3770122

Information

• Patent Grant
• 3770122

• References
• Source

• Patent Number

  3,770,122

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • B65D75/26 - Articles or materials wholly enclosed in laminated sheets or wrapper blanks
  • B29C65/02 - by heating, with or without pressure
  • B29C66/1122 - Single lap to lap joints
  • B29C66/133 - Fin-type joints, the parts to be joined being flexible
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/723 - being multi-layered
  • B29C66/73115 - Melting point
  • B29C66/73185 - non-permeable
  • B29C66/83411 - Roller, cylinder or drum types
  • B29C66/849 - Packaging machines
  • B29C65/04 - Dielectric heating, e.g. high-frequency welding
  • B29C65/08 - using ultrasonic vibrations
  • B29C65/18 - using heated tools
  • B29C65/26 - Hot fluid
  • B29C65/38 - Impulse heating
  • B29C65/74 - by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
  • B29C66/72321 - consisting of metals or their alloys
  • B29K2705/02 - Aluminium
  • B29L2009/00 - Layered products
  • B29L2031/712 - Containers; Packaging elements or accessories, Packages
  • B29L2031/7128 - Bags, sacks, sachets
  • Y10T428/264 - Up to 3 mils
  • Y10T428/265 - 1 mil or less
  • Y10T428/31681 - Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]

• US Classifications

  • 206 - Special receptacle or package
  • 428 - Stock material or miscellaneous articles