FR970678A - Automatic regulator for clocks and watches - Google Patents

Automatic regulator for clocks and watches

Info

Publication number
FR970678A
FR970678A FR970678DA FR970678A FR 970678 A FR970678 A FR 970678A FR 970678D A FR970678D A FR 970678DA FR 970678 A FR970678 A FR 970678A
Authority
FR
France
Prior art keywords
watches
clocks
automatic regulator
regulator
automatic
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
Other languages
French (fr)
Inventor
George Strafford Andrews
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 filed Critical
Application granted granted Critical
Publication of FR970678A publication Critical patent/FR970678A/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
    • G04B1/00—Driving mechanisms
    • G04B1/10—Driving mechanisms with mainspring
    • G04B1/22—Compensation of changes in the motive power of the mainspring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Toys (AREA)
  • Springs (AREA)
FR970678D 1947-08-28 1948-08-24 Automatic regulator for clocks and watches Expired FR970678A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US666772XA 1947-08-28 1947-08-28
US970678XA 1947-08-28 1947-08-28
US279954XA 1947-08-28 1947-08-28
US770971A US2789414A (en) 1947-08-28 1947-08-28 Automatic regulator for timepieces

Publications (1)

Publication Number Publication Date
FR970678A true FR970678A (en) 1951-01-08

Family

ID=61688458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970678D Expired FR970678A (en) 1947-08-28 1948-08-24 Automatic regulator for clocks and watches

Country Status (4)

Country Link
US (1) US2789414A (en)
CH (1) CH279954A (en)
FR (1) FR970678A (en)
GB (1) GB666772A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113417A (en) * 1960-08-05 1963-12-10 Hamilton Watch Co Automatic regulator
US3136116A (en) * 1961-11-27 1964-06-09 Hamilton Watch Co Variable regulator
EP1914604A1 (en) * 2006-10-19 2008-04-23 Girard-Perregaux S.A. Clock movement with constant torque energy transmission between the energy source and the mechanical oscillator
JP2008268177A (en) * 2007-03-27 2008-11-06 Seiko Epson Corp Timepiece
US7832924B2 (en) * 2007-03-27 2010-11-16 Seiko Epson Corporation Timepiece
EP2090941B1 (en) 2008-02-18 2011-10-19 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Mechanical oscillator
EP2874020B1 (en) * 2013-11-15 2016-10-26 Rolex Sa Regulating system for a clock movement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US594654A (en) * 1897-11-30 Half to thomas j
US156647A (en) * 1874-11-10 Improvement in regulators for spring-clocks and watches
US474008A (en) * 1892-05-03 Apparatus for maintaining constant speed in motor mechanisms

Also Published As

Publication number Publication date
GB666772A (en) 1952-02-20
CH279954A (en) 1951-12-31
US2789414A (en) 1957-04-23

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