3786337

Information

• Patent Grant
• 3786337

• References
• Source

• Patent Number

  3,786,337

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1974
  50 years ago

• CPC

  • H01H9/0005 - Tap change devices
  • H01F29/04 - having provision for tap-changing without interrupting the load current
  • H02H7/055 - for tapped transformers or tap-changing means thereof
  • H01H9/548 - Electromechanical and static switch connected in series

• US Classifications

  • 323 - Electricity: power supply or regulation systems
  • 361 - Electricity: electrical systems and devices