2589041

Information

• Patent Grant
• 2589041

• References
• Source

• Patent Number

  2,589,041

• Date Filed

  Not available

• Date Issued

  Tuesday, March 11, 1952
  73 years ago

• CPC

  • B31C3/00 - Forming tubes or pipes of paper or cardboard by feeding obliquely to the winding mandrel centre line
  • B21C37/124 - the tubes having a special shape
  • B29C53/582 - comprising reinforcements
  • B31F1/205 - Corrugating tubes
  • B29L2023/18 - Pleated or corrugated hoses
  • Y10T156/102 - with deformation or cutting of corrugated lamina

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 048 - Gas: heating and illuminating
  • 072 - Metal deforming
  • 493 - Manufacturing container or tube from paper