3648940

Information

• Patent Grant
• 3648940

• References
• Source

• Patent Number

  3,648,940

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  52 years ago

• CPC

  • B65H81/00 - Methods, apparatus, or devices for covering or wrapping cores by winding webs, tapes, or filamentary material, not otherwise provided for
  • B21C47/20 - the unreeled material moving transversely to the tangent line of the drum
  • B65H49/02 - Methods or apparatus in which packages do not rotate

• US Classifications

  • 242 - Winding, tensioning, or guiding