3850724

Information

• Patent Grant
• 3850724

• References
• Source

• Patent Number

  3,850,724

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1974
  50 years ago

• CPC

  • B31B19/86 - Forming integral handles or mounting separate handles
  • B29C69/006 - rotating transfer means
  • B31B39/00 - Machinery characterised by making lined envelopes or bags
  • B65D33/105 - U-shaped
  • B31B2219/9077 - Mounting separate handles on bags, sheets or webs
  • B31B2219/9096 - involving application of reinforcement strips or patches involving reinforcements obtained by folding
  • B31B2237/05 - the bags having multilayered walls
  • F02B3/06 - with compression ignition
  • Y10T156/101 - Prior to or during assembly with additional lamina
  • Y10T156/1015 - Folding
  • Y10T156/1052 - with cutting, punching, tearing or severing
  • Y10T156/1077 - Applying plural cut laminae to single face of additional lamina
  • Y10T156/1326 - Severing means or member secured thereto also bonds
  • Y10T156/133 - Delivering cut part to indefinite or running length web
  • Y10T156/1335 - Cutter also delivers cut piece
  • Y10T156/1343 - Cutting indefinite length web after assembly with discrete article

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 383 - Flexible bags
  • 493 - Manufacturing container or tube from paper