3406612

Information

• Patent Grant
• 3406612

• References
• Source

• Patent Number

  3,406,612

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1968
  56 years ago

• CPC

  • B29C65/7437 - the tool being a perforating tool
  • B29C53/50 - using internal forming surfaces
  • B29C65/222 - comprising at least a single heated wire
  • B29C65/228 - characterised by the means for electrically connecting the ends of said heated wire, resistive ribbon, resistive band or resistive strip
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/49 - Internally supporting the
  • B29C66/8122 - characterised by the composition of the material constituting the pressing elements
  • B29C66/81821 - of the welding jaws
  • B29C66/81871 - of the welding jaws
  • B29C66/83411 - Roller, cylinder or drum types
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/83511 - jaws mounted on rollers, cylinders or drums
  • B31B1/24 - Making window openings
  • B31B19/84 - Forming valves or applying valve inserts
  • B29C65/749 - Removing scrap
  • B29C2793/0045 - Perforating
  • B29L2031/7128 - Bags, sacks, sachets
  • B31B2201/908 - involving cutting window openings
  • B31B2219/9054 - Applying rigid valves, spouts, or filling tubes
  • Y10T83/293 - Of tool
  • Y10T156/1064 - Partial cutting [e.g., grooving or incising]

• US Classifications

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