AU472274B2 - Speed measuring device - Google Patents

Speed measuring device

Info

Publication number
AU472274B2
AU472274B2 AU62929/73A AU6292973A AU472274B2 AU 472274 B2 AU472274 B2 AU 472274B2 AU 62929/73 A AU62929/73 A AU 62929/73A AU 6292973 A AU6292973 A AU 6292973A AU 472274 B2 AU472274 B2 AU 472274B2
Authority
AU
Australia
Prior art keywords
measuring device
speed measuring
speed
measuring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU62929/73A
Other versions
AU6292973A (en
Inventor
Malcolm Hammond Peter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU6292973A publication Critical patent/AU6292973A/en
Application granted granted Critical
Publication of AU472274B2 publication Critical patent/AU472274B2/en
Expired legal-status Critical Current

Links

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
    • G01P3/42—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
    • G01P3/489—Digital circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
AU62929/73A 1972-12-07 1973-11-27 Speed measuring device Expired AU472274B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB56486/72 1972-12-07
GB5648672A GB1362740A (en) 1972-12-07 1972-12-07 On-speed detection arrangement

Publications (2)

Publication Number Publication Date
AU6292973A AU6292973A (en) 1975-05-29
AU472274B2 true AU472274B2 (en) 1976-05-20

Family

ID=10476740

Family Applications (1)

Application Number Title Priority Date Filing Date
AU62929/73A Expired AU472274B2 (en) 1972-12-07 1973-11-27 Speed measuring device

Country Status (5)

Country Link
AU (1) AU472274B2 (en)
DE (1) DE2358581A1 (en)
FR (1) FR2209935B1 (en)
GB (1) GB1362740A (en)
IT (1) IT1002138B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953506B2 (en) * 1978-06-13 1984-12-25 日産自動車株式会社 Rotation speed detection device
DE2847522A1 (en) * 1978-11-02 1980-05-14 Bosch Gmbh Robert INDUCTIVE ENCODER AND EVALUATION HERE
US4341995A (en) * 1981-05-29 1982-07-27 American Optical Corporation Velocity profile analyzer
GB8501517D0 (en) * 1985-01-22 1985-02-20 Lucas Ind Plc Speed & direction sensing apparatus
US4972332A (en) * 1987-07-28 1990-11-20 Caterpillar Inc. Apparatus for determining the speed, angular position and direction of rotation of a rotatable shaft
IT1238990B (en) * 1990-02-09 1993-09-17 Ducati En FREQUENCY SWITCH OPERATED AT HIGH SPEED INTERVENTION PARTICULARLY TO DETECT THE ROTATION SPEED OF A ROTOR

Also Published As

Publication number Publication date
DE2358581A1 (en) 1974-06-12
FR2209935B1 (en) 1977-09-30
AU6292973A (en) 1975-05-29
GB1362740A (en) 1974-08-07
FR2209935A1 (en) 1974-07-05
IT1002138B (en) 1976-05-20

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