3172796

Information

• Patent Grant
• 3172796

• References
• Source

• Patent Number

  3,172,796

• Date Filed

  Not available

• Date Issued

  Tuesday, March 9, 1965
  59 years ago

• CPC

  • B65D31/18 - Triangular or conical bags
  • B31B19/36 - by continuously feeding same to stationary members
  • B31B25/00 - Machinery characterised by making pointed or tapered envelopes or bags
  • B31B2219/2627 - by continuously feeding same to stationary members
  • B31B2219/269 - involving gusset-forming
  • B31B2237/25 - the bags being of pointed or tapered shape
  • B31B2237/403 - the bags having their openings facing in the direction of movement
  • B31B2237/60 - starting from tubular webs
  • Y10S383/907 - Peculiar, particular shape
  • Y10T156/1084 - of continuous or running length bonded web

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 383 - Flexible bags
  • 493 - Manufacturing container or tube from paper