DE69007076D1 - Induktiver Sensor und Vorrichtung zum messen der Verschiebung eines mobilen Gegenstandes. - Google Patents
Induktiver Sensor und Vorrichtung zum messen der Verschiebung eines mobilen Gegenstandes.Info
- Publication number
- DE69007076D1 DE69007076D1 DE90403558T DE69007076T DE69007076D1 DE 69007076 D1 DE69007076 D1 DE 69007076D1 DE 90403558 T DE90403558 T DE 90403558T DE 69007076 T DE69007076 T DE 69007076T DE 69007076 D1 DE69007076 D1 DE 69007076D1
- Authority
- DE
- Germany
- Prior art keywords
- displacement
- measuring
- mobile object
- inductive sensor
- inductive
- 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
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- 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
- G01D5/14—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 the magnitude of a current or voltage
- G01D5/20—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/22—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
- G01D5/225—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils
- G01D5/2258—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils by a movable ferromagnetic element, e.g. core
- G01D5/2266—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils by a movable ferromagnetic element, e.g. core specially adapted 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
- 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
- G01D5/14—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 the magnitude of a current or voltage
- G01D5/20—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/22—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
- G01D5/2208—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils
- G01D5/2216—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 the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the self-induction of the coils by a movable ferromagnetic element, e.g. a core
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8916556A FR2656087B1 (fr) | 1989-12-14 | 1989-12-14 | Capteur inductif et dispositifs de mesure du deplacement d'un organe mobile. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69007076D1 true DE69007076D1 (de) | 1994-04-07 |
DE69007076T2 DE69007076T2 (de) | 1994-09-08 |
Family
ID=9388508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69007076T Expired - Fee Related DE69007076T2 (de) | 1989-12-14 | 1990-12-12 | Induktiver Sensor und Vorrichtung zum messen der Verschiebung eines mobilen Gegenstandes. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5117181A (de) |
EP (1) | EP0441074B1 (de) |
JP (1) | JPH0427819A (de) |
KR (1) | KR910012666A (de) |
CA (1) | CA2031751A1 (de) |
DE (1) | DE69007076T2 (de) |
ES (1) | ES2050983T3 (de) |
FR (1) | FR2656087B1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9206203D0 (en) * | 1992-03-21 | 1992-05-06 | Schlumberger Ind Ltd | Inductive sensors |
US6690963B2 (en) | 1995-01-24 | 2004-02-10 | Biosense, Inc. | System for determining the location and orientation of an invasive medical instrument |
US5563922A (en) * | 1995-10-23 | 1996-10-08 | Aep Energy Services, Inc. | Method and system for indicating the position of control rods of a nuclear reactor |
KR100347012B1 (ko) * | 2000-02-02 | 2002-08-03 | 한국과학기술원 | 고감도 변위측정장치 |
US6667615B2 (en) * | 2000-02-10 | 2003-12-23 | Sankyo Seiki Mfg. Co., Ltd. | Coin identifying device using magnetic sensors |
JP2003004407A (ja) * | 2001-06-20 | 2003-01-08 | Sankyo Seiki Mfg Co Ltd | 変位測定装置 |
EP1283409A1 (de) * | 2001-08-08 | 2003-02-12 | Université de Liège | Detektorvorrichtung |
JP4690110B2 (ja) * | 2004-05-24 | 2011-06-01 | 株式会社ミツトヨ | 差動トランスの信号処理装置及び信号処理方法 |
RU2507474C1 (ru) * | 2012-08-07 | 2014-02-20 | Открытое акционерное общество "Авангард" | Индукционный датчик положения |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3246219A (en) * | 1957-05-03 | 1966-04-12 | Devol | Ferroresonant devices |
US3290487A (en) * | 1962-04-16 | 1966-12-06 | Sperry Rand Corp | Signal transducer |
GB1236071A (en) * | 1968-03-14 | 1971-06-16 | Otto Henry Zinke | Magnetic flux-activated control |
US3617874A (en) * | 1970-04-13 | 1971-11-02 | Foerster Friedrich M O | Magnetic leakage field flaw detector utilizing two ring core sensors |
US3863235A (en) * | 1973-02-20 | 1975-01-28 | Rockwell International Corp | Phase sensitive position pickoff device |
FR2425648A1 (fr) * | 1978-05-08 | 1979-12-07 | Commissariat Energie Atomique | Detecteur de champ magnetique |
CH647316A5 (en) * | 1980-05-28 | 1985-01-15 | Vladimir Vladimirovich Kljuev | Device for converting a linear displacement of parts of machines or apparatuses into an electric signal |
GB2083226B (en) * | 1980-08-23 | 1985-01-09 | Hocking Electronics Ltd | Eddy current testing probe |
JPS5910814A (ja) * | 1982-07-12 | 1984-01-20 | Hitachi Metals Ltd | トナ−レベルセンサ |
US4514689A (en) * | 1982-12-27 | 1985-04-30 | Varian Associates, Inc. | High resolution position sensing apparatus with linear variable differential transformers having phase-shifted energizing signals |
US4810964A (en) * | 1986-01-22 | 1989-03-07 | Kamyr Ab | Method and apparatus for measuring the distance between a measuring transducer and an opposing surface, particularly with paper pulp equipment |
-
1989
- 1989-12-14 FR FR8916556A patent/FR2656087B1/fr not_active Expired - Lifetime
-
1990
- 1990-12-07 CA CA002031751A patent/CA2031751A1/en not_active Abandoned
- 1990-12-12 ES ES90403558T patent/ES2050983T3/es not_active Expired - Lifetime
- 1990-12-12 EP EP90403558A patent/EP0441074B1/de not_active Expired - Lifetime
- 1990-12-12 US US07/626,632 patent/US5117181A/en not_active Expired - Fee Related
- 1990-12-12 DE DE69007076T patent/DE69007076T2/de not_active Expired - Fee Related
- 1990-12-14 JP JP2402406A patent/JPH0427819A/ja active Pending
- 1990-12-14 KR KR1019900020563A patent/KR910012666A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR910012666A (ko) | 1991-08-08 |
CA2031751A1 (en) | 1991-06-15 |
FR2656087A1 (fr) | 1991-06-21 |
EP0441074A2 (de) | 1991-08-14 |
JPH0427819A (ja) | 1992-01-30 |
ES2050983T3 (es) | 1994-06-01 |
DE69007076T2 (de) | 1994-09-08 |
FR2656087B1 (fr) | 1992-03-13 |
EP0441074B1 (de) | 1994-03-02 |
EP0441074A3 (de) | 1991-09-25 |
US5117181A (en) | 1992-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |