3014260

Information

• Patent Grant
• 3014260

• References
• Source

• Patent Number

  3,014,260

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1961
  63 years ago

• CPC

  • B28B1/48 - by removing material from solid section preforms for forming hollow articles
  • Y10S264/70 - Processes for forming screens or perforating articles
  • Y10S425/037 - Perforate
  • Y10T83/386 - With expanding mandrel
  • Y10T83/398 - Internal tool is an active cutter
  • Y10T83/8831 - Plural distinct cutting edges on same support
  • Y10T83/943 - Multiple punchings
  • Y10T83/9483 - Adjustable

• US Classifications

  • 083 - Cutting
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 425 - Plastic article or earthenware shaping or treating: apparatus