3929038

Information

• Patent Grant
• 3929038

• References
• Source

• Patent Number

  3,929,038

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1975
  49 years ago

• CPC

  • F16H3/003 - the gear-ratio being changed by inversion of torque direction
  • B24B47/12 - by mechanical gearing or electric power
  • Y10T74/19172 - Reversal of direction of power flow changes power transmission to alternate path
  • Y10T74/19447 - Clutch and ratchet

• US Classifications

  • 074 - Machine element or mechanism
  • 474 - Endless belt power transmission systems or components