2679194

Information

• Patent Grant
• 2679194

• References
• Source

• Patent Number

  2,679,194

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1954
  70 years ago

• CPC

  • B29C66/137 - Beaded-edge joints or bead seals
  • B29C65/18 - using heated tools
  • B29C66/004 - Preventing sticking together
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/73921 - characterised by the materials of both parts being thermoplastics
  • B29C66/91421 - of the joining tools
  • B29C66/91431 - the temperature being kept constant over time
  • B29C66/91641 - the heat or the thermal flux being non-constant over time
  • B29C66/91655 - by controlling or regulating the current intensity
  • B31B19/64 - by applying heat or pressure
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/73711 - oriented
  • B29L2031/7128 - Bags, sacks, sachets
  • B31B2219/6046 - on piled sheets
  • Y10T156/16 - Surface bonding means and/or assembly means with bond interfering means [slip sheet, etc. ]

• US Classifications

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