GB1452078A - Digital tachometer counter - Google Patents

Digital tachometer counter

Info

Publication number
GB1452078A
GB1452078A GB5988873A GB5988873A GB1452078A GB 1452078 A GB1452078 A GB 1452078A GB 5988873 A GB5988873 A GB 5988873A GB 5988873 A GB5988873 A GB 5988873A GB 1452078 A GB1452078 A GB 1452078A
Authority
GB
United Kingdom
Prior art keywords
counter
digital
transducer
detector
gate
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
GB5988873A
Other languages
English (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.)
Łukasiewicz Research Network - Industrial Research Institute for Automation and Measurements
Original Assignee
Przemyslowy Instytut Automatyki I Pomiarow MERA PIAP
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 Automatyki I Pomiarow MERA PIAP filed Critical Przemyslowy Instytut Automatyki I Pomiarow MERA PIAP
Publication of GB1452078A publication Critical patent/GB1452078A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
GB5988873A 1973-01-06 1973-12-27 Digital tachometer counter Expired GB1452078A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1452078A true GB1452078A (en) 1976-10-06

Family

ID=19961365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5988873A Expired GB1452078A (en) 1973-01-06 1973-12-27 Digital tachometer counter

Country Status (7)

Country Link
JP (1) JPS5053076A (cg-RX-API-DMAC10.html)
DD (1) DD111249A5 (cg-RX-API-DMAC10.html)
DE (1) DE2400369A1 (cg-RX-API-DMAC10.html)
FR (1) FR2213502B1 (cg-RX-API-DMAC10.html)
GB (1) GB1452078A (cg-RX-API-DMAC10.html)
IT (1) IT1002165B (cg-RX-API-DMAC10.html)
NL (1) NL7316109A (cg-RX-API-DMAC10.html)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053444A (cg-RX-API-DMAC10.html) * 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

Also Published As

Publication number Publication date
IT1002165B (it) 1976-05-20
JPS5053076A (cg-RX-API-DMAC10.html) 1975-05-10
FR2213502B1 (cg-RX-API-DMAC10.html) 1976-06-25
DE2400369A1 (de) 1974-07-25
DD111249A5 (cg-RX-API-DMAC10.html) 1975-02-05
NL7316109A (cg-RX-API-DMAC10.html) 1974-07-09
FR2213502A1 (cg-RX-API-DMAC10.html) 1974-08-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee