FI55744B - Elektronisk ljusroerstaendare - Google Patents

Elektronisk ljusroerstaendare

Info

Publication number
FI55744B
FI55744B FI781562A FI781562A FI55744B FI 55744 B FI55744 B FI 55744B FI 781562 A FI781562 A FI 781562A FI 781562 A FI781562 A FI 781562A FI 55744 B FI55744 B FI 55744B
Authority
FI
Finland
Prior art keywords
ljusroerstaendare
elektronisk
elektronisk ljusroerstaendare
Prior art date
Application number
FI781562A
Other languages
English (en)
Other versions
FI55744C (fi
Inventor
Matti N T Otala
Original Assignee
Matti N T Otala
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 Matti N T Otala filed Critical Matti N T Otala
Priority to FI781562A priority Critical patent/FI55744C/fi
Priority to US06/037,490 priority patent/US4256991A/en
Publication of FI55744B publication Critical patent/FI55744B/fi
Application granted granted Critical
Publication of FI55744C publication Critical patent/FI55744C/fi

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
FI781562A 1978-05-17 1978-05-17 Elektronisk ljusroerstaendare FI55744C (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI781562A FI55744C (fi) 1978-05-17 1978-05-17 Elektronisk ljusroerstaendare
US06/037,490 US4256991A (en) 1978-05-17 1979-05-10 Electronic igniter for fluorescent lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI781562A FI55744C (fi) 1978-05-17 1978-05-17 Elektronisk ljusroerstaendare

Publications (2)

Publication Number Publication Date
FI55744B true FI55744B (fi) 1979-05-31
FI55744C FI55744C (fi) 1979-09-10

Family

ID=8511715

Family Applications (1)

Application Number Title Priority Date Filing Date
FI781562A FI55744C (fi) 1978-05-17 1978-05-17 Elektronisk ljusroerstaendare

Country Status (2)

Country Link
US (1) US4256991A (fi)
FI (1) FI55744C (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5070364A (en) * 1980-06-25 1991-12-03 Semiconductor Energy Laboratory Co., Ltd. Printing member for electrostatic photocopying
US4523261A (en) * 1982-08-05 1985-06-11 West Philip G Light source, manually operated
DE3441992A1 (de) * 1984-11-16 1986-05-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Schaltungsanordnung zur zuendung einer niederdruckentladungslampe
US5065067A (en) * 1988-09-08 1991-11-12 Todd Philip A Piezoelectric circuit
US6034484A (en) * 1997-10-15 2000-03-07 Korea Tronix Co., Ltd. Piezoelectronic ballast for fluorescent lamp
KR20000074546A (ko) * 1999-05-21 2000-12-15 김희진 압전/전왜 액튜에이터를 이용한 형광등 점등장치
US6181237B1 (en) 1999-08-17 2001-01-30 Lucent Technologies Inc. Method and apparatus for generating pressure based alerting signals
US6275151B1 (en) 2000-01-11 2001-08-14 Lucent Technologies Inc. Cognitive intelligence carrying case
DE10025028C2 (de) * 2000-05-20 2002-03-28 Josef Roediger Elektromagnetischer Festkörper-Spannungswandler
DE10062028C2 (de) * 2000-12-13 2003-11-20 Enocean Gmbh Thermoelektrischer Signalgeber
US7009329B2 (en) 2003-08-20 2006-03-07 Hewlett-Packard Development Company, L.P. Thermally optimized cold cathode heater
US8227955B1 (en) * 2008-01-28 2012-07-24 The Boeing Company Temperature-activated voltage generator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3136355A (en) * 1962-12-14 1964-06-09 American Gas Ass Gas ignition system employing piezoelectric element
US3886401A (en) * 1974-07-01 1975-05-27 Texas Instruments Inc Apparatus for accelerating cathode heating
NL7601312A (nl) * 1976-02-10 1977-08-12 Philips Nv Inrichting voorzien van een gasontladingsflits- lamp.

Also Published As

Publication number Publication date
US4256991A (en) 1981-03-17
FI55744C (fi) 1979-09-10

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OTALA, MATTI N.T.