3830681

Information

• Patent Grant
• 3830681

• References
• Source

• Patent Number

  3,830,681

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1974
  50 years ago

• CPC

  • B29C66/7373 - Joining soiled or oxidised materials
  • B29C65/18 - using heated tools
  • B29C65/224 - being a resistive ribbon, a resistive band or a resistive strip
  • B29C65/228 - characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/305 - involving the use of cartridge heaters
  • B29C65/38 - Impulse heating
  • B29C66/001 - Joining in special atmospheres
  • B29C66/0042 - of the joining tool and the parts to be joined
  • B29C66/0044 - using a separating sheet
  • B29C66/0242 - Heating, or preheating
  • B29C66/1122 - Single lap to lap joints
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/72321 - consisting of metals or their alloys
  • 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
  • B29C66/81261 - Thermal properties
  • B29C66/81422 - being convex
  • B29C66/81457 - comprising a block or layer of deformable material
  • B29C66/8181 - characterised by the cooling constructional aspects
  • B29C66/81821 - of the welding jaws
  • B29C66/81825 - of the clamps
  • B29C66/81871 - of the welding jaws
  • B29C66/8242 - Pneumatic or hydraulic drives
  • B29C66/83241 - cooperating pivoting tools
  • B29C66/849 - Packaging machines
  • B29C66/91212 - involving measurement means being part of the welding jaws
  • B29C66/91231 - of the joining tool
  • B29C66/91421 - of the joining tools
  • B29C66/91445 - by steps
  • B29C66/91645 - by steps
  • B29C66/91651 - by controlling or regulating the heat generated by Joule heating or induction heating
  • B29C66/91921 - in explicit relation to another temperature
  • B29C66/91931 - in explicit relation to the fusion temperature or melting point of the material of one of the parts to be joined
  • B29C66/91935 - lower than said fusion temperature
  • B65B51/30 - Devices
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/81264 - Mechanical properties
  • B29C66/91423 - using joining tools having different temperature zones or using several joining tools with different temperatures
  • B29C66/91653 - by controlling or regulating the voltage
  • B29C66/919 - characterised by specific temperature, heat or thermal flux values or ranges
  • B29C66/961 - involving a feedback loop mechanism
  • B29K2995/007 - Hardness

• US Classifications

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