1857519

Information

• Patent Grant
• 1857519

• References
• Source

• Patent Number

  1,857,519

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1932
  92 years ago

• CPC

  • B65H75/14 - with two end flanges
  • B29C65/00 - Joining or sealing of preformed parts
  • B29C65/5042 - covering both elements to be joined
  • B29C66/1142 - Single butt to butt joints
  • B29C66/1222 - comprising at least a lapped joint-segment
  • B29C66/1224 - comprising at least a butt joint-segment
  • B29C66/14 - the joint having the same thickness as the thickness of the parts to be joined
  • B29C66/225 - being castellated
  • B29C66/5221 - for forming coaxial connections
  • B29C66/52211 - for making endless tubular articles
  • B29C66/5229 - involving the use of a socket
  • B31F5/006 - using a strip
  • B31F7/002 - tubular articles
  • B65H2701/5112 - Paper or plastic sheet material

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 242 - Winding, tensioning, or guiding