BE778581A - STEP-BY-STEP ROTATION MECHANISM FOR WATCHMAKING MOVEMENTS - Google Patents

STEP-BY-STEP ROTATION MECHANISM FOR WATCHMAKING MOVEMENTS

Info

Publication number
BE778581A
BE778581A BE778581A BE778581A BE778581A BE 778581 A BE778581 A BE 778581A BE 778581 A BE778581 A BE 778581A BE 778581 A BE778581 A BE 778581A BE 778581 A BE778581 A BE 778581A
Authority
BE
Belgium
Prior art keywords
watchmaking
movements
rotation mechanism
step rotation
watchmaking movements
Prior art date
Application number
BE778581A
Other languages
French (fr)
Inventor
P Wuthrich
Original Assignee
Timex 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
Application filed by Timex Corp filed Critical Timex Corp
Publication of BE778581A publication Critical patent/BE778581A/en

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
    • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
    • 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
    • G04B11/00—Click devices; Stop clicks; Clutches
    • G04B11/02—Devices allowing the motion of a rotatable part in only one direction
    • G04B11/04—Pawl constructions therefor, e.g. pawl secured to an oscillating member actuating a ratchet

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Measurement Of Predetermined Time Intervals (AREA)
  • Transmission Devices (AREA)
  • Mechanical Control Devices (AREA)
BE778581A 1971-01-28 1972-01-27 STEP-BY-STEP ROTATION MECHANISM FOR WATCHMAKING MOVEMENTS BE778581A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11050071A 1971-01-28 1971-01-28

Publications (1)

Publication Number Publication Date
BE778581A true BE778581A (en) 1972-05-16

Family

ID=22333345

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778581A BE778581A (en) 1971-01-28 1972-01-27 STEP-BY-STEP ROTATION MECHANISM FOR WATCHMAKING MOVEMENTS

Country Status (11)

Country Link
US (1) US3740942A (en)
JP (1) JPS4840474A (en)
AU (1) AU453990B2 (en)
BE (1) BE778581A (en)
CA (1) CA946170A (en)
CH (2) CH116372A4 (en)
DE (1) DE2203062C3 (en)
FR (1) FR2126191B1 (en)
GB (1) GB1345283A (en)
IT (1) IT948334B (en)
NL (1) NL7201104A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0521765D0 (en) * 2005-10-25 2005-11-30 Fromanteel Ltd Clock
JP6740323B2 (en) * 2017-07-25 2020-08-12 ブランパン・エス アー Torque smoothing for timers, especially timers with a strike mechanism

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1473198A (en) * 1967-06-01
FR1292072A (en) * 1961-06-13 1962-04-27 Electric timer
DE1591218A1 (en) * 1967-03-09 1970-12-17 Junghans Gmbh Geb Crystal-controlled transistor oscillator
DE1809223B2 (en) * 1968-11-15 1972-11-30 Gebrüder Junghans GmbH, 7230 Schramberg WRISTWATCH WITH A PIEZOELECTRIC CRYSTAL AS A TIME HOLDING SWINGER

Also Published As

Publication number Publication date
DE2203062A1 (en) 1972-08-10
DE2203062B2 (en) 1974-01-24
CA946170A (en) 1974-04-30
GB1345283A (en) 1974-01-30
IT948334B (en) 1973-05-30
FR2126191A1 (en) 1972-10-06
FR2126191B1 (en) 1974-06-28
DE2203062C3 (en) 1974-08-22
AU3812772A (en) 1973-07-26
US3740942A (en) 1973-06-26
AU453990B2 (en) 1974-10-17
NL7201104A (en) 1972-08-01
CH116372A4 (en) 1974-05-31
CH555554A (en) 1974-10-31
JPS4840474A (en) 1973-06-14

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