3503310

Information

• Patent Grant
• 3503310

• References
• Source

• Patent Number

  3,503,310

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1970
  54 years ago

• CPC

  • B31B45/00 - Machinery characterised by making containers having corrugated or pleated walls
  • B31C3/00 - Forming tubes or pipes of paper or cardboard by feeding obliquely to the winding mandrel centre line
  • B31C11/02 - for additionally shaping the articles
  • B65D3/06 - essentially conical or frusto-conical
  • B65D3/14 - Discs fitting within container end and secured by bending, rolling, or folding operations
  • B65D3/22 - with double walls with walls incorporating air-chambers with walls made of laminated material
  • B31B2201/226 - Modifying the shape of tubular boxes, of paper bottle necks
  • B31B2201/2695 - involving corrugating or pleating
  • B31B2217/062 - Making conical or pyramidal boxes Making boxes of varying cross-section
  • B31B2217/064 - Making boxes of curved cross section
  • B31B2217/082 - Making boxes from tubular webs or blanks

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 229 - Envelopes, wrappers, and paperboard boxes
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus