3707428

Information

• Patent Grant
• 3707428

• References
• Source

• Patent Number

  3,707,428

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1972
  52 years ago

• CPC

  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C63/06 - around tubular articles
  • B29C65/228 - characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/229 - characterised by the means for tensioning said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/785 - using magnetic forces to hold at least one of the parts to be joined
  • B29C66/0042 - of the joining tool and the parts to be joined
  • B29C66/03241 - Flattening
  • B29C66/1122 - Single lap to lap joints
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/49 - Internally supporting the
  • 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
  • B29C66/8124 - characterised by the structure of the material constituting the pressing elements
  • B29C66/81261 - Thermal properties
  • B29C66/81457 - comprising a block or layer of deformable material
  • B29C66/81821 - of the welding jaws
  • B29C66/82 - Pressure application arrangements
  • B29C66/82421 - using an inflatable element positioned between the joining tool and a backing-up part
  • B29C66/8286 - Hand placed clamps
  • B29C66/845 - C-clamp type or sewing machine type
  • B29C66/855 - Belt splicing machines
  • B29C66/91212 - involving measurement means being part of the welding jaws
  • B29C66/91231 - of the joining tool
  • B29C66/91421 - of the joining tools
  • B29C66/9241 - by controlling or regulating the pressure, the force or the mechanical power
  • B29C53/40 - for articles of definite length
  • B29C63/00 - Lining or sheathing
  • B29C63/18 - using tubular layers or sheathings
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29K2023/12 - PP
  • B29K2027/12 - containing fluorine
  • B29K2027/18 - PTFE, i.e. polytetrafluorethene
  • B29L2023/001 - Tubular films, sleeves
  • B29L2023/22 - Tubes or pipes
  • B29L2031/324 - Rollers or cylinders having an axial length of several times the diameter
  • B29L2031/709 - Articles shaped in a closed loop

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture