12-30

Family

ID=10507648

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00805448A ZA805448B (en) 1979-09-06 1980-09-03 Lamps

Country Status (6)

Country Link
US (1) US4406975A (xx)
EP (1) EP0025329B1 (xx)
AU (1) AU539560B2 (xx)
DE (1) DE3063147D1 (xx)
GB (1) GB2072958B (xx)
ZA (1) ZA805448B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0102139A3 (en) * 1982-08-19 1984-11-07 Osram- Gec Limited Cathodoluminescent light sources and electric lighting arrangements including such sources
NL8205025A (nl) * 1982-12-29 1984-07-16 Philips Nv Gasontladingslamp.
CA1272754A (en) * 1986-10-22 1990-08-14 Leo M. Sprengers Sodium discharge lamp having a current supply conductor connected via a capacitor to a translucent conducting coating
US5485057A (en) * 1993-09-02 1996-01-16 Smallwood; Robert C. Gas discharge lamp and power distribution system therefor
GB2326543B (en) * 1997-06-19 1999-12-08 Toshiba Lighting & Technology Lighting apparatus
GB0506671D0 (en) * 2005-04-01 2005-05-11 Fireangel Ltd Alarm
DE202005019369U1 (de) 2005-12-02 2006-02-16 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Vorrichtung zur Aufnahme und elektrischen Kontaktierung eines Leuchtmittels in einem Scheinwerfer
US8088638B1 (en) * 2006-03-16 2012-01-03 University Of South Florida MEMS DC to DC switching converter
US8093967B1 (en) * 2006-03-16 2012-01-10 University Of South Florida MEMS high speed switching converter

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB645522A (en) * 1948-11-15 1950-11-01 Lamp Caps Ltd Improvements in and relating to electric lamp caps
BE532909A (xx) * 1954-10-19
US3028523A (en) * 1960-05-18 1962-04-03 California Comp Products Inc Light dimming adaptor for three-way lamps
US3070767A (en) * 1962-02-01 1962-12-25 Rabinow Engineering Co Inc Socket adapter
DE1269706B (de) * 1962-02-27 1968-06-06 George Willie Bernheim Zwischensockel zur Anordnung eines lichtempfindlichen Schalters fuer ein elektrisches Geraet
US3320460A (en) * 1964-01-02 1967-05-16 Sylvania Electric Prod Electric lamp coating comprising agglomerates of silica coated with a pigment
US3395309A (en) * 1965-04-30 1968-07-30 Hewlett Packard Co Electronic display tubes
US4017764A (en) * 1975-01-20 1977-04-12 General Electric Company Electrodeless fluorescent lamp having a radio frequency gas discharge excited by a closed loop magnetic core
US4005330A (en) * 1975-01-20 1977-01-25 General Electric Company Electrodeless fluorescent lamp
US3987335A (en) * 1975-01-20 1976-10-19 General Electric Company Electrodeless fluorescent lamp bulb RF power energized through magnetic core located partially within gas discharge space
US4010400A (en) * 1975-08-13 1977-03-01 Hollister Donald D Light generation by an electrodeless fluorescent lamp
US4063108A (en) * 1976-01-02 1977-12-13 Keith Karl Klett Inverter lockout circuit
US4048541A (en) * 1976-06-14 1977-09-13 Solitron Devices, Inc. Crystal controlled oscillator circuit for illuminating electrodeless fluorescent lamp
FR2389226A1 (fr) * 1977-04-30 1978-11-24 English Electric Valve Co Ltd Indicateur optique
US4173730A (en) * 1978-07-11 1979-11-06 Westinghouse Electric Corp. Compact fluorescent lamp unit having integral circuit means for DC operation

Also Published As

Publication number Publication date
EP0025329A1 (en) 1981-03-18
GB2072958B (en) 1983-09-01
GB2072958A (en) 1981-10-07
AU6208380A (en) 1981-03-19
EP0025329B1 (en) 1983-05-11
AU539560B2 (en) 1984-10-04
DE3063147D1 (en) 1983-06-16
US4406975A (en) 1983-09-27

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