ZA754271B - Improved speedometer-odometer - Google Patents

Improved speedometer-odometer

Info

Publication number
ZA754271B
ZA754271B ZA00754271A ZA754271A ZA754271B ZA 754271 B ZA754271 B ZA 754271B ZA 00754271 A ZA00754271 A ZA 00754271A ZA 754271 A ZA754271 A ZA 754271A ZA 754271 B ZA754271 B ZA 754271B
Authority
ZA
South Africa
Prior art keywords
odometer
improved speedometer
speedometer
improved
Prior art date
Application number
ZA00754271A
Inventor
L Aaltonen
B Tritt
Original Assignee
Australian Road Res Board
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 Australian Road Res Board filed Critical Australian Road Res Board
Publication of ZA754271B publication Critical patent/ZA754271B/en

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
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
    • G01C22/02—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers by conversion into electric waveforms and subsequent integration, e.g. using tachometer generator

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
ZA00754271A 1974-07-11 1975-07-03 Improved speedometer-odometer ZA754271B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPB816974 1974-07-11

Publications (1)

Publication Number Publication Date
ZA754271B true ZA754271B (en) 1976-06-30

Family

ID=3765950

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00754271A ZA754271B (en) 1974-07-11 1975-07-03 Improved speedometer-odometer

Country Status (4)

Country Link
JP (1) JPS5131274A (en)
AU (1) AU8270075A (en)
FR (1) FR2278076A1 (en)
ZA (1) ZA754271B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476877A3 (en) * 1979-12-11 1981-08-28 Cutler Hammer World Trade Inc Correction circuit for motor vehicle instrumentation - comprises multiplier circuit which applies field percentage correction to sensor signal

Also Published As

Publication number Publication date
JPS5131274A (en) 1976-03-17
AU8270075A (en) 1977-01-06
FR2278076A1 (en) 1976-02-06

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ZA754271B (en) Improved speedometer-odometer