GB0008401D0 - Electrical Machines - Google Patents

Electrical Machines

Info

Publication number
GB0008401D0
GB0008401D0 GB0008401A GB0008401A GB0008401D0 GB 0008401 D0 GB0008401 D0 GB 0008401D0 GB 0008401 A GB0008401 A GB 0008401A GB 0008401 A GB0008401 A GB 0008401A GB 0008401 D0 GB0008401 D0 GB 0008401D0
Authority
GB
United Kingdom
Prior art keywords
electrical machines
machines
electrical
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.)
Withdrawn
Application number
GB0008401A
Other versions
GB2349992A (en
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.)
KERSHAW HERBERT A
Original Assignee
KERSHAW HERBERT A
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 KERSHAW HERBERT A filed Critical KERSHAW HERBERT A
Publication of GB0008401D0 publication Critical patent/GB0008401D0/en
Publication of GB2349992A publication Critical patent/GB2349992A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • 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
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/02—Arrangements for controlling dynamo-electric motors rotating step by step specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor And Converter Starters (AREA)
GB0008401A 1999-04-07 2000-04-05 Electric motor control system Withdrawn GB2349992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9910668.4A GB9910668D0 (en) 1999-04-07 1999-04-07 Electrical machines

Publications (2)

Publication Number Publication Date
GB0008401D0 true GB0008401D0 (en) 2000-05-24
GB2349992A GB2349992A (en) 2000-11-15

Family

ID=10853055

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9910668.4A Ceased GB9910668D0 (en) 1999-04-07 1999-04-07 Electrical machines
GB0008401A Withdrawn GB2349992A (en) 1999-04-07 2000-04-05 Electric motor control system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9910668.4A Ceased GB9910668D0 (en) 1999-04-07 1999-04-07 Electrical machines

Country Status (1)

Country Link
GB (2) GB9910668D0 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1400995A (en) * 1971-09-13 1975-07-16 Sangamo Weston Circuit arrangements including an electric stepping motor
DE2308056B2 (en) * 1973-02-19 1979-07-26 Kienzle Uhrenfabriken Gmbh, 7220 Schwenningen Control circuit for the step-by-step operation of an electric motor
DE2432082C2 (en) * 1974-07-04 1976-08-19 Itt Driver circuit for the electromechanical converter of a quartz watch
GB1515911A (en) * 1976-02-23 1978-06-28 Suisse Horlogerie Battery powered electronic timepiece with voltage regulation
GB9507540D0 (en) * 1995-04-11 1995-05-31 Switched Reluctance Drives Ltd Control circuit and system for a switched reluctance machine and method of operating

Also Published As

Publication number Publication date
GB9910668D0 (en) 1999-07-07
GB2349992A (en) 2000-11-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)