IT1011793B - Motore elettrico sincrono parti colarmente per orologi - Google Patents

Motore elettrico sincrono parti colarmente per orologi

Info

Publication number
IT1011793B
IT1011793B IT6832674A IT6832674A IT1011793B IT 1011793 B IT1011793 B IT 1011793B IT 6832674 A IT6832674 A IT 6832674A IT 6832674 A IT6832674 A IT 6832674A IT 1011793 B IT1011793 B IT 1011793B
Authority
IT
Italy
Prior art keywords
colarly
watches
electric motor
motor synchronous
synchronous parts
Prior art date
Application number
IT6832674A
Other languages
English (en)
Original Assignee
Gen Time 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
Priority claimed from US374022A external-priority patent/US3869627A/en
Application filed by Gen Time Corp filed Critical Gen Time Corp
Application granted granted Critical
Publication of IT1011793B publication Critical patent/IT1011793B/it

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
    • H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C15/00—Clocks driven by synchronous motors

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)
  • Motor And Converter Starters (AREA)
IT6832674A 1973-06-27 1974-04-26 Motore elettrico sincrono parti colarmente per orologi IT1011793B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US374022A US3869627A (en) 1972-02-17 1973-06-27 Synchronous motor

Publications (1)

Publication Number Publication Date
IT1011793B true IT1011793B (it) 1977-02-10

Family

ID=23474912

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6832674A IT1011793B (it) 1973-06-27 1974-04-26 Motore elettrico sincrono parti colarmente per orologi

Country Status (7)

Country Link
JP (1) JPS5027910A (it)
BR (1) BR7405153A (it)
CA (1) CA996174A (it)
DE (1) DE2430585C3 (it)
FR (1) FR2235523B2 (it)
GB (1) GB1475329A (it)
IT (1) IT1011793B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115714A (en) * 1976-03-04 1978-09-19 General Time Corporation Stepping motor
FR2497022A1 (fr) * 1980-12-24 1982-06-25 Portescap Moteur pas a pas diphase
GB8907216D0 (en) * 1989-03-30 1989-05-10 Cavanagh Patrick E Circumferential motor
DE19629694A1 (de) * 1996-07-23 1998-01-29 Pohl & Mueller Gmbh Mes Und Re Sicherheitseinrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE615045C (de) * 1929-12-11 1935-06-26 Siemens Schuckertwerke Akt Ges Synchronkleinmotor, insbesondere fuer den Antrieb von Uhren und Tarifapparaten
DE1082555B (de) * 1958-03-31 1960-05-25 Licentia Gmbh Polarisierte Nebenuhr
DE1203379B (de) * 1960-08-09 1965-10-21 Deutsche Bundespost Synchronmotor
BE666835A (it) * 1964-07-15

Also Published As

Publication number Publication date
DE2430585A1 (de) 1975-01-09
CA996174A (en) 1976-08-31
BR7405153A (pt) 1976-02-17
DE2430585B2 (de) 1980-12-11
GB1475329A (en) 1977-06-01
FR2235523A2 (it) 1975-01-24
FR2235523B2 (it) 1980-09-12
DE2430585C3 (de) 1981-09-17
JPS5027910A (it) 1975-03-22

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