3857156

Information

• Patent Grant
• 3857156

• References
• Source

• Patent Number

  3,857,156

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • B29D99/0053 - Producing sealings
  • B29C59/021 - of profiled articles
  • B29C2793/00 - Shaping techniques involving a cutting or machining operation
  • B29K2027/18 - PTFE, i.e. polytetrafluorethene
  • B29L2031/26 - Sealing devices
  • Y10S29/034 - Scaling with other step
  • Y10S277/924 - Deformation, material removal, or molding for manufacture of seal
  • Y10T29/49702 - Lubricating
  • Y10T29/49798 - Dividing sequentially from leading end, e.g., by cutting or breaking
  • Y10T29/49918 - At cup or tube end
  • Y10T82/16016 - Processes
  • Y10T82/266 - Mandrel

• US Classifications

  • 029 - Metal working
  • 082 - Turning
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 277 - Seal for a joint or juncture