GB1289261A - - Google Patents

Info

Publication number
GB1289261A
GB1289261A GB1289261DA GB1289261A GB 1289261 A GB1289261 A GB 1289261A GB 1289261D A GB1289261D A GB 1289261DA GB 1289261 A GB1289261 A GB 1289261A
Authority
GB
United Kingdom
Prior art keywords
april
knob
reduce
predetermined point
diode
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1289261A publication Critical patent/GB1289261A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements 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
    • H02P7/18—Arrangements 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
    • H02P7/24—Arrangements 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
    • H02P7/28—Arrangements 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
    • H02P7/285—Arrangements 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
    • H02P7/292—Arrangements 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
    • H02P7/295—Arrangements 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
    • H02K23/66—Structural association with auxiliary electric devices influencing the characteristic of, or controlling, the machine, e.g. with impedances or switches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
    • H02P25/10—Commutator motors, e.g. repulsion motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
  • Control Of Electric Motors In General (AREA)
  • Dc Machiner (AREA)
  • Control Of Direct Current Motors (AREA)
GB1289261D 1970-04-23 1971-04-19 Expired GB1289261A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4290670 1970-04-23

Publications (1)

Publication Number Publication Date
GB1289261A true GB1289261A (enrdf_load_stackoverflow) 1972-09-13

Family

ID=11254565

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1289261D Expired GB1289261A (enrdf_load_stackoverflow) 1970-04-23 1971-04-19

Country Status (8)

Country Link
US (1) US3693063A (enrdf_load_stackoverflow)
AT (1) AT304713B (enrdf_load_stackoverflow)
BE (1) BE764740A (enrdf_load_stackoverflow)
CH (1) CH516681A (enrdf_load_stackoverflow)
DE (1) DE2117071A1 (enrdf_load_stackoverflow)
ES (1) ES196142Y (enrdf_load_stackoverflow)
FR (1) FR2083221A5 (enrdf_load_stackoverflow)
GB (1) GB1289261A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2157778C2 (de) * 1971-11-22 1973-10-25 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Einrichtung in Offsetdruckmaschinen zur Regelung der Feuchtflussigkeitszu fuhr an Feuchtwerken
US6812657B2 (en) * 2000-03-29 2004-11-02 Dyson Limited Motor control for two motors

Also Published As

Publication number Publication date
US3693063A (en) 1972-09-19
ES196142Y (es) 1975-07-01
FR2083221A5 (enrdf_load_stackoverflow) 1971-12-10
BE764740A (fr) 1971-09-16
AT304713B (de) 1973-01-25
CH516681A (it) 1971-12-15
ES196142U (es) 1975-02-16
DE2117071A1 (de) 1971-11-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees