GB1299060A - An electronic driving circuit for a timepiece - Google Patents

An electronic driving circuit for a timepiece

Info

Publication number
GB1299060A
GB1299060A GB31449/71A GB3144971A GB1299060A GB 1299060 A GB1299060 A GB 1299060A GB 31449/71 A GB31449/71 A GB 31449/71A GB 3144971 A GB3144971 A GB 3144971A GB 1299060 A GB1299060 A GB 1299060A
Authority
GB
United Kingdom
Prior art keywords
timepiece
july
coil
signals
driving circuit
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
GB31449/71A
Other languages
English (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.)
Suwa Seikosha KK
Original Assignee
Suwa 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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1299060A publication Critical patent/GB1299060A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
  • Electric Clocks (AREA)
GB31449/71A 1970-07-06 1971-07-05 An electronic driving circuit for a timepiece Expired GB1299060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5852870 1970-07-06

Publications (1)

Publication Number Publication Date
GB1299060A true GB1299060A (en) 1972-12-06

Family

ID=13086911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB31449/71A Expired GB1299060A (en) 1970-07-06 1971-07-05 An electronic driving circuit for a timepiece

Country Status (4)

Country Link
US (1) US3742698A (enExample)
DE (1) DE2133371A1 (enExample)
FR (1) FR2098183B1 (enExample)
GB (1) GB1299060A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3942318A (en) * 1970-12-03 1976-03-09 Kabushiki Kaisha Suwa Seikosha Time correction device for digital indication electronic watch
JPS51101478A (enExample) * 1975-03-04 1976-09-07 Suwa Seikosha Kk
JPS53136977A (en) * 1977-05-04 1978-11-29 Seiko Instr & Electronics Ltd Driving circuit
US4363418A (en) * 1982-02-11 1982-12-14 Bs&B Safety Systems, Inc. Knife blade apparatus for severing rupture disks
US8941417B2 (en) * 2013-02-28 2015-01-27 Texas Instruments Incorporated Output driver for energy recovery from inductor based sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363410A (en) * 1966-01-25 1968-01-16 Suwa Seikosha Kk Apparatus for adjusting electric timepieces
GB1168682A (en) * 1967-08-23 1969-10-29 Sparcatron Ltd Improvements in Electro Erosion Machinery.
US3560998A (en) * 1968-10-16 1971-02-02 Hamilton Watch Co Electronically controlled timepiece using low power mos transistor circuitry

Also Published As

Publication number Publication date
FR2098183A1 (enExample) 1972-03-10
DE2133371A1 (de) 1972-01-13
US3742698A (en) 1973-07-03
FR2098183B1 (enExample) 1974-03-29

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years