FR1084265A - Electronic tachometer for measuring instantaneous rotational speeds - Google Patents

Electronic tachometer for measuring instantaneous rotational speeds

Info

Publication number
FR1084265A
FR1084265A FR1084265DA FR1084265A FR 1084265 A FR1084265 A FR 1084265A FR 1084265D A FR1084265D A FR 1084265DA FR 1084265 A FR1084265 A FR 1084265A
Authority
FR
France
Prior art keywords
rotational speeds
instantaneous rotational
measuring instantaneous
electronic tachometer
tachometer
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
Other languages
French (fr)
Inventor
Robert Grosjean
Jacques Poullin
Jean-Walter Remouit
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
Application granted granted Critical
Publication of FR1084265A publication Critical patent/FR1084265A/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
    • G01P3/4802—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general
    • G01P3/4807—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage by using electronic circuits in general by using circuits for the detection of the pulses delivered by the ignition system of an internal combustion engine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1084265D 1953-06-04 1953-06-04 Electronic tachometer for measuring instantaneous rotational speeds Expired FR1084265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1084265T 1953-06-04

Publications (1)

Publication Number Publication Date
FR1084265A true FR1084265A (en) 1955-01-18

Family

ID=9611555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1084265D Expired FR1084265A (en) 1953-06-04 1953-06-04 Electronic tachometer for measuring instantaneous rotational speeds

Country Status (1)

Country Link
FR (1) FR1084265A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983868A (en) * 1957-08-20 1961-05-09 Motorola Inc Electronic tachometer
US3005155A (en) * 1958-03-21 1961-10-17 Thomas G Faria Electric tachometer with voltage limiting means
US3219926A (en) * 1960-09-15 1965-11-23 Gen Motors Corp Tachometer responsive to ignition pulses utilizing a zener diode-inductor filter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983868A (en) * 1957-08-20 1961-05-09 Motorola Inc Electronic tachometer
US3005155A (en) * 1958-03-21 1961-10-17 Thomas G Faria Electric tachometer with voltage limiting means
US3219926A (en) * 1960-09-15 1965-11-23 Gen Motors Corp Tachometer responsive to ignition pulses utilizing a zener diode-inductor filter

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