FR2238179B1 - - Google Patents

Info

Publication number
FR2238179B1
FR2238179B1 FR7423792A FR7423792A FR2238179B1 FR 2238179 B1 FR2238179 B1 FR 2238179B1 FR 7423792 A FR7423792 A FR 7423792A FR 7423792 A FR7423792 A FR 7423792A FR 2238179 B1 FR2238179 B1 FR 2238179B1
Authority
FR
France
Prior art keywords
rotor
specific angle
coupled
electromagnetic core
stator poles
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
FR7423792A
Other languages
English (en)
French (fr)
Other versions
FR2238179A1 (forum.php
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 FR2238179A1 publication Critical patent/FR2238179A1/fr
Application granted granted Critical
Publication of FR2238179B1 publication Critical patent/FR2238179B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by primary clocks
    • G04C13/08—Secondary clocks actuated intermittently
    • G04C13/10—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms with rotating armature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Electric Motors In General (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
FR7423792A 1973-07-17 1974-07-09 Expired FR2238179B1 (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48079835A JPS5740759B2 (forum.php) 1973-07-17 1973-07-17

Publications (2)

Publication Number Publication Date
FR2238179A1 FR2238179A1 (forum.php) 1975-02-14
FR2238179B1 true FR2238179B1 (forum.php) 1977-10-07

Family

ID=13701254

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7423792A Expired FR2238179B1 (forum.php) 1973-07-17 1974-07-09

Country Status (8)

Country Link
US (1) US3969642A (forum.php)
JP (1) JPS5740759B2 (forum.php)
CH (1) CH634194B (forum.php)
DE (1) DE2434452B2 (forum.php)
FR (1) FR2238179B1 (forum.php)
GB (1) GB1453902A (forum.php)
HK (1) HK39580A (forum.php)
MY (1) MY8300202A (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382693A (en) 1979-09-25 1983-05-10 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Single phase bipolar stepping motor having two rotation senses

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5170675A (forum.php) * 1974-12-16 1976-06-18 Citizen Watch Co Ltd
JPS5235369A (en) * 1975-09-12 1977-03-17 Yamazaki Shozo Outflor oil collecting method and device therefor
JPS5292560A (en) * 1976-01-29 1977-08-04 Seiko Instr & Electronics Ltd Switch box drive pulse width control circuit for electronic clocks
JPS52124272A (en) * 1976-04-10 1977-10-19 Osaka Shipbuilding Outflow oil recovery system
DE2632303C3 (de) * 1976-07-17 1982-09-16 Gebrüder Junghans GmbH, 7230 Schramberg Batteriebetriebene elektronische Uhr
JPS53126112A (en) * 1977-04-08 1978-11-04 Mitsubishi Electric Corp Step motor
JPS53133066A (en) * 1977-04-25 1978-11-20 Seiko Instr & Electronics Ltd Electronic watch
JPS5477169A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch
FR2481019A1 (fr) * 1980-04-18 1981-10-23 Cetehor Moteur pas a pas notamment pour montre electronique
FR2503951B1 (fr) * 1981-04-09 1985-09-06 Mo Energeticheskij Institut Moteur monophase pas a pas
US4491751A (en) * 1981-04-09 1985-01-01 Moskovsky Energetichesky Institut Single-phase step motor
US4782353A (en) * 1984-02-27 1988-11-01 Seikosha Co., Ltd. Stepping motor-driven sector opening/closing device
DE3522689A1 (de) * 1985-06-25 1987-01-08 Pforzheimer Uhren Rohwerke Schrittmotor
US4700091A (en) * 1986-08-22 1987-10-13 Timex Corporation Bipolar stepping motor rotor with drive pinion and method of manufacture
US5247235A (en) * 1988-06-01 1993-09-21 Detra Sa Method of supplying power to a single phase step motor
JPH0342132U (forum.php) * 1989-09-01 1991-04-22
DE69002610T2 (de) * 1990-02-23 1994-02-17 Detra Sa Speiseverfahren für monophasenschrittmotor.
JP5928988B2 (ja) * 2013-06-05 2016-06-01 カシオ計算機株式会社 ロータの製造方法
JP2017163766A (ja) * 2016-03-11 2017-09-14 カシオ計算機株式会社 ステッピングモータ駆動装置、ステッピングモータの駆動方法、ステッピングモータ駆動プログラム、及び電子時計

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2457637A (en) * 1945-08-17 1948-12-28 Harrison D Brailsford Electrical motor
US2601517A (en) * 1949-11-01 1952-06-24 Dorothy C Hammes Synchronous motor
US2704334A (en) * 1952-11-18 1955-03-15 Harrison D Brailsford Dynamotor
DE1821773U (de) * 1960-07-29 1960-11-17 Dieter Graesslin Elektronischer betriebsstundenzaehler.
NL299215A (forum.php) * 1962-10-18
DE1523973A1 (de) * 1963-09-20 1969-06-26 Licentia Gmbh Synchronuhr
US3500103A (en) * 1966-12-07 1970-03-10 Benrus Corp Electric timepiece drive with cut-off
CH1879966A4 (fr) * 1966-12-30 1972-07-31 Centre Electron Horloger Montre à quartz
DE1763688A1 (de) * 1968-07-18 1972-02-24 Anker Werke Ag Verfahren und Anordnung zur Herabsetzung der Ausschwingungsdauer eines Schrittmotors
US3597915A (en) * 1968-11-05 1971-08-10 Susumu Aizawa Driving device of electronic watch
US3657583A (en) * 1970-03-18 1972-04-18 Tohoku Oki Electric Co Miniature synchronous motors
US3720864A (en) * 1970-05-06 1973-03-13 W Kolhagen Step motor control circuit
US3731125A (en) * 1970-06-13 1973-05-01 Citizen Watch Co Ltd Pulse motor for time piece
GB1343330A (en) * 1970-07-27 1974-01-10 Suwa Seikosha Kk Electric timepieces
JPS4857678A (forum.php) * 1971-11-18 1973-08-13
US3818690A (en) * 1973-11-21 1974-06-25 Timex Corp Stepping motor for watch movement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4382693A (en) 1979-09-25 1983-05-10 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Single phase bipolar stepping motor having two rotation senses

Also Published As

Publication number Publication date
JPS5027911A (forum.php) 1975-03-22
GB1453902A (en) 1976-10-27
CH634194GA3 (forum.php) 1983-01-31
US3969642A (en) 1976-07-13
DE2434452A1 (de) 1975-02-06
DE2434452B2 (de) 1977-07-07
MY8300202A (en) 1983-12-31
CH634194B (fr)
HK39580A (en) 1980-08-08
JPS5740759B2 (forum.php) 1982-08-30
FR2238179A1 (forum.php) 1975-02-14

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