3239621

Information

• Patent Grant
• 3239621

• References
• Source

• Patent Number

  3,239,621

• Date Filed

  Not available

• Date Issued

  Tuesday, March 8, 1966
  58 years ago

• CPC

  • H01H21/40 - having snap action
  • H01H1/54 - by magnetic force
  • H01H3/30 - using spring motor
  • H01H9/38 - Auxiliary contacts on to which the arc is transferred from the main contacts
  • H01H21/42 - produced by compression or extension of coil spring
  • H01H71/52 - actuated by lever
  • H01H2003/3084 - Kinetic energy of moving parts recuperated by transformation into potential energy in closing or opening spring to be used in next operation
  • H01H2300/046 - using snap closing mechanisms
  • H01H2300/048 - Snap closing by latched movable contact, wherein the movable contact is held in a minimal distance from the fixed contact during first phase of closing sequence in which a closing spring is charged

• US Classifications

  • 200 - Electricity: circuit makers and breakers