Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
  • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
  • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
  • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
  • G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
  • G01F15/075—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means
  • G01F15/0755—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means involving digital counting
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
  • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
  • G01P3/42—Devices characterised by the use of electric or magnetic means
  • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
  • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
  • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Engineering & Computer Science (AREA)
• Electromagnetism (AREA)
• Power Engineering (AREA)
• Fluid Mechanics (AREA)
• Measuring Volume Flow (AREA)
• Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
• Details Of Flowmeters (AREA)
• Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
• Transmission And Conversion Of Sensor Element Output (AREA)
• Testing Relating To Insulation (AREA)
• Electrotherapy Devices (AREA)
• Surgical Instruments (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8116785

Family Applications (1)

Country Status (9)

Families Citing this family (1)

• 1973
  • 1973-05-25 DK DK288573A patent/DK288573A/da unknown
• 1974
  • 1974-05-18 DE DE2424307A patent/DE2424307A1/de not_active Withdrawn
  • 1974-05-21 FI FI1561/74A patent/FI60936C/fi active
  • 1974-05-21 NO NO741851A patent/NO141388C/no unknown
  • 1974-05-21 SE SE7406741A patent/SE395965B/xx unknown
  • 1974-05-24 FR FR7418134A patent/FR2231005A1/fr not_active Withdrawn
  • 1974-05-24 CH CH714274A patent/CH573588A5/xx not_active IP Right Cessation
  • 1974-05-24 GB GB2341874A patent/GB1458549A/en not_active Expired
  • 1974-05-24 JP JP49058038A patent/JPS50152767A/ja active Pending

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