DE69026391D1 - Linearer Positionssensor - Google Patents
Linearer PositionssensorInfo
- Publication number
- DE69026391D1 DE69026391D1 DE69026391T DE69026391T DE69026391D1 DE 69026391 D1 DE69026391 D1 DE 69026391D1 DE 69026391 T DE69026391 T DE 69026391T DE 69026391 T DE69026391 T DE 69026391T DE 69026391 D1 DE69026391 D1 DE 69026391D1
- Authority
- DE
- Germany
- Prior art keywords
- position sensor
- linear position
- linear
- sensor
- 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 - Lifetime
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
- 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
- G01D5/204—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 by influencing the mutual induction between two or more coils
- G01D5/2053—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 by influencing the mutual induction between two or more coils by a movable non-ferromagnetic conductive element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
- B60G17/01933—Velocity, e.g. relative velocity-displacement sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2861—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using magnetic means
-
- 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
- G01D5/204—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 by influencing the mutual induction between two or more coils
- G01D5/2046—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 by influencing the mutual induction between two or more coils by a movable ferromagnetic element, e.g. a core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/11—Mounting of sensors thereon
- B60G2204/111—Mounting of sensors thereon on pneumatic springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
- B60G2204/10—Mounting of suspension elements
- B60G2204/11—Mounting of sensors thereon
- B60G2204/112—Mounting of sensors thereon on dampers, e.g. fluid dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/20—Speed
- B60G2400/202—Piston speed; Relative velocity between vehicle body and wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/25—Stroke; Height; Displacement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
- B60G2400/25—Stroke; Height; Displacement
- B60G2400/252—Stroke; Height; Displacement vertical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60G2401/17—Magnetic/Electromagnetic
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/296,183 US5216364A (en) | 1989-01-11 | 1989-01-11 | Variable transformer position sensor |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69026391D1 true DE69026391D1 (de) | 1996-05-09 |
Family
ID=23140951
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69026391T Expired - Lifetime DE69026391D1 (de) | 1989-01-11 | 1990-01-10 | Linearer Positionssensor |
DE69007802T Expired - Fee Related DE69007802T2 (de) | 1989-01-11 | 1990-01-10 | Linearer Positionssensor. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69007802T Expired - Fee Related DE69007802T2 (de) | 1989-01-11 | 1990-01-10 | Linearer Positionssensor. |
Country Status (5)
Country | Link |
---|---|
US (2) | US5216364A (de) |
EP (2) | EP0592849B1 (de) |
JP (1) | JPH02264814A (de) |
CA (1) | CA2007496A1 (de) |
DE (2) | DE69026391D1 (de) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5619133A (en) * | 1989-01-11 | 1997-04-08 | Nartron Corporation | Single coil position and movement sensor having enhanced dynamic range |
US5216364A (en) * | 1989-01-11 | 1993-06-01 | Nartron Corporation | Variable transformer position sensor |
US5811967A (en) * | 1989-01-11 | 1998-09-22 | Nartron Corporation | EGR valve linear position sensor having variable coupling transformer |
US5563355A (en) * | 1993-05-24 | 1996-10-08 | Cj Design & Engineering, Inc. | Force sensor |
US5453685A (en) * | 1993-07-30 | 1995-09-26 | Philips Electronics North America Corporation | Inductive position sensing device and apparatus with selectable winding configuration |
US5698910A (en) * | 1995-12-22 | 1997-12-16 | Eastman Kodak Company | Electromagnetic actuator with position sensor |
US6499368B2 (en) * | 1996-01-24 | 2002-12-31 | Microstrain, Inc. | Miniaturized pressure equalized displacement sensor assembly |
US5936400A (en) * | 1996-12-23 | 1999-08-10 | Federal Products Co. | Magnetoresistive displacement sensor and variable resistor using a moving domain wall |
RU2127865C1 (ru) | 1997-07-24 | 1999-03-20 | Медников Феликс Матвеевич | Устройство для измерения линейных перемещений (варианты) |
US6018247A (en) * | 1998-02-19 | 2000-01-25 | Kelly; John Michael | Time domain reflectometer linear position sensing |
FR2784178B1 (fr) * | 1998-10-01 | 2000-11-24 | Janpierre Saugnac | Dispositif pour mesurer l'evolution de la distance entre un premier point et un second point d'une structure |
EP1173721A1 (de) * | 1999-04-23 | 2002-01-23 | Scientific Generics Limited | Positionssensor |
GB9913935D0 (en) | 1999-06-15 | 1999-08-18 | Scient Generics Ltd | Position encoder for cylindrical geometries |
WO2002023707A1 (en) * | 2000-09-15 | 2002-03-21 | Radian Research, Inc. | Reduction of capacitance effects in potential transformers |
US6499359B1 (en) | 2001-07-09 | 2002-12-31 | Nartron Corporation | Compressible capacitance sensor for determining the presence of an object |
US6782759B2 (en) * | 2001-07-09 | 2004-08-31 | Nartron Corporation | Anti-entrapment system |
US7162928B2 (en) * | 2004-12-06 | 2007-01-16 | Nartron Corporation | Anti-entrapment system |
US7132642B2 (en) * | 2001-07-09 | 2006-11-07 | Nartron Corporation | Anti-entrapment systems for preventing objects from being entrapped by translating devices |
US7293467B2 (en) | 2001-07-09 | 2007-11-13 | Nartron Corporation | Anti-entrapment system |
US20040080313A1 (en) * | 2001-10-03 | 2004-04-29 | Amnon Brosh | Modular non-contacting position sensor |
US6903642B2 (en) * | 2001-12-03 | 2005-06-07 | Radian Research, Inc. | Transformers |
GB2387656B (en) * | 2002-04-16 | 2004-03-03 | Weston Aerospace | Transformer probe |
US6690160B2 (en) * | 2002-04-22 | 2004-02-10 | Deere & Company | Position sensing apparatus |
US8022691B2 (en) * | 2002-10-02 | 2011-09-20 | Microstrain, Inc. | Microminiature gauging displacement sensor |
US8306696B2 (en) * | 2003-04-17 | 2012-11-06 | Driveright Holdings, Ltd. | Method and system for aligning a vehicle with an artificial horizon |
EP1615787B1 (de) * | 2003-04-17 | 2009-11-18 | Firestone Industrial Products Company, LLC | Verfahren und system zur ausrichtung eines stationären fahrzeugs auf einen künstlichen horizont |
WO2007011402A2 (en) * | 2004-10-26 | 2007-01-25 | Georgia Tech Research Corporation | Displacement sensor |
US7744099B2 (en) * | 2004-11-04 | 2010-06-29 | Driveright Holdings, Ltd. | Method and system for adjusting a vehicle aligned with an artificial horizon |
US7312591B2 (en) | 2005-03-11 | 2007-12-25 | Npc Corporation | Powered panel moving system |
GB2432000B (en) * | 2005-11-07 | 2008-10-29 | Newall Measurement Syst Ltd | Position detector with a flexible mount |
US7918801B2 (en) * | 2005-12-29 | 2011-04-05 | Medility Llc | Sensors for monitoring movements, apparatus and systems therefor, and methods for manufacture and use |
US7342373B2 (en) * | 2006-01-04 | 2008-03-11 | Nartron Corporation | Vehicle panel control system |
GB2435518B (en) | 2006-02-28 | 2009-11-18 | Alexy Davison Karenowska | Position sensor |
US7432827B2 (en) * | 2006-08-28 | 2008-10-07 | Edward Anthony Richley | Device for activating inductive loop sensor of a traffic light control system |
US7913822B2 (en) * | 2006-12-22 | 2011-03-29 | Chrysler Group Llc | Ride height sensing shock damper |
JP4960767B2 (ja) * | 2007-05-25 | 2012-06-27 | パナソニック株式会社 | 変位センサ |
US20090057300A1 (en) * | 2007-08-27 | 2009-03-05 | Xaloy Incorporated | Heating system for plastic processing equipment having a profile gap |
US20090058430A1 (en) * | 2007-09-05 | 2009-03-05 | Sentrinsic | Systems and Methods for Sensing Positions of Components |
US7703334B2 (en) * | 2007-10-04 | 2010-04-27 | Medility Llc | Bandage type sensor arrangement and carrier assembly therefore, and method of manufacture |
US8155835B2 (en) * | 2008-02-21 | 2012-04-10 | Driveright Holdings, Ltd. | Vehicle chassis height adjustment method and system |
JP2009204346A (ja) * | 2008-02-26 | 2009-09-10 | Panasonic Electric Works Co Ltd | ポジションセンサ |
US7956603B2 (en) * | 2008-06-16 | 2011-06-07 | Medility Llc | Sensor inductors, sensors for monitoring movements and positioning, apparatus, systems and methods therefore |
US20090309578A1 (en) * | 2008-06-16 | 2009-12-17 | Cochran William T | Sensor inductors, sensors for monitoring movements and positioning, apparatus, systems and methods therefore |
US20090309683A1 (en) * | 2008-06-16 | 2009-12-17 | Cochran William T | Sensor inductors, sensors for monitoring movements and positioning, apparatus, systems and methods therefore |
US8058867B2 (en) * | 2008-08-18 | 2011-11-15 | Deere & Company | System for determining the position of a movable member |
US7977935B2 (en) * | 2009-06-04 | 2011-07-12 | Key Safety Systems, Inc. | Temperature tolerant magnetic linear displacement sensor |
US20110093239A1 (en) * | 2009-10-21 | 2011-04-21 | Holbrook Gregory A | Vehicle weight sensing methods and systems |
AT509627B1 (de) * | 2010-03-29 | 2012-04-15 | Ait Austrian Institute Of Technology Gmbh | Vorrichtung zur erfassung der position einer stelleinheit |
US8478560B2 (en) * | 2011-01-19 | 2013-07-02 | Honeywell International Inc. | Three wire transformer position sensor, signal processing circuitry, and temperature compensation circuitry therefor |
DE102011003851A1 (de) * | 2011-02-09 | 2012-08-09 | Continental Teves Ag & Co. Ohg | Anordnung mit einem Gehäuse, mit einer Spindel und einer gegen Rotation fixierten, verschiebbar angeordneten Spindelmutter und Verfahren zur Bestimmung einer Zuspannkraft |
DE102011121028B4 (de) * | 2011-12-14 | 2014-10-16 | Paragon Ag | "Messanordnung zur Bestimmung des Abstands zu einer magnetischen Wechselfeldquelle und Verfahren zur Messung des Abstands zwischen einer Magnetsensoranordnung und einer magnetischen Wechselfeldquelle" |
CN103963738A (zh) * | 2013-02-06 | 2014-08-06 | 现代自动车株式会社 | 非接触式换档锁装置 |
WO2014200105A1 (ja) * | 2013-06-13 | 2014-12-18 | 株式会社アミテック | 誘導型位置検出装置 |
US9797490B2 (en) * | 2014-03-27 | 2017-10-24 | Lcdrives Corp. | High reliability actuator |
US10436609B2 (en) | 2014-10-24 | 2019-10-08 | Moog Inc. | Position sensor assembly |
US10837802B2 (en) * | 2016-07-22 | 2020-11-17 | Regents Of The University Of Minnesota | Position sensing system with an electromagnet |
US10914566B2 (en) * | 2016-07-22 | 2021-02-09 | Regents Of The University Of Minnesota | Position sensing system with an electromagnet |
WO2020033041A1 (en) * | 2018-08-07 | 2020-02-13 | Halliburton Energy Services, Inc. | Caliper tool and sensor for use in high pressure environments |
DE102018132694A1 (de) * | 2018-12-18 | 2020-06-18 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Spulenkörper, Induktiver Drehzahlsensor und Verfahren zu deren Herstellung |
EP3697004A3 (de) * | 2019-02-15 | 2020-12-02 | Tata Consultancy Services Limited | System, verfahren und computerlesbares speichermedium zum unterbrechen von unbefugter kommunikation in niederfrequenz-funkkommunikationsvorrichtungen |
EP3809098B1 (de) * | 2019-10-16 | 2022-04-06 | Ams Ag | Sensor-frontend und verfahren zum betreiben einer sensorvorrichtung |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2911632A (en) * | 1955-05-03 | 1959-11-03 | United Aircraft Corp | Telemetric position transmitter |
US3001183A (en) * | 1956-11-05 | 1961-09-19 | Ford Instr Company Division Of | Remote internal linear position indicator |
US3030574A (en) * | 1957-02-26 | 1962-04-17 | Westinghouse Electric Corp | Position indicator |
US3020527A (en) * | 1957-05-13 | 1962-02-06 | United Aircraft Corp | Position indicating system |
US3181055A (en) * | 1961-07-24 | 1965-04-27 | Bourns Inc | Differential-transformer displacement-transducer |
AT312319B (de) * | 1967-12-30 | 1973-12-27 | Joseph Anton Bachmann | Vorrichtung zur Stellwegmessung bei einer Kolben-Zylinder-Einheit von Werkzeugmaschinen od.dgl. |
US3891918A (en) * | 1971-03-23 | 1975-06-24 | James F Ellis | Linear displacement transducer utilizing an oscillator whose average period varies as a linear function of the displacement |
BE793944A (fr) * | 1972-01-24 | 1973-05-02 | Merlin Gerin | Capteur de position sans contact mecanique |
US3821652A (en) * | 1972-08-14 | 1974-06-28 | Cincinnati Milacron Inc | Square to sine converter |
JPS5158853A (de) * | 1974-11-19 | 1976-05-22 | Sharp Kk | |
US3982189A (en) * | 1975-11-25 | 1976-09-21 | The United States Of America As Represented By The Secretary Of The Navy | Square wave to sine wave converter |
JPS5438714A (en) * | 1977-09-01 | 1979-03-23 | Mitsubishi Electric Corp | Radio transmitting device |
DE2914083A1 (de) * | 1978-04-11 | 1979-10-25 | Univ Cardiff | Vorrichtung zum messen der verschiebung zwischen zwei relativ zueinander beweglichen teilen, insbesondere an einem hydraulischen hubzylinder |
GB2021770B (en) * | 1978-04-11 | 1982-08-18 | Univ Cardiff | Distance measuring |
JPS55117912A (en) * | 1979-03-05 | 1980-09-10 | Mitsubishi Electric Corp | Control bar position detection unit |
DE2940018A1 (de) * | 1979-10-03 | 1981-04-16 | Robert Bosch Gmbh, 7000 Stuttgart | Induktive messeinrichtung, insbesondere fuer eine brennkraftmaschine |
JPS56128178A (en) * | 1980-03-14 | 1981-10-07 | Sofuia Kk | Pinball machine |
GB2074736B (en) * | 1980-04-26 | 1984-03-07 | Lucas Industries Ltd | Displacement measuring transducers and their use for sensing vehicle suspension displacements |
US4408159A (en) * | 1981-04-02 | 1983-10-04 | Abex Corporation | Proximity sensing head |
US4555120A (en) * | 1983-10-07 | 1985-11-26 | Kelsey-Hayes Co. | Position sensor |
DE3446307A1 (de) * | 1983-12-21 | 1985-07-04 | Honeywell Gmbh, 6050 Offenbach | Verfahren und schaltungsanordnung zur erzeugung von sinusschwingungen |
US4658153A (en) * | 1984-06-18 | 1987-04-14 | Amnon Brosh | Planar coil apparatus for providing a frequency output vs. position |
US4797614A (en) * | 1984-11-02 | 1989-01-10 | Sierracin Corporation | Apparatus and method for measuring conductance including a temperature controlled resonant tank circuit with shielding |
SU1232931A1 (ru) * | 1984-12-17 | 1986-05-23 | Ордена Ленина Производственное Энергетическое Объединение "Донбассэнерго" | Трансформаторный датчик линейных перемещений |
US4663589A (en) * | 1985-02-11 | 1987-05-05 | Sensor Technologies, Inc. | Displacement sensor having multiplexed dual tank circuits |
DE3528811A1 (de) * | 1985-08-10 | 1987-03-12 | Hottinger Messtechnik Baldwin | Induktiver wegaufnehmer |
JPS62165119A (ja) * | 1986-01-16 | 1987-07-21 | Oki Electric Ind Co Ltd | 差動トランスインタフエ−ス回路 |
DE3603950A1 (de) * | 1986-02-06 | 1987-08-13 | Siemens Ag | Induktiver temperaturkompensierter stellungsmelder |
US4742794A (en) * | 1986-09-08 | 1988-05-10 | Bennett Marine, Inc. | Trim tab indicator system |
US4839590A (en) * | 1987-09-24 | 1989-06-13 | Magnetek Controls | Piezoelectric actuator for magnetostrictive linear displacement measuring device |
US5216364A (en) * | 1989-01-11 | 1993-06-01 | Nartron Corporation | Variable transformer position sensor |
US5036275A (en) * | 1989-01-11 | 1991-07-30 | Nartron Corporation | Inductive coupling position sensor method and apparatus having primary and secondary windings parallel to each other |
US5017867A (en) * | 1989-12-08 | 1991-05-21 | Magnetek Controls | Magnetostrictive linear position detector with reflection termination |
US5054785A (en) * | 1990-12-18 | 1991-10-08 | Acushnet Company | Game ball support device and piezoelectric ball motion detector |
-
1989
- 1989-01-11 US US07/296,183 patent/US5216364A/en not_active Expired - Lifetime
-
1990
- 1990-01-08 JP JP2000738A patent/JPH02264814A/ja active Pending
- 1990-01-10 DE DE69026391T patent/DE69026391D1/de not_active Expired - Lifetime
- 1990-01-10 EP EP93115388A patent/EP0592849B1/de not_active Expired - Lifetime
- 1990-01-10 EP EP90300299A patent/EP0378402B1/de not_active Expired - Lifetime
- 1990-01-10 DE DE69007802T patent/DE69007802T2/de not_active Expired - Fee Related
- 1990-01-10 CA CA002007496A patent/CA2007496A1/en not_active Abandoned
-
1996
- 1996-07-31 US US08/690,029 patent/US5642043A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5642043A (en) | 1997-06-24 |
EP0592849A1 (de) | 1994-04-20 |
EP0378402B1 (de) | 1994-04-06 |
EP0378402A1 (de) | 1990-07-18 |
DE69007802T2 (de) | 1994-10-20 |
DE69007802D1 (de) | 1994-05-11 |
CA2007496A1 (en) | 1990-07-11 |
EP0592849B1 (de) | 1996-04-03 |
JPH02264814A (ja) | 1990-10-29 |
US5216364A (en) | 1993-06-01 |
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