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FR1118744A - Electro-magnetically driven watch band, with electric battery - Google Patents

Electro-magnetically driven watch band, with electric battery

Info

Publication number
FR1118744A
FR1118744A FR1118744DA FR1118744A FR 1118744 A FR1118744 A FR 1118744A FR 1118744D A FR1118744D A FR 1118744DA FR 1118744 A FR1118744 A FR 1118744A
Authority
FR
France
Prior art keywords
electro
electric battery
watch band
magnetically driven
driven watch
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)
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.)
Hamilton Watch Co
Original Assignee
Hamilton Watch Co
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 Hamilton Watch Co filed Critical Hamilton Watch Co
Application granted granted Critical
Publication of FR1118744A publication Critical patent/FR1118744A/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
    • G04C3/04—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
FR1118744D 1954-02-12 1955-02-07 Electro-magnetically driven watch band, with electric battery Expired FR1118744A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1118744XA 1954-02-12 1954-02-12

Publications (1)

Publication Number Publication Date
FR1118744A true FR1118744A (en) 1956-06-11

Family

ID=22340894

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118744D Expired FR1118744A (en) 1954-02-12 1955-02-07 Electro-magnetically driven watch band, with electric battery

Country Status (1)

Country Link
FR (1) FR1118744A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1076579B (en) * 1957-03-09 1960-02-25 Ebauches Sa Clock with electrodynamically operated swinging escapement
DE1080030B (en) * 1957-07-19 1960-04-14 Hamilton Watch Co Device for clocks with electrically driven balance
DE1092388B (en) * 1956-12-31 1960-11-03 Hamilton Watch Co Battery powered clock
US2966622A (en) * 1956-12-31 1960-12-27 Hamilton Watch Co Electric watch
DE1105804B (en) * 1953-09-17 1961-04-27 Hatot Leon Ets Balance-gear folder for contactless electrical clocks controlled by means of transistor feedback circuit
DE1222439B (en) * 1960-04-20 1966-08-04 Longines Montres Comp D Electric clock
FR2054621A1 (en) * 1969-07-08 1971-04-23 Timex Corp

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1105804B (en) * 1953-09-17 1961-04-27 Hatot Leon Ets Balance-gear folder for contactless electrical clocks controlled by means of transistor feedback circuit
DE1092388B (en) * 1956-12-31 1960-11-03 Hamilton Watch Co Battery powered clock
US2966622A (en) * 1956-12-31 1960-12-27 Hamilton Watch Co Electric watch
DE1076579B (en) * 1957-03-09 1960-02-25 Ebauches Sa Clock with electrodynamically operated swinging escapement
DE1080030B (en) * 1957-07-19 1960-04-14 Hamilton Watch Co Device for clocks with electrically driven balance
DE1222439B (en) * 1960-04-20 1966-08-04 Longines Montres Comp D Electric clock
FR2054621A1 (en) * 1969-07-08 1971-04-23 Timex Corp

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