3498308

Information

• Patent Grant
• 3498308

• References
• Source

• Patent Number

  3,498,308

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1970
  54 years ago

• CPC

  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • F15B13/0438 - the pilot valves being of the nozzle-flapper type
  • F15C3/00 - Circuit elements having moving parts
  • H03M2201/01 - First edition
  • H03M2201/194 - Control systems
  • H03M2201/3115 - Simultaneous addition or subtraction of selected values
  • H03M2201/3131 - Direct selection from all possible values
  • H03M2201/3157 - Specific kinds of quantisation values
  • H03M2201/4125 - representing angular position
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4258 - Denominational
  • H03M2201/51 - Analogue conversions
  • H03M2201/512 - Mechanical/electrical
  • H03M2201/60 - Fidelity improvement
  • H03M2201/6114 - Manual
  • H03M2201/856 - Shaft couplings
  • H03M2201/93 - Constructional details
  • Y10T137/2409 - With counter-balancing pressure feedback to the modulating device
  • Y10T137/86614 - Electric

• US Classifications

  • 137 - Fluid handling