2333249

Information

• Patent Grant
• 2333249

• References
• Source

• Patent Number

  2,333,249

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1943
  81 years ago

• CPC

  • G05B19/253 - with speed feedback only
  • B23Q35/12 - involving electrical means
  • B61G9/10 - with separate mechanical friction shock-absorbers
  • G05B19/4103 - Digital interpolation
  • G06F7/62 - Performing operations exclusively by counting total number of pulses; Multiplication, division or derived operations using combined denominational and incremental processing by counters
  • G06F7/66 - wherein pulses represent unitary increments only
  • G06F7/68 - using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/126 - with auxiliary D/A conversion of the error signal
  • H03M2201/128 - using a servomotor as analogue generator
  • H03M2201/16 - Coarse and fine conversions
  • H03M2201/194 - Control systems
  • H03M2201/2111 - using a pure representation
  • H03M2201/2133 - with directional discrimination
  • H03M2201/2177 - using a recorded pattern
  • H03M2201/3115 - Simultaneous addition or subtraction of selected values
  • H03M2201/3136 - Specific network arrangement
  • H03M2201/4105 - Positive/negative indication
  • H03M2201/412 - representing linear position
  • H03M2201/4135 - Momentary value
  • H03M2201/4204 - positive/negative indication
  • H03M2201/4212 - Serial
  • H03M2201/4225 - Parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/425 - Non-denominational
  • H03M2201/4266 - Decimal radix
  • H03M2201/4279 - Pure
  • H03M2201/8108 - Vacuum tubes
  • H03M2201/8116 - Counting tubes Beam switching tubes
  • H03M2201/8128 - Diodes
  • H03M2201/844 - Servomotors
  • H03M2201/93 - Constructional details

• US Classifications

  • 213 - Railway draft appliances