JPS50137582A - - Google Patents

Info

Publication number
JPS50137582A
JPS50137582A JP50031248A JP3124875A JPS50137582A JP S50137582 A JPS50137582 A JP S50137582A JP 50031248 A JP50031248 A JP 50031248A JP 3124875 A JP3124875 A JP 3124875A JP S50137582 A JPS50137582 A JP S50137582A
Authority
JP
Japan
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.)
Pending
Application number
JP50031248A
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 filed Critical
Publication of JPS50137582A publication Critical patent/JPS50137582A/ja
Pending 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Optical Transform (AREA)
  • Measuring Phase Differences (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
JP50031248A 1974-04-10 1975-03-17 Pending JPS50137582A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US459762A US3902116A (en) 1974-04-10 1974-04-10 Quadrature electronic tachometer

Publications (1)

Publication Number Publication Date
JPS50137582A true JPS50137582A (ja) 1975-10-31

Family

ID=23826050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50031248A Pending JPS50137582A (ja) 1974-04-10 1975-03-17

Country Status (5)

Country Link
US (1) US3902116A (ja)
JP (1) JPS50137582A (ja)
DE (1) DE2513688A1 (ja)
FR (1) FR2267552B1 (ja)
GB (1) GB1483394A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003692A1 (en) * 1981-04-22 1982-10-28 Ishida Hiroshi Speed detecting device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53164185U (ja) * 1977-05-31 1978-12-22
JPS5776456A (en) * 1980-10-30 1982-05-13 Fanuc Ltd Detection of rotating speed
DE3147145C2 (de) * 1981-11-27 1983-10-13 Siemens AG, 1000 Berlin und 8000 München Verfahren zur Erzeugung einer drehzahlproportionalen Spannung und Schaltungsanordnung zur Durchführung des Verfahrens
DK149255C (da) * 1983-11-25 1987-03-09 Ole Ploug Apparat til maaling af fortrinsvis roterende legemers hastighed

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406336A (en) * 1966-06-22 1968-10-15 Nasa Usa Rc rate generator for slow speed measurement
US3579268A (en) * 1968-07-09 1971-05-18 Ampex Automatic quadrature and amplitude stabilizer
US3710265A (en) * 1971-04-01 1973-01-09 Howe Richardson Scale Co Quadrature-to-serial pulse converter
US3813597A (en) * 1973-01-05 1974-05-28 East Bay Municipal Utility Dis Tachometer for low speed measurement

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003692A1 (en) * 1981-04-22 1982-10-28 Ishida Hiroshi Speed detecting device

Also Published As

Publication number Publication date
FR2267552A1 (ja) 1975-11-07
DE2513688A1 (de) 1975-10-23
FR2267552B1 (ja) 1977-04-15
US3902116A (en) 1975-08-26
GB1483394A (en) 1977-08-17

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