GB1385276A - Electronic timepieces - Google Patents

Electronic timepieces

Info

Publication number
GB1385276A
GB1385276A GB5233572A GB5233572A GB1385276A GB 1385276 A GB1385276 A GB 1385276A GB 5233572 A GB5233572 A GB 5233572A GB 5233572 A GB5233572 A GB 5233572A GB 1385276 A GB1385276 A GB 1385276A
Authority
GB
United Kingdom
Prior art keywords
switch
motor
current
closed
pulses
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
GB5233572A
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 GB1385276A publication Critical patent/GB1385276A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G5/00—Setting, i.e. correcting or changing, the time-indication
    • G04G5/02—Setting, i.e. correcting or changing, the time-indication by temporarily changing the number of pulses per unit time, e.g. quick-feed method
    • 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
    • G04F—TIME-INTERVAL MEASURING
    • G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
    • G04F8/006—Apparatus for measuring unknown time intervals by electromechanical means running only during the time interval to be measured, e.g. stop-watch

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electric Clocks (AREA)
  • Control Of Stepping Motors (AREA)
GB5233572A 1971-11-18 1972-11-13 Electronic timepieces Expired GB1385276A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46091893A JPS4857678A (xx) 1971-11-18 1971-11-18

Publications (1)

Publication Number Publication Date
GB1385276A true GB1385276A (en) 1975-02-26

Family

ID=14039225

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5233572A Expired GB1385276A (en) 1971-11-18 1972-11-13 Electronic timepieces

Country Status (8)

Country Link
US (1) US3792577A (xx)
JP (1) JPS4857678A (xx)
CH (2) CH576165B5 (xx)
DE (1) DE2256540C3 (xx)
FR (1) FR2160603B1 (xx)
GB (1) GB1385276A (xx)
HK (1) HK43776A (xx)
IT (1) IT966291B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090130361A1 (en) * 2007-11-21 2009-05-21 Lockheed Martin Corporation Adhesive attachment and method

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3964220A (en) * 1970-04-15 1976-06-22 National Gypsum Company Control joint with tear strip
GB1399024A (en) * 1972-07-12 1975-06-25 Suisse Pour Lindustrie Horloge Electronic correction circuit in a timepiece
FR2218588B1 (xx) * 1973-02-19 1977-09-16 Kienzle Uhrenfabriken Gmbh
JPS5740759B2 (xx) * 1973-07-17 1982-08-30
IT1039870B (it) * 1974-07-26 1979-12-10 Eurosil Gmbh Disposizione di connessioni per puntare rispettivamente per regolare un dispositivo per la misurazione del tempo
US4133169A (en) * 1974-08-30 1979-01-09 Ebauches S.A. Electronic circuit for a quartz crystal watch
JPS569672B2 (xx) * 1974-09-06 1981-03-03
JPS5170676A (xx) * 1974-12-17 1976-06-18 Casio Computer Co Ltd
US4209970A (en) * 1975-03-25 1980-07-01 Citizen Watch Co., Ltd. Electronic timepiece
US4092820A (en) * 1975-03-25 1978-06-06 Citizen Watch Company Limited Electronic timepiece
US4044299A (en) * 1975-12-22 1977-08-23 Harold James Weber Concealed structure locating and surveying translator apparatus
DE2658546C2 (de) * 1975-12-25 1983-07-28 Citizen Watch Co., Ltd., Tokyo Elektronische Uhr
US4150536A (en) * 1976-01-28 1979-04-24 Citizen Watch Company Limited Electronic timepiece
JPS5922192B2 (ja) * 1976-07-09 1984-05-24 セイコ−光機株式会社 リセツト解除時に生ずる時間誤差を補償する時計用回路
GB1537721A (en) * 1976-10-25 1979-01-04 Suisse Horlogerie Time setting and correcting circuit for electronic timepieces
JPS5798884A (en) * 1980-12-12 1982-06-19 Casio Comput Co Ltd Time correction system for hand type electronic watch
JPS62247281A (ja) * 1987-03-05 1987-10-28 Seiko Epson Corp 指針式電子時計
JPS62247282A (ja) * 1987-03-05 1987-10-28 Seiko Epson Corp 指針式電子時計

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH500532A (fr) * 1962-11-16 1968-02-15 Vogel & Cie P Montre électronique
DE1773675A1 (de) * 1967-08-28 1971-04-01 Benrus Watch Co Inc Elektrouhrsystem
US3560998A (en) * 1968-10-16 1971-02-02 Hamilton Watch Co Electronically controlled timepiece using low power mos transistor circuitry
CH812769A4 (xx) * 1969-05-29 1972-03-15
US3643419A (en) * 1969-07-14 1972-02-22 California Inst Of Techn Apparatus for fine adjustment of signal frequency
US3690058A (en) * 1969-09-25 1972-09-12 Suwa Seikosha Kk Electric or electronic timepiece
US3707071A (en) * 1971-03-12 1972-12-26 Hamilton Watch Co Solid state timepiece

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090130361A1 (en) * 2007-11-21 2009-05-21 Lockheed Martin Corporation Adhesive attachment and method
US8318278B2 (en) * 2007-11-21 2012-11-27 Lockheed Martin Corporation Adhesive attachment and method

Also Published As

Publication number Publication date
US3792577A (en) 1974-02-19
DE2256540B2 (de) 1979-10-31
JPS4857678A (xx) 1973-08-13
CH1686572A4 (xx) 1975-12-31
FR2160603A1 (xx) 1973-06-29
IT966291B (it) 1974-02-11
DE2256540C3 (de) 1981-04-30
DE2256540A1 (de) 1973-05-24
HK43776A (en) 1976-07-16
FR2160603B1 (xx) 1976-04-23
CH576165B5 (xx) 1976-05-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years