3216880

Information

• Patent Grant
• 3216880

• References
• Source

• Patent Number

  3,216,880

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1965
  60 years ago

• CPC

  • B29C65/7439 - for continuously and longitudinally welding and severing webs
  • B29C65/18 - using heated tools
  • B29C65/30 - Electrical means
  • B29C65/7459 - for continuously and longitudinally welding and severing webs
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/836 - Moving relative to and tangentially to the parts to be joined
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • Y10T156/1087 - Continuous longitudinal slitting
  • Y10T156/1313 - Cutting element simultaneously bonds [e.g., cut seaming]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture