CH600566A5 - - Google Patents

Info

Publication number
CH600566A5
CH600566A5 CH1071875A CH1071875A CH600566A5 CH 600566 A5 CH600566 A5 CH 600566A5 CH 1071875 A CH1071875 A CH 1071875A CH 1071875 A CH1071875 A CH 1071875A CH 600566 A5 CH600566 A5 CH 600566A5
Authority
CH
Switzerland
Application number
CH1071875A
Inventor
Joel Shurgan
Donald P Northrop
Original Assignee
Duro Test Corp
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 Duro Test Corp filed Critical Duro Test Corp
Publication of CH600566A5 publication Critical patent/CH600566A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/16—Selection of substances for gas fillings; Specified operating pressure or temperature having helium, argon, neon, krypton, or xenon as the principle constituent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
CH1071875A 1974-08-19 1975-08-18 CH600566A5 (OSRAM)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49855274A 1974-08-19 1974-08-19
US05/589,664 US4032813A (en) 1974-08-19 1975-06-24 Fluorescent lamp with reduced wattage consumption having electrode shield with getter material

Publications (1)

Publication Number Publication Date
CH600566A5 true CH600566A5 (OSRAM) 1978-06-15

Family

ID=27052865

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1071875A CH600566A5 (OSRAM) 1974-08-19 1975-08-18

Country Status (6)

Country Link
US (1) US4032813A (OSRAM)
CA (1) CA1057350A (OSRAM)
CH (1) CH600566A5 (OSRAM)
ES (1) ES440664A1 (OSRAM)
FR (1) FR2282717A1 (OSRAM)
GB (1) GB1510183A (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308650A (en) * 1979-12-28 1982-01-05 Gte Products Corporation Method of making a mercury dispenser, getter and shield assembly for a fluorescent lamp
US4461981A (en) * 1981-12-26 1984-07-24 Mitsubishi Denki Kabushiki Kaisha Low pressure inert gas discharge device
NL8301447A (nl) * 1983-04-25 1984-11-16 Philips Nv Lagedruk-alkalimetaaldamp-ontladingslamp.
US4902933A (en) * 1988-09-20 1990-02-20 General Electric Company High efficacy discharge lamp having large anodes
WO1991018409A1 (en) * 1990-05-11 1991-11-28 Bell Communications Research, Inc. Non-phosphor full-color plasma display device
US5150007A (en) * 1990-05-11 1992-09-22 Bell Communications Research, Inc. Non-phosphor full-color plasma display device
IT1277239B1 (it) * 1995-11-23 1997-11-05 Getters Spa Dispositivo per l'emissione di mercurio,l'assorbimento di gas reattivi e la schermatura dell'elettrodo all'interno di lampade
EP0793258B1 (en) * 1996-02-27 2004-10-13 General Electric Company Mercury-free ultraviolet discharge source
US5846109A (en) * 1996-09-30 1998-12-08 General Electric Company Oxygen control agents for fluorescent lamps
JP2000511687A (ja) * 1997-03-27 2000-09-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 低圧水銀放電ランプ
TW435811U (en) * 1998-05-08 2001-05-16 Koninkl Philips Electronics Nv Low-pressure mercury-vapor discharge lamp
TW423703U (en) * 1998-05-08 2001-02-21 Koninkl Philips Electronics Nv Low-pressure mercury vapor discharge lamp
US6650042B2 (en) * 2001-04-26 2003-11-18 General Electric Company Low-wattage fluorescent lamp
WO2006003764A1 (ja) * 2004-06-30 2006-01-12 Matsushita Electric Industrial Co., Ltd. 蛍光ランプ、バックライトユニットおよび蛍光ランプの製造方法
US20060097617A1 (en) * 2004-11-10 2006-05-11 Cassidy Robert E Cathode unit for fluorescent lamps
WO2007004190A2 (en) * 2005-07-06 2007-01-11 Koninklijke Philips Electronics N.V. Energy efficient fluorescent lamp

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2244070A (en) * 1940-12-21 1941-06-03 Callite Tungsten Corp Electrode for gaseous discharge tubes
US2622221A (en) * 1945-11-23 1952-12-16 Westinghouse Electric Corp Fluorescent discharge lamp
NL78992C (OSRAM) * 1949-06-29
DE1028685B (de) * 1956-08-01 1958-04-24 Patra Patent Treuhand Elektrische Entladungslampe mit Innenzuendstrich, insbesondere Leuchtstofflampe
US3544829A (en) * 1968-02-03 1970-12-01 Tokyo Shibaura Electric Co Low pressure mercury vapour discharge lamp

Also Published As

Publication number Publication date
ES440664A1 (es) 1977-05-16
GB1510183A (en) 1978-05-10
US4032813A (en) 1977-06-28
CA1057350A (en) 1979-06-26
FR2282717A1 (fr) 1976-03-19

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased