2682910

Information

• Patent Grant
• 2682910

• References
• Source

• Patent Number

  2,682,910

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1954
  70 years ago

• CPC

  • B29C66/8221 - Scissor or lever mechanisms
  • B29C65/02 - by heating, with or without pressure
  • B29C65/1448 - radiating the edges of the parts to be joined
  • B29C65/18 - using heated tools
  • B29C65/7867 - using carriers, provided with holding means, said carriers moving in a closed path
  • B29C65/7879 - said parts to be joined moving in a closed path
  • B29C66/1122 - Single lap to lap joints
  • B29C66/137 - Beaded-edge joints or bead seals
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/8226 - Cam mechanisms; Wedges; Eccentric mechanisms
  • B29C66/83241 - cooperating pivoting tools
  • B31B23/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs
  • B29C66/232 - said joint lines being multiple and parallel
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/8181 - characterised by the cooling constructional aspects
  • B29C2793/0081 - before shaping
  • B29K2023/06 - PE
  • B29L2031/7128 - Bags, sacks, sachets
  • B31B2237/10 - the bags having no structural provision at the base for thickness of content
  • B31B2237/60 - starting from tubular webs

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 493 - Manufacturing container or tube from paper