3858133

Information

• Patent Grant
• 3858133

• References
• Source

• Patent Number

  3,858,133

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  51 years ago

• CPC

  • H01H3/3031 - Means for locking the spring in a charged state
  • H01H2003/405 - using a walking nut
  • H01H2300/018 - Application transfer between utility and emergency power supply
  • Y10T74/18864 - Snap action

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 074 - Machine element or mechanism