2833979

Information

• Patent Grant
• 2833979

• References
• Source

• Patent Number

  2,833,979

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1958
  66 years ago

• CPC

  • H01F29/06 - with current collector gliding or rolling on or along winding
  • G05F1/14 - using tap transformers or tap changing inductors as final control device
  • H01C10/18 - including coarse and fine resistive elements
  • H01C10/46 - Arrangements of fixed resistors with intervening connectors
  • H01F29/02 - with tappings on coil or winding with provision for rearrangement or interconnection of windings
  • H01F29/025 - Constructional details of transformers or reactors with tapping on coil or windings
  • H01F29/04 - having provision for tap-changing without interrupting the load current

• US Classifications

  • 323 - Electricity: power supply or regulation systems
  • 235 - Registers
  • 318 - Electricity: motive power systems