BE647188A - - Google Patents

Info

Publication number
BE647188A
BE647188A BE647188DA BE647188A BE 647188 A BE647188 A BE 647188A BE 647188D A BE647188D A BE 647188DA BE 647188 A BE647188 A BE 647188A
Authority
BE
Belgium
Prior art keywords
trigger
rectifier
motor
tool
resistor
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE647188A publication Critical patent/BE647188A/fr

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/292Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC
    • H02P7/295Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC of the kind having one thyristor or the like in series with the power supply and the motor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B45/00Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/02Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
BE647188D BE647188A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE647188A true BE647188A (enrdf_load_stackoverflow)

Family

ID=205511

Family Applications (1)

Application Number Title Priority Date Filing Date
BE647188D BE647188A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE647188A (enrdf_load_stackoverflow)

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