2893468

Information

• Patent Grant
• 2893468

• References
• Source

• Patent Number

  2,893,468

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1959
  67 years ago

• CPC

  • B29C66/8248 - Pressure application by weights
  • B29C65/18 - using heated tools
  • B29C65/7873 - using cooperating conveyor belts or cooperating conveyor chains
  • B29C66/0046 - by the use of a lubricant
  • B29C66/1122 - Single lap to lap joints
  • B29C66/3472 - in the plane of the joint
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/81457 - comprising a block or layer of deformable material
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B65B51/16 - by rotary members
  • B29C66/00461 - being liquid
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/81241 - being porous or sintered
  • B29C66/81465 - one placed behind the other in a single row in the feed direction
  • B29C66/8324 - Joining or pressing tools pivoting around one axis
  • 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
  • B29L2031/7128 - Bags, sacks, sachets

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 053 - Package making
  • 219 - Electric heating
  • 493 - Manufacturing container or tube from paper