DE3114352C2 - Sensor mit einem durch Krafteinwirkung auslenkbaren piezokeramischen Plättchen - Google Patents
Sensor mit einem durch Krafteinwirkung auslenkbaren piezokeramischen PlättchenInfo
- Publication number
- DE3114352C2 DE3114352C2 DE19813114352 DE3114352A DE3114352C2 DE 3114352 C2 DE3114352 C2 DE 3114352C2 DE 19813114352 DE19813114352 DE 19813114352 DE 3114352 A DE3114352 A DE 3114352A DE 3114352 C2 DE3114352 C2 DE 3114352C2
- Authority
- DE
- Germany
- Prior art keywords
- sensor
- membrane
- magnetic material
- hard magnetic
- ferromagnetic body
- 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
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
- G01P3/488—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 delivered by variable reluctance detectors
-
- 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
-
- 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
- G01P3/487—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 delivered by rotating magnets
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)
Abstract
Description
Claims (5)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813114352 DE3114352C2 (de) | 1981-04-09 | 1981-04-09 | Sensor mit einem durch Krafteinwirkung auslenkbaren piezokeramischen Plättchen |
DE19813130030 DE3130030A1 (de) | 1981-04-09 | 1981-07-30 | Sensor fuer ferromagnetische materialien |
DE19813145332 DE3145332A1 (de) | 1981-04-09 | 1981-11-14 | Sensor fuer ferromagnetische materialien |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813114352 DE3114352C2 (de) | 1981-04-09 | 1981-04-09 | Sensor mit einem durch Krafteinwirkung auslenkbaren piezokeramischen Plättchen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3114352A1 DE3114352A1 (de) | 1982-10-21 |
DE3114352C2 true DE3114352C2 (de) | 1984-10-31 |
Family
ID=6129773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813114352 Expired DE3114352C2 (de) | 1981-04-09 | 1981-04-09 | Sensor mit einem durch Krafteinwirkung auslenkbaren piezokeramischen Plättchen |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3114352C2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19800607A1 (de) * | 1998-01-12 | 1999-07-22 | Wkt Ingenieurbuero Michael Wer | Sicherheitskontrollvorrichtung für Raddrehzahländerungen an Kraftfahrzeugen |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3612338A1 (de) * | 1986-04-11 | 1987-10-15 | Siemens Ag | Messverfahren zur lageerkennung bzw. -ueberwachung von wenigstens einer ferromagnetischen spiralfeder und zugehoerige messeinrichtung |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1196232A (en) * | 1968-02-22 | 1970-06-24 | Matsushita Electric Ind Co Ltd | Method for Detecting a Rotary Motion |
DE2726312B2 (de) * | 1977-06-10 | 1981-01-29 | Rafi Gmbh & Co Elektrotechnische Spezialfabrik, 7981 Berg | Meßumformer mit einer piezoeristiven Anordnung |
-
1981
- 1981-04-09 DE DE19813114352 patent/DE3114352C2/de not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19800607A1 (de) * | 1998-01-12 | 1999-07-22 | Wkt Ingenieurbuero Michael Wer | Sicherheitskontrollvorrichtung für Raddrehzahländerungen an Kraftfahrzeugen |
DE19800607C2 (de) * | 1998-01-12 | 2001-11-29 | Wkt Ingenieurbuero Michael Wer | Sicherheitskontrollvorrichtung für Raddrehzahländerungen an Kraftfahrzeugen |
Also Published As
Publication number | Publication date |
---|---|
DE3114352A1 (de) | 1982-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AG | Has addition no. |
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OP8 | Request for examination as to paragraph 44 patent law | ||
AG | Has addition no. |
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AG | Has addition no. |
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D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |