2833941

Information

• Patent Grant
• 2833941

• References
• Source

• Patent Number

  2,833,941

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1958
  66 years ago

• CPC

  • B23Q35/12 - involving electrical means
  • B61G9/10 - with separate mechanical friction shock-absorbers
  • G05B19/253 - with speed feedback only
  • 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
  • Y10S82/903 - Balancing and centering
  • Y10T409/300896 - with sensing of numerical information and regulation without mechanical connection between sensing means and regulated means [i.e., numerical control]

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 033 - Geometrical instruments
  • 082 - Turning
  • 235 - Registers
  • 318 - Electricity: motive power systems
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical
  • 341 - Coded data generation or conversion
  • 409 - Gear cutting, milling, or planing
  • 700 - Data processing: generic control systems or specific applications
  • 708 - Electrical computers: arithmetic processing and calculating