2922332

Information

• Patent Grant
• 2922332

• References
• Source

• Patent Number

  2,922,332

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1960
  65 years ago

• CPC

  • G01D5/342 - the sensed object being the obturating part
  • G01C21/02 - by astronomical means
  • G05D3/20 - using a digital comparing device
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/122 - Servo-systems for D/A conversion
  • H03M2201/128 - using a servomotor as analogue generator
  • H03M2201/167 - with overlapping ranges
  • H03M2201/2111 - using a pure representation
  • H03M2201/2159 - Switches commutators
  • H03M2201/412 - representing linear position
  • H03M2201/4225 - Parallel
  • H03M2201/4237 - Multivalued
  • H03M2201/4266 - Decimal radix
  • H03M2201/518 - with analogue feedback
  • H03M2201/60 - Fidelity improvement
  • H03M2201/6114 - Manual
  • H03M2201/6121 - Automatic
  • H03M2201/70 - Additional functions
  • H03M2201/72 - Computing
  • H03M2201/8108 - Vacuum tubes
  • H03M2201/8192 - Photoelectric devices
  • H03M2201/842 - Synchro
  • H03M2201/847 - Switches
  • H03M2201/848 - Relays
  • H03M2201/853 - Reduction gearings
  • H03M2201/856 - Shaft couplings
  • H03M2201/93 - Constructional details

• US Classifications

  • 235 - Registers
  • 033 - Geometrical instruments
  • 234 - Selective cutting
  • 341 - Coded data generation or conversion