FR2213502A1 - - Google Patents

Info

Publication number
FR2213502A1
FR2213502A1 FR7342346A FR7342346A FR2213502A1 FR 2213502 A1 FR2213502 A1 FR 2213502A1 FR 7342346 A FR7342346 A FR 7342346A FR 7342346 A FR7342346 A FR 7342346A FR 2213502 A1 FR2213502 A1 FR 2213502A1
Authority
FR
France
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.)
Granted
Application number
FR7342346A
Other languages
French (fr)
Other versions
FR2213502B1 (en
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.)
PRZEMYSLOWY INSTYTUT AUTOMATYK
Original Assignee
PRZEMYSLOWY INSTYTUT AUTOMATYK
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 PRZEMYSLOWY INSTYTUT AUTOMATYK filed Critical PRZEMYSLOWY INSTYTUT AUTOMATYK
Publication of FR2213502A1 publication Critical patent/FR2213502A1/fr
Application granted granted Critical
Publication of FR2213502B1 publication Critical patent/FR2213502B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • 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
FR7342346A 1973-01-06 1973-11-28 Expired FR2213502B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL16018673 1973-01-06

Publications (2)

Publication Number Publication Date
FR2213502A1 true FR2213502A1 (en) 1974-08-02
FR2213502B1 FR2213502B1 (en) 1976-06-25

Family

ID=19961365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7342346A Expired FR2213502B1 (en) 1973-01-06 1973-11-28

Country Status (7)

Country Link
JP (1) JPS5053076A (en)
DD (1) DD111249A5 (en)
DE (1) DE2400369A1 (en)
FR (1) FR2213502B1 (en)
GB (1) GB1452078A (en)
IT (1) IT1002165B (en)
NL (1) NL7316109A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053444A (en) * 1900-01-01
US3597730A (en) * 1968-12-23 1971-08-03 Houston Engineering & Research Vehicle speed indicator system
US3704445A (en) * 1971-07-20 1972-11-28 Richard R Lanham Digital read out indicator for vehicles

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053444A (en) * 1900-01-01
US3597730A (en) * 1968-12-23 1971-08-03 Houston Engineering & Research Vehicle speed indicator system
US3704445A (en) * 1971-07-20 1972-11-28 Richard R Lanham Digital read out indicator for vehicles

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
REVUE GB 'PROCESS CONTROL & AUTOMATION', VOLUME 3, SEPTEMBRE 1956, NO. 9, PAGE 344, 'ELECTRONIC *
TACHOMETER MODEL ET IMK. III' *

Also Published As

Publication number Publication date
DD111249A5 (en) 1975-02-05
IT1002165B (en) 1976-05-20
DE2400369A1 (en) 1974-07-25
FR2213502B1 (en) 1976-06-25
JPS5053076A (en) 1975-05-10
GB1452078A (en) 1976-10-06
NL7316109A (en) 1974-07-09

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Legal Events

Date Code Title Description
ST Notification of lapse