FR2640743B1 - Dispositif perfectionne de commande de logometre - Google Patents
Dispositif perfectionne de commande de logometreInfo
- Publication number
- FR2640743B1 FR2640743B1 FR8816758A FR8816758A FR2640743B1 FR 2640743 B1 FR2640743 B1 FR 2640743B1 FR 8816758 A FR8816758 A FR 8816758A FR 8816758 A FR8816758 A FR 8816758A FR 2640743 B1 FR2640743 B1 FR 2640743B1
- Authority
- FR
- France
- Prior art keywords
- improved
- control device
- logometer
- logometer control
- improved logometer
- 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 - Fee Related
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
- 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
- G01D3/022—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 having an ideal characteristic, map or correction data stored in a digital memory
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R7/00—Instruments capable of converting two or more currents or voltages into a single mechanical displacement
- G01R7/04—Instruments capable of converting two or more currents or voltages into a single mechanical displacement for forming a quotient
- G01R7/06—Instruments capable of converting two or more currents or voltages into a single mechanical displacement for forming a quotient moving-iron type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Technology Law (AREA)
- Complex Calculations (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8816758A FR2640743B1 (fr) | 1988-12-19 | 1988-12-19 | Dispositif perfectionne de commande de logometre |
EP89403555A EP0379816B1 (fr) | 1988-12-19 | 1989-12-19 | Dispositif perfectionné de commande de logomètre |
ES198989403555T ES2039916T3 (es) | 1988-12-19 | 1989-12-19 | Dispositivo perfeccionado de mando de logometro. |
US07/452,642 US5142412A (en) | 1988-12-19 | 1989-12-19 | Circuit for controlling a ration meter |
DE89403555T DE68905794T2 (de) | 1988-12-19 | 1989-12-19 | Steuerung für Kreuzspuleninstrumente. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8816758A FR2640743B1 (fr) | 1988-12-19 | 1988-12-19 | Dispositif perfectionne de commande de logometre |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2640743A1 FR2640743A1 (fr) | 1990-06-22 |
FR2640743B1 true FR2640743B1 (fr) | 1994-04-08 |
Family
ID=9373115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8816758A Expired - Fee Related FR2640743B1 (fr) | 1988-12-19 | 1988-12-19 | Dispositif perfectionne de commande de logometre |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2640743B1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2438273A1 (de) * | 1974-08-08 | 1976-02-19 | Teldix Gmbh | Verfahren zur umwandlung eines digitalen messwerts und anordnung hierzu |
DE3434189A1 (de) * | 1984-09-18 | 1986-03-20 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Einrichtung zur ansteuerung eines kreuzspulanzeigeinstruments |
DE3611681A1 (de) * | 1986-04-08 | 1987-10-15 | Bbc Brown Boveri & Cie | Digitales messverfahren zur quasianalogen messwertanzeige |
-
1988
- 1988-12-19 FR FR8816758A patent/FR2640743B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2640743A1 (fr) | 1990-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070831 |