2672586

Information

• Patent Grant
• 2672586

• References
• Source

• Patent Number

  2,672,586

• Date Filed

  Not available

• Date Issued

  Tuesday, March 16, 1954
  70 years ago

• CPC

  • H01H3/40 - using friction, toothed, or screw-and-nut gearing
  • H01H9/0005 - Tap change devices
  • H01H2003/405 - using a walking nut
  • Y10T74/19884 - Irregular teeth and bodies

• US Classifications

  • 323 - Electricity: power supply or regulation systems
  • 074 - Machine element or mechanism
  • 200 - Electricity: circuit makers and breakers