DE68920361D1 - Generator zur Erzeugung eines gleichmässig konturbestimmten elektrischen Feldes. - Google Patents

Generator zur Erzeugung eines gleichmässig konturbestimmten elektrischen Feldes.

Info

Publication number
DE68920361D1
DE68920361D1 DE68920361T DE68920361T DE68920361D1 DE 68920361 D1 DE68920361 D1 DE 68920361D1 DE 68920361 T DE68920361 T DE 68920361T DE 68920361 T DE68920361 T DE 68920361T DE 68920361 D1 DE68920361 D1 DE 68920361D1
Authority
DE
Germany
Prior art keywords
generator
generating
electrical field
uniformly contoured
contoured
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 - Lifetime
Application number
DE68920361T
Other languages
English (en)
Other versions
DE68920361T2 (de
Inventor
Charles W Ragsdale
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.)
Bio Rad Laboratories Inc
Original Assignee
Bio Rad Laboratories 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 Bio Rad Laboratories Inc filed Critical Bio Rad Laboratories Inc
Publication of DE68920361D1 publication Critical patent/DE68920361D1/de
Application granted granted Critical
Publication of DE68920361T2 publication Critical patent/DE68920361T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/618—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series and in parallel with the load as final control devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Dc-Dc Converters (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Logic Circuits (AREA)
DE68920361T 1988-04-21 1989-04-08 Generator zur Erzeugung eines gleichmässig konturbestimmten elektrischen Feldes. Expired - Lifetime DE68920361T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/184,514 US4878008A (en) 1988-04-21 1988-04-21 Contour-clamped homogeneous electric field generator

Publications (2)

Publication Number Publication Date
DE68920361D1 true DE68920361D1 (de) 1995-02-16
DE68920361T2 DE68920361T2 (de) 1995-05-11

Family

ID=22677196

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68920361T Expired - Lifetime DE68920361T2 (de) 1988-04-21 1989-04-08 Generator zur Erzeugung eines gleichmässig konturbestimmten elektrischen Feldes.

Country Status (5)

Country Link
US (1) US4878008A (de)
EP (1) EP0342349B1 (de)
JP (1) JP2719398B2 (de)
CA (1) CA1297152C (de)
DE (1) DE68920361T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5549796A (en) * 1986-08-14 1996-08-27 The Board Of Trustees Of The Leland Stanford Junior University Electrophoresis using contour-clamped electric fields
JPH0617181Y2 (ja) * 1990-11-02 1994-05-02 日本軽金属株式会社 旗掲揚装置
CU22855A1 (es) * 2001-06-08 2003-05-26 Cnic Ct Nac Investigaciones Circuito para imponer los voltajes en los electrodos de las cubetas del sistema chef de electroforesis de campos pulsantes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716500A1 (de) * 1977-04-14 1978-10-26 Bosch Gmbh Robert Spannungsregler fuer eine gleichspannung
NL7803661A (nl) * 1978-04-06 1979-10-09 Philips Nv Afgestemde geschakelde voedingsspanningsschakeling.
US4415790A (en) * 1982-02-11 1983-11-15 Raytheon Company Microwave oven temperature probe control
JPS60215222A (ja) * 1984-04-11 1985-10-28 Fuji Photo Film Co Ltd 直流電源回路
US4683415A (en) * 1986-09-15 1987-07-28 Tektronix, Inc. Line frequency switching power supply
US4743833A (en) * 1987-04-03 1988-05-10 Cross Technology, Inc. Voltage regulator

Also Published As

Publication number Publication date
EP0342349B1 (de) 1995-01-04
JP2719398B2 (ja) 1998-02-25
US4878008A (en) 1989-10-31
EP0342349A1 (de) 1989-11-23
CA1297152C (en) 1992-03-10
JPH0228550A (ja) 1990-01-30
DE68920361T2 (de) 1995-05-11

Similar Documents

Publication Publication Date Title
DE68901893D1 (de) Vorrichtung zur erzeugung elektrischer energie.
DE59104939D1 (de) Vorrichtung zur Regelung eines Generators.
DE68909612D1 (de) Anordnung zur erzeugung eines magnetischen feldes.
DE3850416D1 (de) Anordnung zur Erzeugung eines magnetischen Feldes.
DE3667895D1 (de) Einrichtung zur erzeugung eines im wesentlichen homogenen plasmas.
DE69414518T2 (de) Material zur erzeugung elektrischer energie
DE69017871D1 (de) Verbesserung des Verfahrens zur Stromerzeugung mittels einer Brennstoffzelle.
HK53497A (en) Apparatus for generating an artificial tornado
DE59208190D1 (de) Vorrichtung zur regelung eines generators
DE59510736D1 (de) Taktgenerator zur Erzeugung eines störstrahlungsarmen Systemtaktes
DE69125497D1 (de) Vorrichtung zur erzeugung eines magnetfeldes
DE69106894D1 (de) Verfahren zur regelung eines generators.
DE3689055D1 (de) Vorrichtung zur Erzeugung höherer Oberwellen.
DE59205838D1 (de) Einrichtung zur Erzeugung elektrischer Energie
DE69224969D1 (de) Element zur Erzeugung elektrischer Energie
DE3888421D1 (de) Gerät zur Erzeugung eines Pseudo-Zufallsmusters.
DE68910883D1 (de) Vorrichtung zur Erzeugung optischer Oberwellen.
DE69109582D1 (de) Vorrichtung zur Erzeugung von Oberwellen.
DE69006655D1 (de) Generator zum Erzeugen einer elektrischen Spannung.
DE69130339D1 (de) Vorrichtung zur Erzeugung einer Ton-Wellenform
DE3786674D1 (de) Vorrichtung zur erzeugung elektrischer energie mit hilfe einer wasserstoff speichernden legierung.
DE59106725D1 (de) Anordnung zur Erzeugung von elektrischer Energie.
DE3887138D1 (de) Generator zum erzeugen von impulsen hoher energie.
DE68920361D1 (de) Generator zur Erzeugung eines gleichmässig konturbestimmten elektrischen Feldes.
DE69110546D1 (de) Vorrichtung zur Erzeugung eines der Eingangsgrösse der Vorrichtung entsprechenden Stromes.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition