GB984498A - Timekeeping device - Google Patents

Timekeeping device

Info

Publication number
GB984498A
GB984498A GB4178563A GB4178563A GB984498A GB 984498 A GB984498 A GB 984498A GB 4178563 A GB4178563 A GB 4178563A GB 4178563 A GB4178563 A GB 4178563A GB 984498 A GB984498 A GB 984498A
Authority
GB
United Kingdom
Prior art keywords
jewel
oscillator
free end
wheel
carrying
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
GB4178563A
Other languages
English (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.)
United States Time Corp
Original Assignee
United States 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 DE1962U0009355 external-priority patent/DE1254089B/de
Application filed by United States Time Corp filed Critical United States Time Corp
Publication of GB984498A publication Critical patent/GB984498A/en
Expired legal-status Critical Current

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
    • G04C3/08—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically
    • G04C3/10—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means
    • G04C3/101—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 mechanical oscillator other than a pendulum or balance, e.g. by a tuning fork, e.g. electrostatically driven by electromagnetic means constructional details
    • 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)
  • Electromagnetism (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Adornments (AREA)
GB4178563A 1962-10-31 1963-10-23 Timekeeping device Expired GB984498A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1962U0009355 DE1254089B (de) 1962-10-31 1962-10-31 Antriebsanordnung zum Antreiben eines Zahnrades eines zeithaltenden Geraetes
US28000063A 1963-05-13 1963-05-13

Publications (1)

Publication Number Publication Date
GB984498A true GB984498A (en) 1965-02-24

Family

ID=26000947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4178563A Expired GB984498A (en) 1962-10-31 1963-10-23 Timekeeping device

Country Status (2)

Country Link
CH (1) CH421826A (cs)
GB (1) GB984498A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103912649A (zh) * 2014-04-02 2014-07-09 厦门理工学院 一种超磁致伸缩材料驱动的棘轮机构

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103912649A (zh) * 2014-04-02 2014-07-09 厦门理工学院 一种超磁致伸缩材料驱动的棘轮机构
CN103912649B (zh) * 2014-04-02 2017-06-06 厦门理工学院 一种超磁致伸缩材料驱动的棘轮机构

Also Published As

Publication number Publication date
CH421826A (de) 1967-04-15
CH1334063A4 (cs) 1966-06-15

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