2681296

Information

• Patent Grant
• 2681296

• References
• Source

• Patent Number

  2,681,296

• Date Filed

  Not available

• Date Issued

  Tuesday, June 15, 1954
  70 years ago

• CPC

  • B29C65/7441 - for making welds and cuts of other than simple rectilinear form
  • B29C65/04 - Dielectric heating, e.g. high-frequency welding
  • B29C66/53462 - joining substantially flat covers and substantially flat bottoms to open ends of container bodies
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29D5/00 - Producing elements of slide fasteners Combined making and attaching of elements of slide fasteners
  • B31B1/60 - Uniting opposed surfaces or edges Taping
  • B31B1/66 - high-frequency electric heating
  • B31B17/00 - Machinery characterised by making other boxes or cartons by assembling several separate sheets, blanks, or webs
  • B29C66/81422 - being convex
  • B29L2031/742 - Etuis, purses, wallets
  • B31B2201/60 - Uniting opposed surfaces or edges Taping
  • B31B2201/6026 - by applying heat or pressure
  • B31B2217/082 - Making boxes from tubular webs or blanks
  • Y10S383/907 - Peculiar, particular shape
  • Y10T156/1051 - by folding
  • Y10T156/1054 - and simultaneously bonding [e.g., cut-seaming]
  • Y10T156/108 - Flash, trim or excess removal

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 219 - Electric heating
  • 383 - Flexible bags