3720565

Information

• Patent Grant
• 3720565

• References
• Source

• Patent Number

  3,720,565

• Date Filed

  Not available

• Date Issued

  Tuesday, March 13, 1973
  51 years ago

• CPC

  • B29C66/87441 - by lowering or shutting down the power supply
  • B29C65/10 - using hot gases (
  • B29C65/7873 - using cooperating conveyor belts or cooperating conveyor chains
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/73921 - characterised by the materials of both parts being thermoplastics
  • B29C66/83423 - cooperating bands or belts
  • B29C66/872 - Starting or stopping procedures
  • B29C66/87443 - by withdrawing the heating tools
  • B65B51/20 - by fluid pressure acting directly on folds or on opposed surfaces
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43122 - Closing the top of gable top containers
  • B29C66/73941 - characterised by the materials of both parts being thermosets
  • B29C66/84123 - of different height
  • B29C66/91 - by measuring or controlling the temperature, the heat or the thermal flux
  • B29C66/92611 - by controlling or regulating the gap between the joining tools

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 053 - Package making