GB191504748A - Improvements in Electric Circuit Controllers of the Drum Type. - Google Patents

Improvements in Electric Circuit Controllers of the Drum Type.

Info

Publication number
GB191504748A
GB191504748A GB191504748DA GB191504748A GB 191504748 A GB191504748 A GB 191504748A GB 191504748D A GB191504748D A GB 191504748DA GB 191504748 A GB191504748 A GB 191504748A
Authority
GB
United Kingdom
Prior art keywords
electric circuit
drum type
circuit controllers
drum
shaft
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
Inventor
Guy Richardson Radley
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191504748A publication Critical patent/GB191504748A/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
    • H02P7/282—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 field supply only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)

Abstract

4748. Radley, G. R. March 30,1914, [Convention date]. Contacts.-In a drum switch, the drum contacts 4 &c., carried by brackets 17 on an insulating- block 16 revoluble on or with the shaft 18, are connected to terminals 15 by flexible conductors 20, which are looped round the shaft.
GB191504748D 1914-03-30 1915-03-26 Improvements in Electric Circuit Controllers of the Drum Type. Expired GB191504748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US191504748XA 1914-03-30 1914-03-30

Publications (1)

Publication Number Publication Date
GB191504748A true GB191504748A (en) 1915-09-02

Family

ID=32683030

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191504748D Expired GB191504748A (en) 1914-03-30 1915-03-26 Improvements in Electric Circuit Controllers of the Drum Type.

Country Status (1)

Country Link
GB (1) GB191504748A (en)

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