FR68837E - Improvements to electromagnetic time devices - Google Patents

Improvements to electromagnetic time devices

Info

Publication number
FR68837E
FR68837E FR68837DA FR68837E FR 68837 E FR68837 E FR 68837E FR 68837D A FR68837D A FR 68837DA FR 68837 E FR68837 E FR 68837E
Authority
FR
France
Prior art keywords
time devices
electromagnetic time
electromagnetic
devices
time
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
Marius Lavet
Jacques Dietsch
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.)
Leon Hatot SA France
Original Assignee
Leon Hatot SA France
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 Leon Hatot SA France filed Critical Leon Hatot SA France
Application granted granted Critical
Publication of FR68837E publication Critical patent/FR68837E/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
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • G04C3/165—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor comprising a mechanical regulating device influencing the electromotor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR68837D 1955-12-15 1955-12-15 Improvements to electromagnetic time devices Expired FR68837E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68837T 1955-12-15

Publications (1)

Publication Number Publication Date
FR68837E true FR68837E (en) 1958-06-10

Family

ID=8700798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68837D Expired FR68837E (en) 1955-12-15 1955-12-15 Improvements to electromagnetic time devices

Country Status (1)

Country Link
FR (1) FR68837E (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124731A (en) * 1964-03-10 Electronic time pieces
DE1199657B (en) * 1962-08-01 1965-08-26 Siemens Elektrogeraete Gmbh Dry shaver with a shear roller bearing magnetic poles
DE1221990B (en) * 1959-12-28 1966-07-28 Zenith Montres Electronic time-keeping device with a non-contact controlled balance wheel in normal operation via a transistor circuit
DE1233785B (en) * 1963-03-27 1967-02-02 Licentia Gmbh Electric clock with a spring mechanism that is constantly wound up by a motor
FR2064332A1 (en) * 1969-10-14 1971-07-23 Tri Tech

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124731A (en) * 1964-03-10 Electronic time pieces
DE1221990B (en) * 1959-12-28 1966-07-28 Zenith Montres Electronic time-keeping device with a non-contact controlled balance wheel in normal operation via a transistor circuit
DE1199657B (en) * 1962-08-01 1965-08-26 Siemens Elektrogeraete Gmbh Dry shaver with a shear roller bearing magnetic poles
DE1233785B (en) * 1963-03-27 1967-02-02 Licentia Gmbh Electric clock with a spring mechanism that is constantly wound up by a motor
FR2064332A1 (en) * 1969-10-14 1971-07-23 Tri Tech

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