CA933368A - Watch balance wheel - Google Patents

Watch balance wheel

Info

Publication number
CA933368A
CA933368A CA090443A CA90443A CA933368A CA 933368 A CA933368 A CA 933368A CA 090443 A CA090443 A CA 090443A CA 90443 A CA90443 A CA 90443A CA 933368 A CA933368 A CA 933368A
Authority
CA
Canada
Prior art keywords
balance wheel
watch balance
watch
wheel
balance
Prior art date
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.)
Expired
Application number
CA090443A
Other languages
English (en)
Other versions
CA90443S (en
Inventor
Meitinger Heinz
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.)
Timex Group USA Inc
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
Application granted granted Critical
Publication of CA933368A publication Critical patent/CA933368A/en
Expired legal-status Critical Current

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
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance
    • G04B17/063—Balance construction
    • 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
    • G04C3/06—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 using electromagnetic coupling between electric power source and balance
    • 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
    • G04C3/06—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 using electromagnetic coupling between electric power source and balance
    • G04C3/065—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 using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
CA090443A 1969-09-11 1970-08-11 Watch balance wheel Expired CA933368A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85716569A 1969-09-11 1969-09-11

Publications (1)

Publication Number Publication Date
CA933368A true CA933368A (en) 1973-09-11

Family

ID=25325350

Family Applications (1)

Application Number Title Priority Date Filing Date
CA090443A Expired CA933368A (en) 1969-09-11 1970-08-11 Watch balance wheel

Country Status (6)

Country Link
US (1) US3597914A (fr)
JP (1) JPS4828716B1 (fr)
CA (1) CA933368A (fr)
CH (2) CH1339670A4 (fr)
FR (1) FR2063157B1 (fr)
GB (1) GB1291515A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783600A (en) * 1971-07-29 1974-01-08 Junghans Gmbh Geb Electromechanic driving mechanism for the hands of a timepiece

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953896A (en) * 1955-02-07 1960-09-27 Hamilton Watch Co Balance wheel
GB1205753A (en) * 1966-09-09 1970-09-16 Smiths Industries Ltd Horological instruments incorporating electrical oscillation generators
US3492806A (en) * 1968-04-22 1970-02-03 Hamilton Watch Co High accuracy timepiece

Also Published As

Publication number Publication date
CH1339670A4 (fr) 1973-03-30
CH540522A (de) 1973-03-30
JPS4828716B1 (fr) 1973-09-04
DE2041090B2 (de) 1972-07-20
FR2063157A1 (fr) 1971-07-09
US3597914A (en) 1971-08-10
GB1291515A (en) 1972-10-04
FR2063157B1 (fr) 1974-03-22
DE2041090A1 (de) 1971-03-25

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