2730161

Information

• Patent Grant
• 2730161

• References
• Source

• Patent Number

  2,730,161

• Date Filed

  Not available

• Date Issued

  Tuesday, January 10, 1956
  69 years ago

• CPC

  • B29C65/26 - Hot fluid
  • B29C65/18 - using heated tools
  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C65/242 - the heat transfer being achieved by contact
  • B29C65/305 - involving the use of cartridge heaters
  • B29C66/1122 - Single lap to lap joints
  • B29C66/133 - Fin-type joints, the parts to be joined being flexible
  • B29C66/20 - particular design of the joint lines
  • B29C66/21 - said joint lines being formed by a single dot or dash or by several dots or dashes
  • B29C66/221 - being in the form of a sinusoidal wave
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/432 - for making tubular articles or closed loops
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/81413 - being non-symmetrical
  • B29C66/81427 - comprising a single ridge
  • B29C66/81433 - being toothed
  • B29C66/81457 - comprising a block or layer of deformable material
  • B29C66/8161 - said pressing elements being supported or backed-up by springs or by resilient material
  • B29C66/81811 - of the welding jaws
  • B29C66/81821 - of the welding jaws
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/83511 - jaws mounted on rollers, cylinders or drums
  • B29C66/83513 - cooperating jaws mounted on rollers, cylinders or drums and moving in a closed path
  • B29C66/91421 - of the joining tools
  • B29C66/91431 - the temperature being kept constant over time
  • B29C66/91931 - in explicit relation to the fusion temperature or melting point of the material of one of the parts to be joined
  • B29C65/38 - Impulse heating
  • B29C66/24221 - being circular
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/81415 - being bevelled
  • B29K2023/06 - PE
  • B29K2027/06 - PVC
  • B29K2027/08 - PVDC
  • B29K2101/12 - Thermoplastic materials
  • B29K2105/0085 - Copolymers
  • B29K2905/02 - Aluminium
  • B29K2905/10 - Copper
  • B29K2909/02 - Ceramics
  • B29K2995/0015 - Insulating
  • Y10T156/1737 - Discontinuous, spaced area, and/or patterned pressing

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 219 - Electric heating