3902643

Information

• Patent Grant
• 3902643

• References
• Source

• Patent Number

  3,902,643

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • B26D7/01 - Means for holding or positioning work
  • C03B33/06 - Cutting or splitting glass tubes, rods, or hollow products
  • C03B33/14 - specially adapted for cutting tubes, rods, or hollow products
  • Y10T82/16016 - Processes
  • Y10T82/16672 - including rotatable cutters supporting work
  • Y10T82/16803 - Rotatable tool[s] driven by contact with work
  • Y10T225/10 - Methods
  • Y10T225/12 - With preliminary weakening
  • Y10T225/321 - Preliminary weakener

• US Classifications

  • 225 - Severing by tearing or breaking
  • 082 - Turning