1985213

Information

• Patent Grant
• 1985213

• References
• Source

• Patent Number

  1,985,213

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1934
  90 years ago

• CPC

  • B23F19/045 - the counterpart having internal toothing
  • B23F15/00 - Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
  • B23F19/04 - Lapping spur gears by making use of a correspondingly shaped counterpart
  • B23F23/08 - Index mechanisms
  • Y10S451/90 - Gear abrader

• US Classifications

  • 451 - Abrading