ATE87147T1 - Elektromechanisches zeitmessgeraet mit schrittmotor. - Google Patents

Elektromechanisches zeitmessgeraet mit schrittmotor.

Info

Publication number
ATE87147T1
ATE87147T1 AT88201311T AT88201311T ATE87147T1 AT E87147 T1 ATE87147 T1 AT E87147T1 AT 88201311 T AT88201311 T AT 88201311T AT 88201311 T AT88201311 T AT 88201311T AT E87147 T1 ATE87147 T1 AT E87147T1
Authority
AT
Austria
Prior art keywords
rotor
stator
poles
stepper motor
situated
Prior art date
Application number
AT88201311T
Other languages
English (en)
Inventor
Petrus Matheus Josephus Knapen
Johannes H Wouterse
Original Assignee
Kinetron Bv
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 Kinetron Bv filed Critical Kinetron Bv
Application granted granted Critical
Publication of ATE87147T1 publication Critical patent/ATE87147T1/de

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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G15/00—Time-pieces comprising means to be operated at preselected times or after preselected time intervals
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
AT88201311T 1987-06-26 1988-06-24 Elektromechanisches zeitmessgeraet mit schrittmotor. ATE87147T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8701504A NL8701504A (nl) 1987-06-26 1987-06-26 Electromechanische tijdaanduider met stappenmotor.
EP88201311A EP0296691B1 (de) 1987-06-26 1988-06-24 Elektromechanisches Zeitmessgerät mit Schrittmotor

Publications (1)

Publication Number Publication Date
ATE87147T1 true ATE87147T1 (de) 1993-04-15

Family

ID=19850212

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88201311T ATE87147T1 (de) 1987-06-26 1988-06-24 Elektromechanisches zeitmessgeraet mit schrittmotor.

Country Status (7)

Country Link
US (1) US4908808A (de)
EP (1) EP0296691B1 (de)
JP (1) JPS6429792A (de)
KR (1) KR910008675B1 (de)
AT (1) ATE87147T1 (de)
DE (1) DE3879289T2 (de)
NL (1) NL8701504A (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02228242A (ja) * 1989-02-28 1990-09-11 Jeco Co Ltd 時計用ステップモータ
JPH078149B2 (ja) * 1989-06-16 1995-01-30 松下電器産業株式会社 静電型マイクロモータの駆動力伝達装置
NL8902559A (nl) * 1989-10-16 1991-05-16 Du Med Bv Intra-luminale inrichting.
US5240003A (en) * 1989-10-16 1993-08-31 Du-Med B.V. Ultrasonic instrument with a micro motor having stator coils on a flexible circuit board
CH685527B5 (fr) * 1993-02-12 1996-02-15 Sonceboz Ebauches Fab Moteur pas a pas multipolaire.
US6080352A (en) * 1994-07-11 2000-06-27 Seagate Technologies, Inc. Method of magnetizing a ring-shaped magnet
FR2727174A1 (fr) * 1994-11-21 1996-05-24 Aerospatiale Palier magnetique a noyau de bobine rapporte
US5540729A (en) * 1994-12-19 1996-07-30 Medtronic, Inc. Movement powered medical pulse generator having a full-wave rectifier with dynamic bias
US5793130A (en) * 1997-02-07 1998-08-11 Anderson; Marty J. Miniature electric generator and lighting apparatus
US6611078B1 (en) * 2000-07-19 2003-08-26 Tri-Seven Research, Inc. Flux diode motor
US7332837B2 (en) * 2003-08-11 2008-02-19 General Motors Corporation Cooling and handling of reaction torque for an axial flux motor
US20050035678A1 (en) * 2003-08-11 2005-02-17 Ward Terence G. Axial flux motor mass reduction with improved cooling
US7262536B2 (en) * 2003-08-11 2007-08-28 General Motors Corporation Gearless wheel motor drive system
DE112007002106T5 (de) * 2006-09-08 2009-07-02 GM Global Technology Operations, Inc., Detroit Fahrzeugradanordnung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856278C (de) * 1948-12-03 1952-11-20 Normalzeit G M B H Elektromagnetischer Schrittantrieb fuer polarisierte Nebenuhrwerke
US3256453A (en) * 1962-08-27 1966-06-14 Cons Electronics Ind Synchronous motors
CH444059A (de) * 1963-02-15 1968-02-15 Reich Robert W Elektrischer Wecker
US3253169A (en) * 1963-02-20 1966-05-24 Cons Electronics Ind Synchronous motors
DE2166739C3 (de) * 1971-06-24 1988-10-20 Kabushiki Kaisha Suwa Seikosha, Tokio/Tokyo Quarzkristall-Armbanduhr mit einem elektromechanischen Wandler
US4095129A (en) * 1975-09-22 1978-06-13 Citizen Watch Company Limited Rotor assembly for electro-mechanical transducer of electronic timepiece
GB1566622A (en) * 1977-08-06 1980-05-08 Jeco Kk Self-starting miniature synchronous motors
GB2062367A (en) * 1979-04-12 1981-05-20 Portescap Stepping polyphased motor for a clockwork mechanism
US4426159A (en) * 1979-12-06 1984-01-17 Casio Computer Co., Ltd. Electronic time keeping device
DE2950210C2 (de) * 1979-12-13 1982-05-13 Casio Computer Co., Ltd., Tokyo Elektronischer Zeitmesser
US4547758A (en) * 1982-12-02 1985-10-15 Hitachi Metals, Ltd. Cylindrical permanent magnet and method of manufacturing
US4506181A (en) * 1984-03-02 1985-03-19 General Electric Company Permanent magnet rotor with complete amortisseur
US4656381A (en) * 1984-04-25 1987-04-07 Fumito Komatsu Magnetic pole structure having aternate poles extending from a point of bases, for a rotary electric machine
US4584495A (en) * 1984-12-17 1986-04-22 Applied Motion Products, Inc. Performance step motor

Also Published As

Publication number Publication date
KR910008675B1 (ko) 1991-10-19
DE3879289T2 (de) 1993-09-30
EP0296691A1 (de) 1988-12-28
NL8701504A (nl) 1989-01-16
US4908808A (en) 1990-03-13
JPS6429792A (en) 1989-01-31
KR890000940A (ko) 1989-03-17
DE3879289D1 (de) 1993-04-22
EP0296691B1 (de) 1993-03-17

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties