2145948

Information

• Patent Grant
• 2145948

• References
• Source

• Patent Number

  2,145,948

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1939
  86 years ago

• CPC

  • B23F1/08 - by broaching by broach-milling
  • Y10T407/1614 - Hollow tool for surrounding workpiece
  • Y10T409/402975 - Arcuate groove in cylindrical surface
  • Y10T409/404375 - with plural cutters
  • Y10T409/406825 - and rotary motion to cutter

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 407 - Cutters, for shaping