3547743

Information

• Patent Grant
• 3547743

• References
• Source

• Patent Number

  3,547,743

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1970
  54 years ago

• CPC

  • B29C65/18 - using heated tools
  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C65/226 - characterised by the cross-section of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/227 - said cross-section being hollow
  • B29C65/305 - involving the use of cartridge heaters
  • B29C66/3472 - in the plane of the joint
  • 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
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/81821 - of the welding jaws
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29C66/91212 - involving measurement means being part of the welding jaws
  • B29C66/0042 - of the joining tool and the parts to be joined
  • B29C66/346 - Making joints having variable thicknesses in the joint area
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/91231 - of the joining tool
  • B29C66/91421 - of the joining tools
  • B29K2827/18 - PTFE, i.e. polytetrafluorethene

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture