2780421

Information

• Patent Grant
• 2780421

• References
• Source

• Patent Number

  2,780,421

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1957
  68 years ago

• CPC

  • B65H54/2806 - Traversing devices driven by cam
  • B65H23/02 - transversely
  • B65H67/052 - having two or more winding heads arranged in parallel to each other
  • B65H2701/37 - Tapes
  • Y10T74/18304 - Axial cam

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 074 - Machine element or mechanism