3752725

Information

• Patent Grant
• 3752725

• References
• Source

• Patent Number

  3,752,725

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1973
  51 years ago

• CPC

  • B29C66/861 - Hand-held tools
  • B29C65/222 - comprising at least a single heated wire
  • B29C66/431 - Joining the articles to themselves
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/8324 - Joining or pressing tools pivoting around one axis
  • B31B19/64 - by applying heat or pressure
  • B31B47/02 - for making envelopes or bags without preshaped bottoms
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B31B2219/603 - by applying heat or pressure
  • B31B2247/00 - Manual operations or hand tools for making bags or boxes
  • Y10T83/293 - Of tool
  • Y10T83/8785 - Through return [noncutting] stroke

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 083 - Cutting