GB1429205A - Control circuit for starting and operating a gas-filled valve - Google Patents

Control circuit for starting and operating a gas-filled valve

Info

Publication number
GB1429205A
GB1429205A GB5035073A GB5035073A GB1429205A GB 1429205 A GB1429205 A GB 1429205A GB 5035073 A GB5035073 A GB 5035073A GB 5035073 A GB5035073 A GB 5035073A GB 1429205 A GB1429205 A GB 1429205A
Authority
GB
United Kingdom
Prior art keywords
gas
control circuit
starting
operating
transistors
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
GB5035073A
Other languages
English (en)
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.)
Beckman Coulter Inc
Original Assignee
Beckman Instruments 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 Beckman Instruments Inc filed Critical Beckman Instruments Inc
Publication of GB1429205A publication Critical patent/GB1429205A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
    • 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
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
GB5035073A 1973-03-02 1973-10-30 Control circuit for starting and operating a gas-filled valve Expired GB1429205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00337419A US3819981A (en) 1973-03-02 1973-03-02 Automatic start circuit for lamp

Publications (1)

Publication Number Publication Date
GB1429205A true GB1429205A (en) 1976-03-24

Family

ID=23320475

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5035073A Expired GB1429205A (en) 1973-03-02 1973-10-30 Control circuit for starting and operating a gas-filled valve

Country Status (6)

Country Link
US (1) US3819981A (enrdf_load_stackoverflow)
AU (1) AU476777B2 (enrdf_load_stackoverflow)
CA (1) CA984897A (enrdf_load_stackoverflow)
DE (1) DE2409927B2 (enrdf_load_stackoverflow)
FR (1) FR2220119B1 (enrdf_load_stackoverflow)
GB (1) GB1429205A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438370A (en) * 1981-03-03 1984-03-20 Isco, Inc. Lamp circuit
US4939421A (en) * 1986-06-23 1990-07-03 Motorola, Inc. Method and apparatus for reducing interference from light sources
US4742276A (en) * 1986-07-25 1988-05-03 The Perkin-Elmer Corporation Regulated deuterium arc supply system
US4792727A (en) * 1987-10-05 1988-12-20 Gte Products Corporation System and method for operating a discharge lamp to obtain positive volt-ampere characteristic
FR2736434B1 (fr) * 1995-07-07 1997-09-12 Secomam Sa Spectrophotometre portatif et autonome pour l'analyse spectrale aux ultraviolets, d'echantillons liquides
US8314977B2 (en) * 2007-03-23 2012-11-20 Ricoh Company, Ltd. Image reading device and image forming apparatus

Also Published As

Publication number Publication date
FR2220119A1 (enrdf_load_stackoverflow) 1974-09-27
US3819981A (en) 1974-06-25
CA984897A (en) 1976-03-02
FR2220119B1 (enrdf_load_stackoverflow) 1976-11-19
DE2409927A1 (de) 1974-09-26
DE2409927B2 (de) 1976-04-08
AU6193173A (en) 1975-05-01
AU476777B2 (en) 1976-10-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee