2749966

Information

• Patent Grant
• 2749966

• References
• Source

• Patent Number

  2,749,966

• Date Filed

  Not available

• Date Issued

  Tuesday, June 12, 1956
  69 years ago

• CPC

  • B29C65/14 - using wave energy
  • B29C63/0039 - continuously
  • B29C65/1432 - direct heating of the surfaces to be joined
  • B29C65/18 - using heated tools
  • B29C65/4815 - Hot melt adhesives
  • B29C65/5071 - and being composed by one single element
  • B29C65/5085 - and comprising grooves
  • B29C65/5092 - characterised by the tape handling mechanisms
  • B29C65/62 - Stitching
  • B29C65/72 - by combined operations or combined techniques
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/4722 - Fixing strips to surfaces other than edge faces
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/81431 - comprising a single cavity
  • B29C66/81465 - one placed behind the other in a single row in the feed direction
  • B29C66/8161 - said pressing elements being supported or backed-up by springs or by resilient material
  • B29C66/8181 - characterised by the cooling constructional aspects
  • B29C66/81812 - the welding jaws being cooled from the outside
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/83423 - cooperating bands or belts
  • B29C66/872 - Starting or stopping procedures
  • B29C66/8744 - Preventing overheating of the parts to be joined
  • B29C66/87441 - by lowering or shutting down the power supply
  • 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
  • B31F5/085 - combined with folding the strip around the edge, or applying an already folded strip on
  • B29C53/06 - Forming folding lines by pressing or scoring
  • B29C65/482 - Drying adhesives
  • B29C66/133 - Fin-type joints, the parts to be joined being flexible
  • B29C66/83421 - band or belt types
  • B29C66/83533 - Cooperating jaws mounted on cooperating chains and moving in a closed path
  • B29C66/919 - characterised by specific temperature, heat or thermal flux values or ranges
  • B29L2031/7128 - Bags, sacks, sachets
  • Y10T156/101 - Prior to or during assembly with additional lamina

• US Classifications

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