FR2131979A1 - - Google Patents

Info

Publication number
FR2131979A1
FR2131979A1 FR7206448A FR7206448A FR2131979A1 FR 2131979 A1 FR2131979 A1 FR 2131979A1 FR 7206448 A FR7206448 A FR 7206448A FR 7206448 A FR7206448 A FR 7206448A FR 2131979 A1 FR2131979 A1 FR 2131979A1
Authority
FR
France
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
FR7206448A
Other languages
French (fr)
Other versions
FR2131979B1 (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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 JP931171A external-priority patent/JPS5214406B1/ja
Priority claimed from JP2692671U external-priority patent/JPS4725101U/ja
Priority claimed from JP3799771U external-priority patent/JPS4733810U/ja
Priority claimed from JP9853571A external-priority patent/JPS5241842B2/ja
Priority claimed from JP10066871A external-priority patent/JPS4864414A/ja
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to FR7206448A priority Critical patent/FR2131979B1/fr
Publication of FR2131979A1 publication Critical patent/FR2131979A1/fr
Application granted granted Critical
Publication of FR2131979B1 publication Critical patent/FR2131979B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02K21/20—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having windings each turn of which co-operates only with poles of one polarity, e.g. homopolar machine
    • 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
    • H02K21/38—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary
    • H02K21/44—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary with armature windings wound upon the magnets
    • 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
    • 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
    • H02K37/20—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 rotating flux distributors, the armatures and magnets both being stationary

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7206448A 1971-02-26 1972-02-25 Expired FR2131979B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7206448A FR2131979B1 (en) 1971-02-26 1972-02-25

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP931171A JPS5214406B1 (en) 1971-02-26 1971-02-26
JP2692671U JPS4725101U (en) 1971-04-12 1971-04-12
JP3799771U JPS4733810U (en) 1971-05-12 1971-05-12
JP3381671 1971-05-19
JP3381571 1971-05-19
JP9853571A JPS5241842B2 (en) 1971-12-06 1971-12-06
JP10066871A JPS4864414A (en) 1971-12-14 1971-12-14
FR7206448A FR2131979B1 (en) 1971-02-26 1972-02-25

Publications (2)

Publication Number Publication Date
FR2131979A1 true FR2131979A1 (en) 1972-11-17
FR2131979B1 FR2131979B1 (en) 1976-07-23

Family

ID=27571078

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7206448A Expired FR2131979B1 (en) 1971-02-26 1972-02-25

Country Status (1)

Country Link
FR (1) FR2131979B1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509883A1 (en) * 1974-03-07 1975-09-11 Seiko Instr & Electronics ELECTRIC STEPPER MOTOR
EP0183792A1 (en) * 1984-05-21 1986-06-11 Sigma Instruments Inc Magnetically assisted stepping motor.
US4712028A (en) * 1984-05-21 1987-12-08 Sigma Instruments, Inc. Magnetically assisted stepping motor
US4713570A (en) * 1986-06-04 1987-12-15 Pacific Scientific Co. Magnetically enhanced variable reluctance motor systems

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2509883A1 (en) * 1974-03-07 1975-09-11 Seiko Instr & Electronics ELECTRIC STEPPER MOTOR
EP0183792A1 (en) * 1984-05-21 1986-06-11 Sigma Instruments Inc Magnetically assisted stepping motor.
EP0183792A4 (en) * 1984-05-21 1986-11-07 Sigma Instruments Inc Magnetically assisted stepping motor.
US4712028A (en) * 1984-05-21 1987-12-08 Sigma Instruments, Inc. Magnetically assisted stepping motor
US4713570A (en) * 1986-06-04 1987-12-15 Pacific Scientific Co. Magnetically enhanced variable reluctance motor systems

Also Published As

Publication number Publication date
FR2131979B1 (en) 1976-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse