1947847

Information

• Patent Grant
• 1947847

• References
• Source

• Patent Number

  1,947,847

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1934
  91 years ago

• CPC

  • F16H3/00 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
  • F16H2712/10 - with a combination of engaged and disengageable toothed wheels
  • Y10T74/19372 - Single forward and reverse speeds
  • Y10T74/19488 - Spur gears

• US Classifications

  • 074 - Machine element or mechanism