3694681

Information

• Patent Grant
• 3694681

• References
• Source

• Patent Number

  3,694,681

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1972
  52 years ago

• CPC

  • H02N2/10 - producing rotary motion
  • G04C3/00 - Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
  • G04C3/105 - pawl and ratched-wheel being magnetically coupled
  • G04C3/12 - driven by piezo-electric means driven by magneto-strictive means
  • G04C5/005 - Magnetic or electromagnetic means

• US Classifications

  • 310 - Electrical generator or motor structure
  • 968 - Horology