IT952320B - Circuito per la modulazione di corrente ad impulsi su un carico induttivo - Google Patents

Circuito per la modulazione di corrente ad impulsi su un carico induttivo

Info

Publication number
IT952320B
IT952320B IT49122/72A IT4912272A IT952320B IT 952320 B IT952320 B IT 952320B IT 49122/72 A IT49122/72 A IT 49122/72A IT 4912272 A IT4912272 A IT 4912272A IT 952320 B IT952320 B IT 952320B
Authority
IT
Italy
Prior art keywords
modulation
circuit
inductive load
impulse current
impulse
Prior art date
Application number
IT49122/72A
Other languages
English (en)
Original Assignee
North American Rockwell
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 North American Rockwell filed Critical North American Rockwell
Application granted granted Critical
Publication of IT952320B publication Critical patent/IT952320B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/12—Shaping pulses by steepening leading or trailing edges
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/04—Modifications for accelerating switching
    • H03K17/041—Modifications for accelerating switching without feedback from the output circuit to the control circuit
    • H03K17/04113—Modifications for accelerating switching without feedback from the output circuit to the control circuit in bipolar transistor switches

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Knitting Machines (AREA)
  • Amplifiers (AREA)
IT49122/72A 1971-04-28 1972-03-20 Circuito per la modulazione di corrente ad impulsi su un carico induttivo IT952320B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13804371A 1971-04-28 1971-04-28

Publications (1)

Publication Number Publication Date
IT952320B true IT952320B (it) 1973-07-20

Family

ID=22480179

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49122/72A IT952320B (it) 1971-04-28 1972-03-20 Circuito per la modulazione di corrente ad impulsi su un carico induttivo

Country Status (12)

Country Link
US (1) US3678298A (it)
AT (1) AT320083B (it)
BE (1) BE782758A (it)
BR (1) BR7202560D0 (it)
CA (1) CA963953A (it)
CH (1) CH547039A (it)
DE (1) DE2217199A1 (it)
ES (1) ES402210A1 (it)
FR (1) FR2134454B1 (it)
GB (1) GB1382327A (it)
IT (1) IT952320B (it)
NL (1) NL7204155A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889162A (en) * 1974-02-04 1975-06-10 Ledex Inc Solenoid driving means
DE2905900A1 (de) * 1979-02-16 1980-08-28 Bosch Gmbh Robert Vorrichtung zur steuerung der entregungszeit von elektromagnetischen einrichtungen, insbesondere von elektromagnetischen einspritzventilen bei brennkraftmaschinen
US4321946A (en) * 1980-03-31 1982-03-30 Paulos Louis B Armature position monitoring and control device
DE3112280A1 (de) * 1981-03-27 1982-10-07 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur spulenerregung fuer die erzeugung pulsfoermiger felder konstanter staerke
FR2590088B1 (fr) * 1985-11-12 1988-10-28 Leroux Gilles Verin electromagnetique a haute rapidite
US5245261A (en) * 1991-10-24 1993-09-14 International Business Machines Corporation Temperature compensated overcurrent and undercurrent detector
US5237262A (en) * 1991-10-24 1993-08-17 International Business Machines Corporation Temperature compensated circuit for controlling load current
US5543632A (en) * 1991-10-24 1996-08-06 International Business Machines Corporation Temperature monitoring pilot transistor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537589A (en) * 1945-12-15 1951-01-09 Rca Corp Delay circuit for rectangular waves
US3411045A (en) * 1966-03-30 1968-11-12 Bausch & Lomb Electrical circuit for rapidly driving an inductive load
US3470391A (en) * 1966-06-03 1969-09-30 Rca Corp Current pulse driver with means to steepen and stabilize trailing edge

Also Published As

Publication number Publication date
GB1382327A (en) 1975-01-29
FR2134454A1 (it) 1972-12-08
FR2134454B1 (it) 1976-08-06
CH547039A (de) 1974-03-15
NL7204155A (it) 1972-10-31
BE782758A (fr) 1972-08-16
BR7202560D0 (pt) 1973-06-07
US3678298A (en) 1972-07-18
CA963953A (en) 1975-03-04
DE2217199A1 (de) 1972-11-02
ES402210A1 (es) 1975-03-16
AT320083B (de) 1975-01-27

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