SE378458B - - Google Patents

Info

Publication number
SE378458B
SE378458B SE1278372A SE1278372A SE378458B SE 378458 B SE378458 B SE 378458B SE 1278372 A SE1278372 A SE 1278372A SE 1278372 A SE1278372 A SE 1278372A SE 378458 B SE378458 B SE 378458B
Authority
SE
Sweden
Application number
SE1278372A
Inventor
E H Ford
Original Assignee
Lumenition Ltd
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 Lumenition Ltd filed Critical Lumenition Ltd
Publication of SE378458B publication Critical patent/SE378458B/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K21/00Details of pulse counters or frequency dividers
    • H03K21/08Output circuits
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00Details of instruments
    • G01P1/07Indicating devices, e.g. for remote indication
    • G01P1/08Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42Devices characterised by the use of electric or magnetic means
    • G01P3/44Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/486Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Supercharger (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Optical Transform (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
SE1278372A 1971-10-06 1972-10-04 SE378458B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4647971 1971-10-06

Publications (1)

Publication Number Publication Date
SE378458B true SE378458B (en) 1975-09-01

Family

ID=10441437

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1278372A SE378458B (en) 1971-10-06 1972-10-04

Country Status (10)

Country Link
JP (1) JPS4846371A (en)
AU (1) AU460869B2 (en)
BR (1) BR7206983D0 (en)
CA (1) CA990381A (en)
DE (1) DE2248917A1 (en)
ES (1) ES407677A1 (en)
FR (1) FR2156067B1 (en)
GB (1) GB1351049A (en)
IT (1) IT966209B (en)
SE (1) SE378458B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5724490B2 (en) * 1973-10-17 1982-05-25
DE2404081C2 (en) * 1974-01-29 1982-05-06 Waldemar Linköping Lester Device for optically scanning the speed of a rotating component, for example a vehicle wheel
JPS5111084U (en) * 1974-07-10 1976-01-27
JPS5638466Y2 (en) * 1976-07-20 1981-09-08
AT354764B (en) * 1976-08-13 1979-01-25 Licentia Gmbh MAGNETIC TAPE DEVICE
JPS5847030B2 (en) * 1977-03-30 1983-10-20 松下電器産業株式会社 Rotating body rotation speed display device
JP3133310B2 (en) * 1989-11-10 2001-02-05 旭光学工業株式会社 Laser printer control device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053444A (en) * 1900-01-01
GB1027976A (en) * 1963-12-12 1966-05-04 Albano Inico Armando An indicating tachometer for vehicles with igniting lamps arranged to correspond to the dial reading
GB1089300A (en) * 1963-12-24 1967-11-01 Crypton Equipment Ltd Electrical apparatus for measuring the rotational speed of engines
US3517258A (en) * 1966-10-31 1970-06-23 Ibm Solid state display device using light emitting diodes
FR1589126A (en) * 1968-09-04 1970-03-23

Also Published As

Publication number Publication date
ES407677A1 (en) 1975-10-16
CA990381A (en) 1976-06-01
FR2156067B1 (en) 1975-03-14
FR2156067A1 (en) 1973-05-25
BR7206983D0 (en) 1973-09-25
AU4744572A (en) 1974-04-11
GB1351049A (en) 1974-04-24
IT966209B (en) 1974-02-11
JPS4846371A (en) 1973-07-02
AU460869B2 (en) 1975-05-08
DE2248917A1 (en) 1973-04-12

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