2978923

Information

• Patent Grant
• 2978923

• References
• Source

• Patent Number

  2,978,923

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1961
  63 years ago

• CPC

  • F16H3/00 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
  • F16H2712/08 - only the toothed wheels may be disengaged
  • Y10T74/19367 - Swinging carriage
  • Y10T74/19372 - Single forward and reverse speeds
  • Y10T477/337 - Transmission change by moving engine

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 074 - Machine element or mechanism