NO940392D0 - Anordning ved transformator - Google Patents

Anordning ved transformator

Info

Publication number
NO940392D0
NO940392D0 NO940392A NO940392A NO940392D0 NO 940392 D0 NO940392 D0 NO 940392D0 NO 940392 A NO940392 A NO 940392A NO 940392 A NO940392 A NO 940392A NO 940392 D0 NO940392 D0 NO 940392D0
Authority
NO
Norway
Prior art keywords
transformer device
transformer
Prior art date
Application number
NO940392A
Other languages
English (en)
Other versions
NO940392L (no
NO179348C (no
NO179348B (no
Inventor
Ulf Tolfsen
Nils S Syvertsen
Johan Horsrud
Original Assignee
Labyrint Dev As
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 Labyrint Dev As filed Critical Labyrint Dev As
Priority to NO940392A priority Critical patent/NO179348C/no
Publication of NO940392D0 publication Critical patent/NO940392D0/no
Priority to US08/377,437 priority patent/US5579202A/en
Publication of NO940392L publication Critical patent/NO940392L/no
Publication of NO179348B publication Critical patent/NO179348B/no
Publication of NO179348C publication Critical patent/NO179348C/no

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
    • H01F19/08—Transformers having magnetic bias, e.g. for handling pulses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/08—Fixed transformers not covered by group H01F19/00 characterised by the structure without magnetic core

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Ac-Ac Conversion (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Electrotherapy Devices (AREA)
NO940392A 1994-02-07 1994-02-07 Anordning for levering av en höyfrekvent, pulserende likespenning på sekundærsiden av en transformator NO179348C (no)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO940392A NO179348C (no) 1994-02-07 1994-02-07 Anordning for levering av en höyfrekvent, pulserende likespenning på sekundærsiden av en transformator
US08/377,437 US5579202A (en) 1994-02-07 1995-01-24 Transformer device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO940392A NO179348C (no) 1994-02-07 1994-02-07 Anordning for levering av en höyfrekvent, pulserende likespenning på sekundærsiden av en transformator

Publications (4)

Publication Number Publication Date
NO940392D0 true NO940392D0 (no) 1994-02-07
NO940392L NO940392L (no) 1995-08-08
NO179348B NO179348B (no) 1996-06-10
NO179348C NO179348C (no) 1996-09-18

Family

ID=19896819

Family Applications (1)

Application Number Title Priority Date Filing Date
NO940392A NO179348C (no) 1994-02-07 1994-02-07 Anordning for levering av en höyfrekvent, pulserende likespenning på sekundærsiden av en transformator

Country Status (2)

Country Link
US (1) US5579202A (no)
NO (1) NO179348C (no)

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US5640314A (en) * 1994-06-17 1997-06-17 Equi-Tech Licensing Corp. Symmetrical power system
GB9620127D0 (en) * 1996-09-27 1996-11-13 Smiths Industries Plc Electrosurgery apparatus
US7768371B2 (en) * 1998-02-05 2010-08-03 City University Of Hong Kong Coreless printed-circuit-board (PCB) transformers and operating techniques therefor
US6205043B1 (en) * 1998-09-08 2001-03-20 California Institute Of Technology Power supply with air core transformer and seperated power supplies for high dynamic range
US7075770B1 (en) 1999-09-17 2006-07-11 Taser International, Inc. Less lethal weapons and methods for halting locomotion
US6724642B2 (en) * 2001-03-01 2004-04-20 Di/Dt, Inc. Method and apparatus for providing an initial bias and enable signal for a power converter
US6549431B2 (en) * 2001-03-08 2003-04-15 Power Integrations, Inc. Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components
US6995990B2 (en) * 2001-03-08 2006-02-07 Power Integrations, Inc. Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components
US6888438B2 (en) * 2001-06-15 2005-05-03 City University Of Hong Kong Planar printed circuit-board transformers with effective electromagnetic interference (EMI) shielding
US6501364B1 (en) 2001-06-15 2002-12-31 City University Of Hong Kong Planar printed-circuit-board transformers with effective electromagnetic interference (EMI) shielding
US7119647B2 (en) * 2001-12-21 2006-10-10 Power Integrations, Inc. Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components without requiring additional windings
US6924724B2 (en) * 2003-01-24 2005-08-02 Solarflare Communications, Inc. Method and apparatus for transformer bandwidth enhancement
US6982621B2 (en) * 2003-04-01 2006-01-03 Power Integrations, Inc. Method and apparatus for substantially reducing electrical displacement current flow between input and output windings of an energy transfer element
US7161142B1 (en) 2003-09-05 2007-01-09 Griffin Analytical Technologies Portable mass spectrometers
US6982413B2 (en) * 2003-09-05 2006-01-03 Griffin Analytical Technologies, Inc. Method of automatically calibrating electronic controls in a mass spectrometer
JP4165479B2 (ja) * 2004-09-08 2008-10-15 セイコーエプソン株式会社 プロジェクタ
US7318270B1 (en) * 2005-04-14 2008-01-15 United States Of America As Represented By The Secretary Of The Air Force Method for producing a full wave bridge rectifier suitable for low-voltage, high-current operation
JP4678340B2 (ja) * 2006-06-19 2011-04-27 パナソニック電工株式会社 荷電粒子供給装置
US8031494B2 (en) * 2008-03-27 2011-10-04 Power-One, Inc. Method and apparatus for providing an initial bias and enable signal for a power converter
WO2010019249A2 (en) 2008-08-12 2010-02-18 Solarflare Communications, Inc. Method and apparatus for reducing transmitter ac-coupling droop
NZ572826A (en) * 2008-11-13 2010-05-28 Gallagher Group Ltd Electric fence energiser
RU2454748C1 (ru) * 2010-10-14 2012-06-27 Общество с ограниченной ответственностью "МЕТРО-СТИЛЬ 2000" Трансформатор данелюка
US11404910B2 (en) 2018-03-23 2022-08-02 Raytheon Company Multi-cell inductive wireless power transfer system
US10700551B2 (en) 2018-05-21 2020-06-30 Raytheon Company Inductive wireless power transfer device with improved coupling factor and high voltage isolation
CN109148130A (zh) * 2018-09-13 2019-01-04 华南理工大学 一种基于宇称-时间对称原理的无铁芯变压器
CN109755006A (zh) * 2019-01-28 2019-05-14 华南理工大学 一种基于pt对称原理的并联-并联型无铁芯变压器
US11088535B2 (en) 2019-04-12 2021-08-10 Raytheon Company Fast ground fault circuit protection

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US1742608A (en) * 1927-08-16 1930-01-07 Mcdonough Peter Electrical transformer
US2316370A (en) * 1940-01-05 1943-04-13 David L Tressler Transformer
US3273098A (en) * 1964-06-01 1966-09-13 Saito Goichi High frequency matching transformer
US3718132A (en) * 1970-03-26 1973-02-27 Neuro Syst Inc Electrotherapy machine
US3638155A (en) * 1970-11-06 1972-01-25 Mega Power Corp Electrical coil having integrated capacitance and inductance
US4041364A (en) * 1975-03-05 1977-08-09 General Electric Company Electromagnetically shielded electrical converter and an improved electromagnetic shield therefor
US3990452A (en) * 1975-06-13 1976-11-09 Fibra-Sonics, Inc. Medical machine for performing surgery and treating using ultrasonic energy
IT1074198B (it) * 1976-12-23 1985-04-17 Sits Soc It Telecom Siemens Invertitore transistorizzato a presa centrale
US4429694A (en) * 1981-07-06 1984-02-07 C. R. Bard, Inc. Electrosurgical generator
US4498475A (en) * 1982-08-27 1985-02-12 Ipco Corporation Electrosurgical unit
US4556051A (en) * 1982-11-05 1985-12-03 Empi, Inc. Method and apparatus for healing tissue
US4553039A (en) * 1983-11-03 1985-11-12 Stifter Francis J Uninterruptible power supply
JPS6162366A (ja) * 1984-08-30 1986-03-31 バア−ブラウン　コ−ポレ−シヨン Ｄｃ−ａｃ変換装置及び方法
CN86103803B (zh) * 1986-06-05 1987-11-18 北京信息工程学院 静电场治疗装置
US5074305A (en) * 1987-07-14 1991-12-24 Venomex, Incorporated Method for treatment of toxins received from snake bites and the like
US4864265A (en) * 1988-10-28 1989-09-05 General Signal Corporation Transient suppressing power transformer
ATE100300T1 (de) * 1989-05-19 1994-02-15 Siemens Ag Schaltungsanordnung zur steuerung eines elektro- therapiegeraetes, insbesondere hfchirurgieger|tes.
JP2707465B2 (ja) * 1989-06-29 1998-01-28 スタンレー電気株式会社 インバータ装置

Also Published As

Publication number Publication date
NO940392L (no) 1995-08-08
NO179348C (no) 1996-09-18
US5579202A (en) 1996-11-26
NO179348B (no) 1996-06-10

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