1789867

Information

• Patent Grant
• 1789867

• References
• Source

• Patent Number

  1,789,867

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1931
  94 years ago

• CPC

  • F16H3/00 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
  • F16H2712/02 - Automatic control
  • Y10T74/19205 - Clutchable gears

• US Classifications

  • 074 - Machine element or mechanism
  • 475 - Planetary gear transmission systems or components