3867228

Information

• Patent Grant
• 3867228

• References
• Source

• Patent Number

  3,867,228

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • B29D30/3007 - by feeding a sheet perpendicular to the drum axis and joining the ends to form an annular element
  • B29D2030/204 - the fixtures supporting the cylindrical drums
  • B29D2030/205 - A single building drum being mounted on a fixture or supporting device
  • B29D2030/208 - the drum supporting device being rotatable around a vertical axis

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture