3615996

Information

• Patent Grant
• 3615996

• References
• Source

• Patent Number

  3,615,996

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1971
  53 years ago

• CPC

  • B29C66/137 - Beaded-edge joints or bead seals
  • B29C65/02 - by heating, with or without pressure
  • B29C65/18 - using heated tools
  • B29C65/7439 - for continuously and longitudinally welding and severing webs
  • B29C65/7459 - for continuously and longitudinally welding and severing webs
  • B29C66/032 - Mechanical after-treatments
  • B29C66/1122 - Single lap to lap joints
  • B29C66/3262 - as after-treatment
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/73715 - heat-shrinkable
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/83511 - jaws mounted on rollers, cylinders or drums
  • B29C66/836 - Moving relative to and tangentially to the parts to be joined
  • B31B19/64 - by applying heat or pressure
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B31B2219/603 - by applying heat or pressure
  • Y10T156/1054 - and simultaneously bonding [e.g., cut-seaming]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 383 - Flexible bags