1220220

Information

• Patent Grant
• 1220220

• References
• Source

• Patent Number

  1,220,220

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1917
  107 years ago

• CPC

  • H01H5/10 - one end of spring being fixedly connected to the stationary or movable part of the switch and the other end reacting with a movable or stationary rigid member respectively through pins, cams, toothed or other shaped surfaces
  • H01H19/24 - acting with snap action
  • H01H21/28 - adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch

• US Classifications

  • 200 - Electricity: circuit makers and breakers