FR2641077A1 - - Google Patents
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- Publication number
- FR2641077A1 FR2641077A1 FR8817084A FR8817084A FR2641077A1 FR 2641077 A1 FR2641077 A1 FR 2641077A1 FR 8817084 A FR8817084 A FR 8817084A FR 8817084 A FR8817084 A FR 8817084A FR 2641077 A1 FR2641077 A1 FR 2641077A1
- Authority
- FR
- France
- Prior art keywords
- bimorph
- electrodes
- circuit
- electrode
- bending
- 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.)
- Granted
Links
- 229920000642 polymer Polymers 0.000 claims abstract description 14
- 230000033001 locomotion Effects 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims description 42
- 230000005669 field effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 241000699670 Mus sp. Species 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001883 metal evaporation Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
-
- 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
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8817084A FR2641077B1 (enrdf_load_stackoverflow) | 1988-12-23 | 1988-12-23 | |
| PCT/FR1989/000671 WO1990007700A2 (fr) | 1988-12-23 | 1989-12-22 | Dispositif capteur de flexion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8817084A FR2641077B1 (enrdf_load_stackoverflow) | 1988-12-23 | 1988-12-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2641077A1 true FR2641077A1 (enrdf_load_stackoverflow) | 1990-06-29 |
| FR2641077B1 FR2641077B1 (enrdf_load_stackoverflow) | 1991-05-31 |
Family
ID=9373347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8817084A Expired FR2641077B1 (enrdf_load_stackoverflow) | 1988-12-23 | 1988-12-23 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2641077B1 (enrdf_load_stackoverflow) |
| WO (1) | WO1990007700A2 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993011413A1 (en) * | 1991-11-26 | 1993-06-10 | The Australian National University | Piezoelectric bimorph cantilevers for surface analysis instruments |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4250894A (en) * | 1978-11-14 | 1981-02-17 | Yeda Research & Development Co., Ltd. | Instrument for viscoelastic measurement |
| JPS56119825A (en) * | 1980-02-27 | 1981-09-19 | Nissan Motor Co Ltd | Method and device for stabilizing output of piezoelectric pressure sensor |
| EP0122555A2 (de) * | 1983-04-18 | 1984-10-24 | Siemens Aktiengesellschaft | Vorrichtung zur Erfassung von Kräften |
| EP0128292A1 (de) * | 1983-04-18 | 1984-12-19 | Siemens Aktiengesellschaft | Vorrichtung zur Erfassung von Drücken |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4807482A (en) * | 1987-05-18 | 1989-02-28 | Temple University Of The Commonwealth System Of Higher Education | Method and apparatus for measuring stimuli applied to a piezoelectric transducer |
-
1988
- 1988-12-23 FR FR8817084A patent/FR2641077B1/fr not_active Expired
-
1989
- 1989-12-22 WO PCT/FR1989/000671 patent/WO1990007700A2/fr unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4250894A (en) * | 1978-11-14 | 1981-02-17 | Yeda Research & Development Co., Ltd. | Instrument for viscoelastic measurement |
| JPS56119825A (en) * | 1980-02-27 | 1981-09-19 | Nissan Motor Co Ltd | Method and device for stabilizing output of piezoelectric pressure sensor |
| EP0122555A2 (de) * | 1983-04-18 | 1984-10-24 | Siemens Aktiengesellschaft | Vorrichtung zur Erfassung von Kräften |
| EP0128292A1 (de) * | 1983-04-18 | 1984-12-19 | Siemens Aktiengesellschaft | Vorrichtung zur Erfassung von Drücken |
Non-Patent Citations (2)
| Title |
|---|
| MESURE, REGULATION, AUTOMATISME, vol. 49, no. 11, 24 septembre 1984, pages 55,57,59,60,62,63, Paris, FR; "Mesure des forces d'appui des contacts de connecteurs linéaires" * |
| PATENT ABSTRACTS OF JAPAN, vol. 5, no. 196 (P-93)[868], 12 décembre 1981; & JP-A-56 119 825 (NISSAN JIDOSHA K.K.) 19-09-1981 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1990007700A3 (fr) | 1990-09-07 |
| WO1990007700A2 (fr) | 1990-07-12 |
| FR2641077B1 (enrdf_load_stackoverflow) | 1991-05-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |