3490664

Information

• Patent Grant
• 3490664

• References
• Source

• Patent Number

  3,490,664

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1970
  54 years ago

• CPC

  • D01D5/423 - by fibrillation of films or filaments
  • Y10S264/47 - Processes of splitting film, webs or sheets
  • Y10T83/0252 - With infeeding of tool
  • Y10T83/323 - With means to stretch work temporarily
  • Y10T83/494 - Uniform periodic tool actuation
  • Y10T83/503 - With plural tool stations
  • Y10T83/9314 - Pointed perforators
  • Y10T225/14 - Longitudinally of direction of feed
  • Y10T225/329 - Plural breakers

• US Classifications

  • 225 - Severing by tearing or breaking
  • 083 - Cutting
  • 264 - Plastic and nonmetallic article shaping or treating: processes