2681220

Information

• Patent Grant
• 2681220

• References
• Source

• Patent Number

  2,681,220

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1954
  70 years ago

• CPC

  • H01H35/10 - Centrifugal switches
  • F16H61/00 - Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
  • G01P1/10 - for indicating predetermined speeds
  • G01P3/22 - transferred to the indicator by electric or magnetic means
  • F16H2710/16 - the gearing is not described or not essential

• US Classifications

  • 073 - Measuring and testing
  • 200 - Electricity: circuit makers and breakers