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FR2326069A1 - MINIATURE ELECTRIC MOTOR - Google Patents

MINIATURE ELECTRIC MOTOR

Info

Publication number
FR2326069A1
FR2326069A1 FR7627988A FR7627988A FR2326069A1 FR 2326069 A1 FR2326069 A1 FR 2326069A1 FR 7627988 A FR7627988 A FR 7627988A FR 7627988 A FR7627988 A FR 7627988A FR 2326069 A1 FR2326069 A1 FR 2326069A1
Authority
FR
France
Prior art keywords
electric motor
miniature electric
miniature
motor
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.)
Granted
Application number
FR7627988A
Other languages
French (fr)
Other versions
FR2326069B1 (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.)
Seikosha KK
Original Assignee
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
Priority claimed from JP50115199A external-priority patent/JPS5814144B2/en
Priority claimed from JP1761476A external-priority patent/JPS52101404A/en
Application filed by Seikosha KK filed Critical Seikosha KK
Publication of FR2326069A1 publication Critical patent/FR2326069A1/en
Application granted granted Critical
Publication of FR2326069B1 publication Critical patent/FR2326069B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/141—Stator cores with salient poles consisting of C-shaped cores
    • H02K1/143—Stator cores with salient poles consisting of C-shaped cores of the horse-shoe type
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
FR7627988A 1975-09-23 1976-09-17 MINIATURE ELECTRIC MOTOR Granted FR2326069A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP50115199A JPS5814144B2 (en) 1975-09-23 1975-09-23 Kogata motor
JP1761476A JPS52101404A (en) 1976-02-20 1976-02-20 Miniature motor

Publications (2)

Publication Number Publication Date
FR2326069A1 true FR2326069A1 (en) 1977-04-22
FR2326069B1 FR2326069B1 (en) 1982-07-30

Family

ID=26354166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7627988A Granted FR2326069A1 (en) 1975-09-23 1976-09-17 MINIATURE ELECTRIC MOTOR

Country Status (7)

Country Link
BR (1) BR7606235A (en)
CH (1) CH598712A5 (en)
DE (1) DE2642432C2 (en)
FR (1) FR2326069A1 (en)
GB (1) GB1559993A (en)
HK (1) HK27883A (en)
IT (1) IT1078748B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000929A1 (en) * 1980-08-29 1982-03-18 Sa Elessach Stepping motor,particularly for electronic watch

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5543953A (en) * 1978-09-20 1980-03-28 Rhythm Watch Co Ltd Miniature motor for watch
RU2183043C1 (en) * 2001-04-23 2002-05-27 Томский политехнический институт Borehole generator rotor
EP1544693A1 (en) * 2003-12-19 2005-06-22 ETA SA Manufacture Horlogère Suisse Single phase step motor for a wristwatch type mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR972469A (en) * 1941-03-29 1951-01-30 Hatot Leon Ets Improvements to magneto-electric devices
FR1033643A (en) * 1951-01-31 1953-07-13 Hatot Leon Ets Improvements to magneto-electric clocks and similar devices
FR1460250A (en) * 1964-12-16 1966-11-25 Philips Nv Small electric machine
FR2263632A1 (en) * 1974-03-07 1975-10-03 Seiko Instr & Electronics

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US872873A (en) * 1906-08-20 1907-12-03 Frank L West Mounting for hooks and eyes.
GB687948A (en) * 1948-12-02 1953-02-25 Telefonbau Und Normalzeit Ges Improvements in or relating to electromagnetic secondary clocks
DE1078678B (en) * 1953-09-17 1960-03-31 An Des Etablissements Leon Hat Circuit arrangement for brushless motors
CH334520A (en) * 1956-04-27 1958-11-30 Hatot Leon Ets Electromagnetic pulse motor device
CH354506A (en) * 1958-05-02 1961-05-31 Horstmann Magnetics Ltd Rotary electromagnetic device
US3878414A (en) * 1972-11-22 1975-04-15 Star Mfg Co Electric motor arrangement

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR972469A (en) * 1941-03-29 1951-01-30 Hatot Leon Ets Improvements to magneto-electric devices
FR1033643A (en) * 1951-01-31 1953-07-13 Hatot Leon Ets Improvements to magneto-electric clocks and similar devices
FR1460250A (en) * 1964-12-16 1966-11-25 Philips Nv Small electric machine
FR2263632A1 (en) * 1974-03-07 1975-10-03 Seiko Instr & Electronics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000929A1 (en) * 1980-08-29 1982-03-18 Sa Elessach Stepping motor,particularly for electronic watch

Also Published As

Publication number Publication date
FR2326069B1 (en) 1982-07-30
GB1559993A (en) 1980-01-30
DE2642432C2 (en) 1984-11-15
BR7606235A (en) 1977-06-14
CH598712A5 (en) 1978-05-12
HK27883A (en) 1983-08-26
IT1078748B (en) 1985-05-08
DE2642432A1 (en) 1977-03-31

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Legal Events

Date Code Title Description
DL Decision of the director general to leave to make available licences of right