3775225

Information

• Patent Grant
• 3775225

• References
• Source

• Patent Number

  3,775,225

• Date Filed

  Not available

• Date Issued

  Tuesday, November 27, 1973
  51 years ago

• CPC

  • B29C66/83543 - cooperating flying jaws
  • B29C65/18 - using heated tools
  • B29C65/305 - involving the use of cartridge heaters
  • B29C65/7457 - comprising a perforating tool
  • B29C66/0044 - using a separating sheet
  • B29C66/1122 - Single lap to lap joints
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/81419 - and flat
  • B29C66/81427 - comprising a single ridge
  • B29C66/81431 - comprising a single cavity
  • B29C66/8181 - characterised by the cooling constructional aspects
  • B29C66/82261 - Wedges
  • B31B19/64 - by applying heat or pressure
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/8511 - Bag making machines
  • B31B2201/6039 - Making seals transversally to the direction of movement
  • B31B2237/10 - the bags having no structural provision at the base for thickness of content
  • B31B2237/60 - starting from tubular webs
  • Y10T83/8841 - Tool driver movable relative to tool support
  • Y10T156/12 - Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing

• US Classifications

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