FR2626374B1 - DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD - Google Patents

DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD

Info

Publication number
FR2626374B1
FR2626374B1 FR8801094A FR8801094A FR2626374B1 FR 2626374 B1 FR2626374 B1 FR 2626374B1 FR 8801094 A FR8801094 A FR 8801094A FR 8801094 A FR8801094 A FR 8801094A FR 2626374 B1 FR2626374 B1 FR 2626374B1
Authority
FR
France
Prior art keywords
threshold
controlling
rotation speed
particularly relative
relative
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 - Lifetime
Application number
FR8801094A
Other languages
French (fr)
Other versions
FR2626374A1 (en
Inventor
Jean Robert Hernandez
Jean Pierre Mathevon
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.)
Reel SAS
Original Assignee
Reel SAS
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 Reel SAS filed Critical Reel SAS
Priority to FR8801094A priority Critical patent/FR2626374B1/en
Publication of FR2626374A1 publication Critical patent/FR2626374A1/en
Application granted granted Critical
Publication of FR2626374B1 publication Critical patent/FR2626374B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR8801094A 1988-01-26 1988-01-26 DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD Expired - Lifetime FR2626374B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8801094A FR2626374B1 (en) 1988-01-26 1988-01-26 DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8801094A FR2626374B1 (en) 1988-01-26 1988-01-26 DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD

Publications (2)

Publication Number Publication Date
FR2626374A1 FR2626374A1 (en) 1989-07-28
FR2626374B1 true FR2626374B1 (en) 1990-09-14

Family

ID=9362790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8801094A Expired - Lifetime FR2626374B1 (en) 1988-01-26 1988-01-26 DEVICE FOR CONTROLLING A ROTATION SPEED, PARTICULARLY RELATIVE TO A THRESHOLD

Country Status (1)

Country Link
FR (1) FR2626374B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055993A (en) * 1976-05-07 1977-11-01 United Technologies Corporation Sub-cyclic measurement of speed of an internal combustion engine
DE2720023A1 (en) * 1977-05-04 1978-11-09 Siemens Ag Circuit measuring period of AC signals - uses zero crossing detector and hold circuit as frequency to voltage converter
DE2941106A1 (en) * 1979-10-10 1981-04-30 Siemens AG, 1000 Berlin und 8000 München SPEED RATE VOLTAGE CONVERTER
DE3227986A1 (en) * 1982-07-27 1984-02-02 Vdo Adolf Schindling Ag, 6000 Frankfurt Device for converting a frequency, proportional to a measurement variable, of an electric measurement pulse into a quantity which can be represented as a quasi-analog quantity.

Also Published As

Publication number Publication date
FR2626374A1 (en) 1989-07-28

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Legal Events

Date Code Title Description
ST Notification of lapse