3915787

Information

• Patent Grant
• 3915787

• References
• Source

• Patent Number

  3,915,787

• Date Filed

  Not available

• Date Issued

  Tuesday, October 28, 1975
  49 years ago

• CPC

  • B31B19/86 - Forming integral handles or mounting separate handles
  • B31B1/36 - by continuously feeding same to stationary members
  • B31B19/90 - Attaching accessories not otherwise provided for
  • B31B23/00 - Machinery characterised by making rectangular envelopes or bags of flat form, i.e. without structural provision at the base for thickness of contents, from webs
  • B31F1/0029 - Folding edges; Folding edges combined with joining; Reinforcing edges during the folding thereof
  • B31B2219/2627 - by continuously feeding same to stationary members
  • B31B2219/9009 - Applying strips
  • B31B2219/9096 - involving application of reinforcement strips or patches involving reinforcements obtained by folding
  • B31B2237/10 - the bags having no structural provision at the base for thickness of content

• US Classifications

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