HK87585A - Transducer for an electronic timepiece - Google Patents

Transducer for an electronic timepiece

Info

Publication number
HK87585A
HK87585A HK875/85A HK87585A HK87585A HK 87585 A HK87585 A HK 87585A HK 875/85 A HK875/85 A HK 875/85A HK 87585 A HK87585 A HK 87585A HK 87585 A HK87585 A HK 87585A
Authority
HK
Hong Kong
Prior art keywords
rotor
stator
transducer
electronic timepiece
axis
Prior art date
Application number
HK875/85A
Other languages
English (en)
Inventor
Sakiho Okazaki
Yoshikazu Kawamura
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 HK87585A publication Critical patent/HK87585A/xx

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
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/18—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having horse-shoe armature cores
    • H02K21/185—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having horse-shoe armature cores with the axis of the rotor perpendicular to the plane of the 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
    • H02K37/14—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 with magnets rotating within the armatures
    • H02K37/16—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 with magnets rotating within the armatures having horseshoe armature cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Electrophonic Musical Instruments (AREA)
HK875/85A 1977-09-07 1985-11-07 Transducer for an electronic timepiece HK87585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10748477A JPS5441408A (en) 1977-09-07 1977-09-07 Transducer for electronic watch

Publications (1)

Publication Number Publication Date
HK87585A true HK87585A (en) 1985-11-15

Family

ID=14460378

Family Applications (1)

Application Number Title Priority Date Filing Date
HK875/85A HK87585A (en) 1977-09-07 1985-11-07 Transducer for an electronic timepiece

Country Status (8)

Country Link
EP (1) EP0001334A1 (de)
JP (1) JPS5441408A (de)
CH (1) CH629063GA3 (de)
DE (1) DE2857221A1 (de)
FR (1) FR2427727A1 (de)
GB (1) GB2041658B (de)
HK (1) HK87585A (de)
MY (1) MY8700006A (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51134816A (en) * 1975-05-16 1976-11-22 Seiko Instr & Electronics Ltd Converter for an electronic clock
US4679313A (en) * 1985-03-08 1987-07-14 Kollmorgen Technologies Corporation Method of making a servo motor with high energy product magnets
FR2605157A1 (fr) * 1986-10-13 1988-04-15 Parrenin Sa Moteur electrique du type pas a pas notamment pour montre a quartz
JPS63101574A (ja) * 1986-10-16 1988-05-06 Taiho Kogyo Co Ltd ガスケツト
EP0358806B1 (de) * 1988-09-15 1993-03-17 Siemens Aktiengesellschaft Selbstanlaufender Einphasen-Synchronmotor
JP2515968Y2 (ja) * 1990-07-31 1996-11-06 株式会社コパル 永久磁石ロータ型ステッピングモータ
DE4328421A1 (de) * 1993-08-24 1995-03-02 Vacuumschmelze Gmbh Schrittmotor für eine elektrische Uhr
DE19500357A1 (de) * 1995-01-09 1996-07-18 Haller Eckhart W Dipl Ing Fh Elektromagnetischer Schrittmotor mit zwei Drehrichtungen
US6975049B2 (en) 2003-10-29 2005-12-13 A. O. Smith Corporation Electrical machine and method of manufacturing the same
WO2006007642A1 (en) * 2004-07-16 2006-01-26 Unitract Syringe Pty Ltd Syringe needle sheath
EP2025944B1 (de) 2007-08-09 2017-08-09 Askoll Holding S.r.l. Einphasiger Synchronmotor für Hausgeräte
CN106487123B (zh) * 2015-08-31 2024-04-09 德昌电机(深圳)有限公司 液泵及其驱动电机

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR68711E (fr) * 1955-07-13 1958-06-09 Hatot Leon Ets Perfectionnements aux horloges magnéto-électriques et aux appareils analogues
US2792510A (en) * 1956-01-25 1957-05-14 Gen Electric Motor structure
FR74145E (fr) * 1958-09-02 1960-11-07 Hatot Leon Ets Perfectionnements aux petites machines et aux instruments magnéto-électriques
US3768054A (en) * 1972-04-03 1973-10-23 Gen Electric Low flux leakage magnet construction
JPS5013773A (de) * 1973-06-07 1975-02-13
FR2263632B1 (de) * 1974-03-07 1980-08-14 Seiko Instr & Electronics
JPS604666B2 (ja) * 1974-04-04 1985-02-05 セイコーエプソン株式会社 水晶腕時計用変換器
JPS512912A (ja) * 1974-06-28 1976-01-12 Seiko Instr & Electronics Muchoseisutetsupumoota

Also Published As

Publication number Publication date
JPS5441408A (en) 1979-04-02
GB2041658A (en) 1980-09-10
FR2427727A1 (fr) 1979-12-28
GB2041658B (en) 1982-12-01
CH629063GA3 (de) 1982-04-15
DE2857221C2 (de) 1988-02-04
FR2427727B1 (de) 1983-10-07
JPS6114748B2 (de) 1986-04-21
DE2857221A1 (de) 1980-01-03
MY8700006A (en) 1987-12-31
EP0001334A1 (de) 1979-04-04

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Legal Events

Date Code Title Description
PE Patent expired