CH611760B - Elektrische uhr mit synchronmotorantrieb und untersetzungsgetriebe. - Google Patents

Elektrische uhr mit synchronmotorantrieb und untersetzungsgetriebe.

Info

Publication number
CH611760B
CH611760B CH1298076A CH1298076A CH611760B CH 611760 B CH611760 B CH 611760B CH 1298076 A CH1298076 A CH 1298076A CH 1298076 A CH1298076 A CH 1298076A CH 611760 B CH611760 B CH 611760B
Authority
CH
Switzerland
Prior art keywords
gear
wheel
synchronous motor
axle
clock
Prior art date
Application number
CH1298076A
Other languages
English (en)
Other versions
CH611760GA3 (en
Inventor
Rolf Naeff
Original Assignee
Landis & Gyr Ag
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 of CH611760B publication Critical patent/CH611760B/de
Application filed by Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH1298076A priority Critical patent/CH611760GA3/xx
Priority to DE2744891A priority patent/DE2744891C2/de
Publication of CH611760GA3 publication Critical patent/CH611760GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B13/00—Gearwork
    • G04B13/007—Gearwork with differential work
    • G04B13/008—Differentials
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C15/00—Clocks driven by synchronous motors
    • G04C15/0009—Clocks driven by synchronous motors without power-reserve

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Retarders (AREA)
  • Gears, Cams (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Gear Transmission (AREA)
CH1298076A 1976-10-13 1976-10-13 Electric clock with synchronous-motor drive and reduction gear CH611760GA3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1298076A CH611760GA3 (en) 1976-10-13 1976-10-13 Electric clock with synchronous-motor drive and reduction gear
DE2744891A DE2744891C2 (de) 1976-10-13 1977-10-06 Elektrische Uhr mit Synchronmotorantrieb und Planeten-Untersetzungsgetriebe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1298076A CH611760GA3 (en) 1976-10-13 1976-10-13 Electric clock with synchronous-motor drive and reduction gear

Publications (2)

Publication Number Publication Date
CH611760B true CH611760B (de)
CH611760GA3 CH611760GA3 (en) 1979-06-29

Family

ID=4388197

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1298076A CH611760GA3 (en) 1976-10-13 1976-10-13 Electric clock with synchronous-motor drive and reduction gear

Country Status (2)

Country Link
CH (1) CH611760GA3 (de)
DE (1) DE2744891C2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3944026A1 (de) * 2020-07-21 2022-01-26 Rolex Sa Uhrwerkmechanismus mit zählkette

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1517740A (fr) * 1966-07-27 1968-03-22 Relais temporisé à moteur synchrone

Also Published As

Publication number Publication date
DE2744891A1 (de) 1978-04-20
CH611760GA3 (en) 1979-06-29
DE2744891C2 (de) 1983-05-26

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