3879978

Information

• Patent Grant
• 3879978

• References
• Source

• Patent Number

  3,879,978

• Date Filed

  Not available

• Date Issued

  Tuesday, April 29, 1975
  49 years ago

• CPC

  • B21F1/023 - in a device rotating about the wire axis
  • B21C47/20 - the unreeled material moving transversely to the tangent line of the drum
  • B21C47/34 - Feeding or guiding devices not specially adapted to a particular type of apparatus
  • B21F1/02 - Straightening

• US Classifications

  • 072 - Metal deforming
  • 242 - Winding, tensioning, or guiding