3660189

Information

• Patent Grant
• 3660189

• References
• Source

• Patent Number

  3,660,189

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1972
  52 years ago

• CPC

  • B31D5/0073 - including pillow forming
  • B29C51/225 - mounted on a vacuum drum
  • B29C51/267 - Two sheets being thermoformed in separate mould parts and joined together while still in the mould
  • 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
  • B29C65/229 - characterised by the means for tensioning said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C65/245 - the heat transfer being achieved contactless
  • B29C65/48 - using adhesives
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/432 - for making tubular articles or closed loops
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/433 - Casing-in
  • B29C66/436 - Joining sheets for making articles comprising cushioning or padding materials, the weld being performed through the cushioning material
  • B29C66/439 - Joining sheets for making inflated articles without using a mould
  • B29C66/54 - Joining several hollow-preforms
  • B29C66/81419 - and flat
  • B29C66/81427 - comprising a single ridge
  • B29C66/81431 - comprising a single cavity
  • B29C66/8181 - characterised by the cooling constructional aspects
  • B29C66/81871 - of the welding jaws
  • B29C66/83411 - Roller, cylinder or drum types
  • B29C66/83415 - the contact angle between said rollers, cylinders or drums and said parts to be joined being a non-zero angle
  • B29C66/83423 - cooperating bands or belts
  • B29C66/83511 - jaws mounted on rollers, cylinders or drums
  • B29C66/83513 - cooperating jaws mounted on rollers, cylinders or drums and moving in a closed path
  • B29C66/83533 - Cooperating jaws mounted on cooperating chains and moving in a closed path
  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B29C49/00 - Blow-moulding
  • B29C65/305 - involving the use of cartridge heaters
  • B29C65/4815 - Hot melt adhesives
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/83421 - band or belt types
  • B29L2022/02 - Inflatable articles
  • B29L2031/7138 - Shock absorbing
  • B31D2205/0017 - Providing stock material in a particular form
  • Y10T156/1087 - Continuous longitudinal slitting
  • Y10T428/24661 - Forming, or cooperating to form cells

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 428 - Stock material or miscellaneous articles