CH613359B - Moteur a impulsions pour appareil horometrique. - Google Patents

Moteur a impulsions pour appareil horometrique.

Info

Publication number
CH613359B
CH613359B CH1081675A CH1081675A CH613359B CH 613359 B CH613359 B CH 613359B CH 1081675 A CH1081675 A CH 1081675A CH 1081675 A CH1081675 A CH 1081675A CH 613359 B CH613359 B CH 613359B
Authority
CH
Switzerland
Prior art keywords
rotor
stators
pair
gaps
polarity
Prior art date
Application number
CH1081675A
Other languages
English (en)
Other versions
CH613359GA3 (en
Inventor
Nobuo Toyama
Akira Kikuyama
Shigekazu Takahashi
Original Assignee
Ricoh Watch
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 of CH613359B publication Critical patent/CH613359B/fr
Priority claimed from JP9865074A external-priority patent/JPS5125714A/ja
Priority claimed from JP14102774A external-priority patent/JPS5167904A/ja
Application filed by Ricoh Watch filed Critical Ricoh Watch
Publication of CH613359GA3 publication Critical patent/CH613359GA3/xx

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
    • H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
    • H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
    • H02K37/125—Magnet axially facing armature

Landscapes

  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Control Of Stepping Motors (AREA)
  • Valve Device For Special Equipments (AREA)
  • Surgical Instruments (AREA)
  • Windings For Motors And Generators (AREA)
  • Graft Or Block Polymers (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
CH1081675A 1974-08-28 1975-08-20 Pulsed motor for horometrical apparatus CH613359GA3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9865074A JPS5125714A (ja) 1974-08-28 1974-08-28 Parusumoota
JP14102774A JPS5167904A (ja) 1974-12-08 1974-12-08 Parusumoota

Publications (2)

Publication Number Publication Date
CH613359B true CH613359B (fr)
CH613359GA3 CH613359GA3 (en) 1979-09-28

Family

ID=26439781

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1081675A CH613359GA3 (en) 1974-08-28 1975-08-20 Pulsed motor for horometrical apparatus

Country Status (5)

Country Link
US (1) US3989967A (fr)
CH (1) CH613359GA3 (fr)
DE (1) DE2538372C3 (fr)
FR (1) FR2283576A1 (fr)
GB (1) GB1510220A (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1451359A (en) * 1973-11-30 1976-09-29 Citizen Watch Co Ltd Pulse motor driven circuit
JPS5240712A (en) * 1975-09-27 1977-03-29 Citizen Watch Co Ltd Pulse motor for electronic clocks
US4297838A (en) * 1976-04-27 1981-11-03 Citizen Watch Co. Ltd. Electronic timepiece
US4075518A (en) * 1976-06-22 1978-02-21 Bulova Watch Company, Inc. Micro-miniature stepping motor
US4162418A (en) * 1976-12-14 1979-07-24 Niles Parts Co., Ltd. Stepping motor for electronic clock
DE2706650C3 (de) * 1977-02-17 1981-04-09 Vdo Adolf Schindling Ag, 6000 Frankfurt Einphasenschrittmotor
US4088909A (en) * 1977-02-18 1978-05-09 Kanto Seiki Company, Limited Stepping motor for timekeeping mechanism
DE2707252A1 (de) * 1977-02-19 1978-08-24 Quarz Zeit Ag Einphasenschrittmotor
CH630775B (fr) * 1979-04-12 Portescap Moteur pas a pas polyphase pour mouvement d'horlogerie.
CH634696A5 (en) * 1979-12-12 1983-02-15 Ebauches Sa Electromagnetic motor with two directions of rotation
US4318017A (en) * 1980-01-04 1982-03-02 Timex Corporation Rotor assembly for electric stepping motor
WO1982000929A1 (fr) * 1980-08-29 1982-03-18 Sa Elessach Moteur pas a pas, notamment pour montre electronique
US4336471A (en) * 1980-10-24 1982-06-22 Timex Corporation Stator assembly for stepping motor
FR2497022A1 (fr) * 1980-12-24 1982-06-25 Portescap Moteur pas a pas diphase
US4369385A (en) * 1981-03-17 1983-01-18 Malkin Daniel D Single-phase step micromotor
DE3149943C2 (de) * 1981-12-17 1986-02-06 Vdo Adolf Schindling Ag, 6000 Frankfurt Zweiphasenschrittmotor
JPS59165950A (ja) * 1983-03-11 1984-09-19 Citizen Watch Co Ltd 小型ステツピングモ−タ
WO1985000705A1 (fr) * 1983-07-28 1985-02-14 Michel Grosjean Moteur polyphase a rotor aimante presentant n/2 paires de poles par face
WO1985000704A1 (fr) * 1983-07-28 1985-02-14 Michel Grosjean Moteur polyphase a rotor aimante presentant n paires de poles a aimantation axiale
EP0153930A1 (fr) * 1983-07-28 1985-09-11 GROSJEAN, Michel Moteur polyphase a rotor aimante presentant n/2 paires de poles a sa peripherie
US4713565A (en) * 1984-07-11 1987-12-15 Michel Grosjean Single-phase motor with a magnetized rotor
JPH02228242A (ja) * 1989-02-28 1990-09-11 Jeco Co Ltd 時計用ステップモータ
CH681500B5 (fr) * 1991-04-19 1993-10-15 Ebauchesfabrik Eta Ag Moteur électromagnétique à deux sens de rotation, notamment pour pièce d'horlogerie.
GB2290911A (en) * 1994-06-28 1996-01-10 Dafydd Roberts Rotary electromagnetic actuator
DE4429259A1 (de) * 1994-08-18 1996-02-22 Moto Meter Gmbh Schrittmotor mit vorwiegend axialer Rotormagnetisierung
FR2727174A1 (fr) * 1994-11-21 1996-05-24 Aerospatiale Palier magnetique a noyau de bobine rapporte
DE19504387A1 (de) * 1995-02-11 1996-08-22 Dufa Deutsche Uhrenfabr Gmbh Schrittmotor
US6215207B1 (en) * 1997-08-26 2001-04-10 Denso Corporation Torque motor having uniform torque output characteristics
US6897579B2 (en) * 2001-09-28 2005-05-24 Canon Kabushiki Kaisha Motor
JP3793965B2 (ja) * 2002-08-27 2006-07-05 愛三工業株式会社 トルクモータのステータコア
JP4455407B2 (ja) * 2005-05-31 2010-04-21 キヤノン株式会社 駆動装置
CN203730353U (zh) * 2014-02-27 2014-07-23 讯凯国际股份有限公司 薄型化轴向气隙式风扇

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3372291A (en) * 1960-06-20 1968-03-05 Banning Jr Thomas A Motor drives for control rods of reactors, and the like
US3135886A (en) * 1961-11-13 1964-06-02 Cons Electronies Ind Corp Coupled synchronous motor assembly and method of coupling synchronous motors
US3597915A (en) * 1968-11-05 1971-08-10 Susumu Aizawa Driving device of electronic watch
US3731125A (en) * 1970-06-13 1973-05-01 Citizen Watch Co Ltd Pulse motor for time piece
US3633055A (en) * 1970-06-22 1972-01-04 Molon Motor & Coil Corp Permanent magnet motor
US3878414A (en) * 1972-11-22 1975-04-15 Star Mfg Co Electric motor arrangement
US3909646A (en) * 1974-02-01 1975-09-30 Tri Tech Electric rotating machine

Also Published As

Publication number Publication date
FR2283576A1 (fr) 1976-03-26
FR2283576B1 (fr) 1981-12-31
DE2538372B2 (de) 1977-10-27
US3989967A (en) 1976-11-02
GB1510220A (en) 1978-05-10
DE2538372C3 (de) 1978-06-08
DE2538372A1 (de) 1976-03-11
CH613359GA3 (en) 1979-09-28

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Legal Events

Date Code Title Description
PL Patent ceased