3884746

Information

• Patent Grant
• 3884746

• References
• Source

• Patent Number

  3,884,746

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1975
  49 years ago

• CPC

  • B65B51/20 - by fluid pressure acting directly on folds or on opposed surfaces
  • B29C53/48 - for articles of indefinite length
  • B29C65/10 - using hot gases (
  • B29C65/7894 - of continuously moving sheets or webs
  • B29C66/1122 - Single lap to lap joints
  • B29C66/4312 - for making flat seams in tubular or hollow articles
  • B29C66/4322 - by joining a single sheet to itself
  • B29C66/49 - Internally supporting the
  • B29C66/72328 - Paper
  • 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
  • B29C66/83413 - cooperating rollers, cylinders or drums
  • B29C66/849 - Packaging machines
  • B29C53/36 - Bending and joining
  • B29C66/63 - Internally supporting the article during joining
  • B29C66/7392 - characterised by the material of at least one of the parts being a thermoplastic
  • B29C66/83523 - Cooperating jaws mounted on cooperating bands or belts and moving in a closed path
  • Y10T156/1013 - and edge-joining of one piece blank to form tube

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 053 - Package making