GB1589884A - Digital transducers for measuring - Google Patents

Digital transducers for measuring Download PDF

Info

Publication number
GB1589884A
GB1589884A GB3108077A GB3108077A GB1589884A GB 1589884 A GB1589884 A GB 1589884A GB 3108077 A GB3108077 A GB 3108077A GB 3108077 A GB3108077 A GB 3108077A GB 1589884 A GB1589884 A GB 1589884A
Authority
GB
United Kingdom
Prior art keywords
pulses
transducer
pulse
frequency
correction
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
GB3108077A
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.)
Individual
Original Assignee
Individual
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
Priority claimed from US05/709,432 external-priority patent/US4061030A/en
Application filed by Individual filed Critical Individual
Publication of GB1589884A publication Critical patent/GB1589884A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/248—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains by varying pulse repetition frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/10—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with axial admission
    • G01F1/12—Adjusting, correcting, or compensating means therefor
    • G01F1/125—Adjusting, correcting, or compensating means therefor with electric, electro-mechanical or electronic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G01F15/024—Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/02—Input circuits
    • H03K21/026—Input circuits comprising logic circuits
GB3108077A 1976-07-28 1977-07-25 Digital transducers for measuring Expired GB1589884A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/709,432 US4061030A (en) 1973-11-09 1976-07-28 Method and device for correcting the output signal from a digital transducer for measuring a physical magnitude or variable

Publications (1)

Publication Number Publication Date
GB1589884A true GB1589884A (en) 1981-05-20

Family

ID=24849828

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3108077A Expired GB1589884A (en) 1976-07-28 1977-07-25 Digital transducers for measuring

Country Status (5)

Country Link
JP (2) JPS5328452A (de)
CH (1) CH615542A5 (de)
DE (1) DE2733689C3 (de)
FR (1) FR2360214A2 (de)
GB (1) GB1589884A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6143238Y2 (de) * 1980-11-05 1986-12-06
DE3709776A1 (de) * 1987-03-25 1988-10-06 Eckardt Ag Verfahren zur messung des durchflusses eines mediums durch eine rohrleitung o. dgl.
DE3713956A1 (de) * 1987-04-25 1988-11-03 Horst Dipl Phys Prof D Ziegler Fuehleinheit
JPS63297282A (ja) * 1987-05-29 1988-12-05 Showa Senpu Kk ゼオライト成形物の製造方法
DE3834017A1 (de) * 1988-10-06 1990-04-12 Asea Brown Boveri Verfahren und einrichtung zur drehzahlmessung
US5357196A (en) * 1991-08-06 1994-10-18 Jeco Company Limited Circuit for converting a frequency of an input signal so a signal having a digital value corresponding to the frequency
DE19520287A1 (de) * 1994-12-14 1996-06-27 Vdo Schindling Betriebsschaltung für einen Sensor
DE19512487A1 (de) * 1995-04-04 1996-10-10 Rieter Ingolstadt Spinnerei Verfahren zur Verbesserung des Verzugs von Faserband in einem Drehzahlbereich von Streckwerkswalzen nahe dem Stillstand und Vorrichtung zur Durchführung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788933A (nl) * 1971-09-16 1973-03-19 Itt Numerieke aanwijzer voor een hoeveelheid per tijdseenheid welkeeen gemiddelde maakt
AT316161B (de) * 1972-07-17 1974-06-25 Pletscher Geb Ofen zum Schmelzen oder Warmhalten von Metallen
SE377612B (de) * 1973-11-09 1975-07-14 T L B Greverus

Also Published As

Publication number Publication date
CH615542A5 (en) 1980-01-31
JPS59176891A (ja) 1984-10-06
JPS5328452A (en) 1978-03-16
DE2733689B2 (de) 1980-01-31
FR2360214A2 (fr) 1978-02-24
DE2733689A1 (de) 1978-02-02
DE2733689C3 (de) 1980-10-09
FR2360214B2 (de) 1981-08-28

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Legal Events

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