Classifications

• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
  • G05B19/00—Program-control systems
  • G05B19/02—Program-control systems electric
  • G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
  • G05B19/12—Program control other than numerical control, i.e. in sequence controllers or logic controllers using record carriers
  • G05B19/124—Program control other than numerical control, i.e. in sequence controllers or logic controllers using record carriers using tapes, cards or discs with optically sensed marks or codes
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01G—WEIGHING
  • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
  • G01G19/22—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them
  • G01G19/38—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for apportioning materials by weighing prior to mixing them program controlled, e.g. by perforated tape
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01G—WEIGHING
  • G01G23/00—Auxiliary devices for weighing apparatus
  • G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
  • G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
  • G01G23/361—Indicating the weight by electrical means, e.g. using photoelectric cells using photoelectric cells

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Automation & Control Theory (AREA)

Priority Applications (1)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8772181

Family Applications (1)

Country Status (1)

Cited By (1)

• 1962
  • 1962-02-07 FR FR887289A patent/FR1327043A/fr not_active Expired

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