1687260

Information

• Patent Grant
• 1687260

• References
• Source

• Patent Number

  1,687,260

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1928
  96 years ago

• CPC

  • B23F5/20 - by milling
  • B23F13/02 - Making worms of cylindrical shape
  • B23F15/00 - Methods or machines for making gear wheels of special kinds not covered by groups B23F7/00 - B23F13/00
  • B23F23/08 - Index mechanisms
  • Y10T409/300336 - to regulate rate of motion [e.g., stopping, etc.]

• US Classifications

  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading