3691872

Information

• Patent Grant
• 3691872

• References
• Source

• Patent Number

  3,691,872

• Date Filed

  Not available

• Date Issued

  Tuesday, September 19, 1972
  53 years ago

• CPC

  • F16H61/0267 - Layout of hydraulic control circuits
  • F16H61/065 - using fluid control means
  • F16H61/14 - Control of torque converter lock-up clutches
  • F16H2061/0288 - Relay valve
  • Y10T477/6934 - Prevents unsafe or unintentional shift
  • Y10T477/69364 - Downshift control
  • Y10T477/693645 - Selector valve overrule
  • Y10T477/6937 - Servo motor timing

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 192 - Clutches and power-stop control
  • 475 - Planetary gear transmission systems or components