HK68193A - Electromagnetic drive circuit - Google Patents

Electromagnetic drive circuit

Info

Publication number
HK68193A
HK68193A HK681/93A HK68193A HK68193A HK 68193 A HK68193 A HK 68193A HK 681/93 A HK681/93 A HK 681/93A HK 68193 A HK68193 A HK 68193A HK 68193 A HK68193 A HK 68193A
Authority
HK
Hong Kong
Prior art keywords
drive circuit
electromagnetic drive
electromagnetic
circuit
drive
Prior art date
Application number
HK681/93A
Other languages
English (en)
Inventor
Hiroshi Aoki
Original Assignee
Seikosha Kk
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 Seikosha Kk filed Critical Seikosha Kk
Publication of HK68193A publication Critical patent/HK68193A/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C5/00—Electric or magnetic means for converting oscillatory to rotary motion in time-pieces, i.e. electric or magnetic escapements
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D19/00—Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase
    • G05D19/02—Control of mechanical oscillations, e.g. of amplitude, of frequency, of phase characterised by the use of electric means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Stepping Motors (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Magnetic Treatment Devices (AREA)
HK681/93A 1987-03-06 1993-07-15 Electromagnetic drive circuit HK68193A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62051262A JPS63217288A (ja) 1987-03-06 1987-03-06 電磁駆動回路

Publications (1)

Publication Number Publication Date
HK68193A true HK68193A (en) 1993-07-23

Family

ID=12882031

Family Applications (1)

Application Number Title Priority Date Filing Date
HK681/93A HK68193A (en) 1987-03-06 1993-07-15 Electromagnetic drive circuit

Country Status (8)

Country Link
US (1) US4868709A (ja)
JP (1) JPS63217288A (ja)
KR (1) KR910002794B1 (ja)
CN (1) CN1012595B (ja)
DE (1) DE3807177A1 (ja)
GB (1) GB2203866B (ja)
HK (1) HK68193A (ja)
SG (1) SG51693G (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68913931T2 (de) * 1988-12-13 1994-06-30 Seiko Epson Corp Vorrichtung zur Steuerung einer Punktdrucknadel.
DE3926403A1 (de) * 1989-08-10 1991-02-14 Wolfgang Muth Mechanisch/elektronisches faden-pendel
US5196983A (en) * 1991-10-07 1993-03-23 Eastman Kodak Company Solenoid engagement sensing circuit
CN100445205C (zh) * 2005-03-07 2008-12-24 中国科学院上海应用物理研究所 硅溶胶的制造方法
JP6622518B2 (ja) * 2015-08-28 2019-12-18 セイコーインスツル株式会社 電子時計
DE102015119512A1 (de) * 2015-11-12 2017-05-18 Eaton Electrical Ip Gmbh & Co. Kg Verfahren und Vorrichtung zur Steuerung eines elektromagnetischen Antriebs eines Schaltgeräts

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1673776A1 (de) * 1967-04-19 1971-02-25 Siemens Ag Schaltungsanordnung zur kontaktlosen Steuerung eines mechanischen Schwingers
DE1673777A1 (de) * 1967-04-19 1971-02-25 Siemens Ag Schaltungsanordnung zur kontaktlosen Steuerung eines mechanischen Schwingers
JPS5319944B2 (ja) * 1971-09-25 1978-06-23
CH456972A4 (ja) * 1972-03-28 1975-11-14
CH1057373A4 (ja) * 1973-07-19 1976-05-14
JPS5156674A (ja) * 1974-11-14 1976-05-18 Citizen Watch Co Ltd
CH163175A4 (ja) * 1975-02-11 1976-11-15
DE2749006C3 (de) * 1977-11-02 1981-12-17 Urgos Uhrenfabrik Schwenningen Haller, Jauch und Pabst GmbH& Co, 7220 Schwenningen Elektronische Korrektureinrichtung für eine Pendeluhr
DE3126237A1 (de) * 1981-07-03 1983-01-20 Eurosil GmbH, 8000 München Verfahren zur regelung der schwingfrequenz eines mechanischen schwingsystems eines elektromechanischen uhrwerks und schaltungsanordnung zum ausueben des verfahrens

Also Published As

Publication number Publication date
GB2203866A (en) 1988-10-26
KR910002794B1 (ko) 1991-05-04
DE3807177A1 (de) 1988-09-15
JPS63217288A (ja) 1988-09-09
CN1012595B (zh) 1991-05-08
DE3807177C2 (ja) 1990-08-16
GB8805130D0 (en) 1988-03-30
KR890015092A (ko) 1989-10-28
JPH0421150B2 (ja) 1992-04-08
CN88101201A (zh) 1988-09-28
GB2203866B (en) 1991-01-30
SG51693G (en) 1993-06-25
US4868709A (en) 1989-09-19

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040303

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)