FR2493064B1 - Moteur electrique pas a pas notamment pour dispositifs d'horlogerie - Google Patents

Moteur electrique pas a pas notamment pour dispositifs d'horlogerie

Info

Publication number
FR2493064B1
FR2493064B1 FR8119973A FR8119973A FR2493064B1 FR 2493064 B1 FR2493064 B1 FR 2493064B1 FR 8119973 A FR8119973 A FR 8119973A FR 8119973 A FR8119973 A FR 8119973A FR 2493064 B1 FR2493064 B1 FR 2493064B1
Authority
FR
France
Prior art keywords
watchmaking
devices
stepper motor
electric stepper
electric
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
FR8119973A
Other languages
English (en)
Other versions
FR2493064A1 (fr
Inventor
Michel G Plancon
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.)
Timex Group USA Inc
Original Assignee
Timex Corp
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 Timex Corp filed Critical Timex Corp
Publication of FR2493064A1 publication Critical patent/FR2493064A1/fr
Application granted granted Critical
Publication of FR2493064B1 publication Critical patent/FR2493064B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/08—Slave-clocks actuated intermittently
    • G04C13/10—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Slave-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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Electromechanical Clocks (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Motor Or Generator Frames (AREA)
FR8119973A 1980-10-24 1981-10-23 Moteur electrique pas a pas notamment pour dispositifs d'horlogerie Expired FR2493064B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/200,229 US4336471A (en) 1980-10-24 1980-10-24 Stator assembly for stepping motor

Publications (2)

Publication Number Publication Date
FR2493064A1 FR2493064A1 (fr) 1982-04-30
FR2493064B1 true FR2493064B1 (fr) 1986-05-23

Family

ID=22740840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8119973A Expired FR2493064B1 (fr) 1980-10-24 1981-10-23 Moteur electrique pas a pas notamment pour dispositifs d'horlogerie

Country Status (6)

Country Link
US (1) US4336471A (fr)
JP (1) JPS5797359A (fr)
FR (1) FR2493064B1 (fr)
GB (1) GB2088144B (fr)
HK (1) HK82484A (fr)
SG (1) SG55684G (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4680494A (en) * 1983-07-28 1987-07-14 Michel Grosjean Multiphase motor with facially magnetized rotor having N/2 pairs of poles per face
JPS60501934A (ja) * 1983-07-28 1985-11-07 グロジヤン、ミシエル 周辺にｎ／２対の極を有する磁化ロ−タによる多相モ−タ
JPS60501935A (ja) * 1983-07-28 1985-11-07 グロジヤン，ミシエル 磁化軸にｎ対の極を有する磁化ロ−タによる多相モ−タ
JPS62246225A (ja) * 1986-04-18 1987-10-27 Toshiba Corp ブラウン管パネル支持装置
FR2648632B1 (fr) * 1989-06-16 1991-10-04 Moving Magnet Tech Actionneur electromagnetique monophase de faible encombrement
JP2565841Y2 (ja) * 1990-02-19 1998-03-25 宇呂電子工業株式会社 共聴機器用シールド筐体
CH681500B5 (fr) * 1991-04-19 1993-10-15 Ebauchesfabrik Eta Ag Moteur électromagnétique à deux sens de rotation, notamment pour pièce d'horlogerie.
US6897579B2 (en) * 2001-09-28 2005-05-24 Canon Kabushiki Kaisha Motor
US6975049B2 (en) * 2003-10-29 2005-12-13 A. O. Smith Corporation Electrical machine and method of manufacturing the same
GB2468298B (en) * 2009-03-03 2014-05-28 Dyson Technology Ltd Holder for a position sensor
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 (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548133A (en) * 1946-12-21 1951-04-10 Owens Corning Fiberglass Corp Construction of electric motors and generators
US3475630A (en) * 1967-07-19 1969-10-28 American Mach & Foundry Synchronous motor with permanent magnet rotor
FR2209246B1 (fr) * 1972-12-05 1978-03-03 Fresard Freres Sa
FR2280232A1 (fr) * 1974-07-25 1976-02-20 Rech Mat Micro Moteurs Ele Dispositif moteur electrique
CH613359GA3 (en) * 1974-08-28 1979-09-28 Pulsed motor for horometrical apparatus
US4075518A (en) * 1976-06-22 1978-02-21 Bulova Watch Company, Inc. Micro-miniature stepping motor
CH599707A5 (fr) * 1976-09-03 1978-05-31 Portescap
GB1556537A (en) * 1977-01-21 1979-11-28 Kanto Seiki Co Stepping motor for timekeeping mechanism
DE2705685A1 (de) * 1977-02-11 1978-08-17 Quarz Zeit Ag Einphasenschrittmotor
DE2938266B2 (de) * 1978-09-22 1981-01-08 Portescap, La Chaux-De-Fonds, Neuenburg (Schweiz) Elektrischer Schrittmotor

Also Published As

Publication number Publication date
US4336471A (en) 1982-06-22
GB2088144A (en) 1982-06-03
JPS5797359A (en) 1982-06-17
SG55684G (en) 1985-03-08
FR2493064A1 (fr) 1982-04-30
HK82484A (en) 1984-11-09
GB2088144B (en) 1984-06-27

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Legal Events

Date Code Title Description
ST Notification of lapse