2591935

Information

• Patent Grant
• 2591935

• References
• Source

• Patent Number

  2,591,935

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1952
  72 years ago

• CPC

  • B29C65/18 - using heated tools
  • B29C59/02 - by mechanical means
  • B29C65/305 - involving the use of cartridge heaters
  • B29C66/306 - Applying a mark during joining
  • B29C66/30623 - in the form of numbers
  • B29C66/43121 - Closing the ends of tubular or hollow single articles
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/8161 - said pressing elements being supported or backed-up by springs or by resilient material
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B31B19/64 - by applying heat or pressure
  • B29C2793/0045 - Perforating
  • B29L2031/7128 - Bags, sacks, sachets
  • B31B2219/14 - Cutting, perforating, punching, slitting, trimming
  • B31B2219/603 - by applying heat or pressure
  • B31B2219/6038 - using sealing jaws or sealing dies
  • Y10T156/1304 - Means making hole or aperture in part to be laminated

• US Classifications

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