3876486

Information

• Patent Grant
• 3876486

• References
• Source

• Patent Number

  3,876,486

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1975
  50 years ago

• CPC

  • B29C66/82421 - using an inflatable element positioned between the joining tool and a backing-up part
  • B29C65/04 - Dielectric heating, e.g. high-frequency welding
  • B29C65/7441 - for making welds and cuts of other than simple rectilinear form
  • B29C66/1122 - Single lap to lap joints
  • B29C66/24244 - forming a rectangle
  • B29C66/43 - Joining a relatively small portion of the surface of said articles
  • B29C66/80 - General aspects of machine operations or constructions and parts thereof
  • B29C66/81427 - comprising a single ridge
  • B29C66/8322 - Joining or pressing tools reciprocating along one axis
  • B29L2031/7052 - Book covers
  • Y10S5/932 - Seals and sealing methods, for plastics

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 005 - Beds
  • 219 - Electric heating
  • 493 - Manufacturing container or tube from paper