2691613

Information

• Patent Grant
• 2691613

• References
• Source

• Patent Number

  2,691,613

• Date Filed

  Not available

• Date Issued

  Tuesday, October 12, 1954
  70 years ago

• CPC

  • B29C66/83543 - cooperating flying jaws
  • B29C53/385 - using several sheets to form the circumference
  • B29C65/04 - Dielectric heating, e.g. high-frequency welding
  • B29C66/1122 - Single lap to lap joints
  • B29C66/133 - Fin-type joints, the parts to be joined being flexible
  • B29C66/3474 - perpendicular to the plane of the joint
  • B29C66/431 - Joining the articles to themselves
  • B29C66/4326 - for making hollow articles or hollow-preforms
  • B29C66/73921 - characterised by the materials of both parts being thermoplastics
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/81871 - of the welding jaws
  • B29C66/83241 - cooperating pivoting tools
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/83513 - cooperating jaws mounted on rollers, cylinders or drums and moving in a closed path
  • B29C66/87445 - by introducing protection shields
  • B29C66/91411 - of the parts to be joined
  • B29C66/91421 - of the joining tools
  • B29C66/919 - characterised by specific temperature, heat or thermal flux values or ranges
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/9241 - by controlling or regulating the pressure, the force or the mechanical power
  • B29L2023/005 - Hoses
  • B29L2031/7128 - Bags, sacks, sachets
  • B29L2031/742 - Etuis, purses, wallets
  • Y10T156/1051 - by folding

• US Classifications

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