2490347

Information

• Patent Grant
• 2490347

• References
• Source

• Patent Number

  2,490,347

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1949
  75 years ago

• CPC

  • F16D21/04 - with a shaft carrying a number of rotatable transmission members
  • F16H61/02 - characterised by the signals used
  • F16H2710/06 - only the toothed wheels remain engaged
  • Y10T74/1926 - Speed responsive
  • Y10T74/19451 - Spur gears
  • Y10T477/644 - with brake control
  • Y10T477/6933 - with positive shift means

• US Classifications

  • 477 - Interrelated power delivery controls, including engine control
  • 074 - Machine element or mechanism
  • D16 - Photography and optical equipment