DE2758986C2 - Kapazitive Kraftmessvorrichtung - Google Patents
Kapazitive KraftmessvorrichtungInfo
- Publication number
- DE2758986C2 DE2758986C2 DE2758986A DE2758986A DE2758986C2 DE 2758986 C2 DE2758986 C2 DE 2758986C2 DE 2758986 A DE2758986 A DE 2758986A DE 2758986 A DE2758986 A DE 2758986A DE 2758986 C2 DE2758986 C2 DE 2758986C2
- Authority
- DE
- Germany
- Prior art keywords
- measuring
- force
- electrode
- measuring cavity
- electrodes
- 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
- 239000003990 capacitor Substances 0.000 claims description 23
- 230000008602 contraction Effects 0.000 claims description 13
- 238000005259 measurement Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 description 11
- 238000000576 coating method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003313 weakening effect Effects 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
- G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
- G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK589176AA DK139644B (da) | 1976-12-30 | 1976-12-30 | Kapacitiv kraftmåler. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2758986A1 DE2758986A1 (de) | 1978-07-06 |
| DE2758986C2 true DE2758986C2 (de) | 1987-04-16 |
Family
ID=8145970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2758986A Expired DE2758986C2 (de) | 1976-12-30 | 1977-12-30 | Kapazitive Kraftmessvorrichtung |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7900513B2 (en) | 1993-03-30 | 2011-03-08 | Kazuhiro Okada | Multi-axial angular velocity sensor |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2453396A1 (fr) * | 1979-04-02 | 1980-10-31 | Testut Aequitas | Recepteur de charge a parallelogramme d'une seule piece et transducteur capacitif |
| IT1129409B (it) * | 1980-03-07 | 1986-06-04 | Fiat Ricerche | Trasduttore a sei gradi di liberta per convertire in segnali elettrici le forze ed i momenti applicati ad un organo mobile particolarmente al braccio mobile di un robot |
| US4384496A (en) * | 1980-04-24 | 1983-05-24 | Gladwin Michael T | Capacitive load measuring device |
| US4422335A (en) * | 1981-03-25 | 1983-12-27 | The Bendix Corporation | Pressure transducer |
| US4453422A (en) * | 1982-01-22 | 1984-06-12 | Alexander Yorgiadis | Strain gage load cell having improved sensitivity |
| US4498231A (en) * | 1982-02-26 | 1985-02-12 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Thin film strain transducer |
| US4445386A (en) * | 1982-03-08 | 1984-05-01 | The Babcock & Wilcox Company | Hermetically sealed high temperature strain gage |
| US4420790A (en) * | 1982-04-02 | 1983-12-13 | Honeywell Inc. | High sensitivity variable capacitance transducer |
| GB2123157B (en) * | 1982-06-22 | 1986-10-15 | Peter Caleb Frederi Wolfendale | Load cells |
| US4535623A (en) * | 1983-02-11 | 1985-08-20 | Paul Gilberto | Material hardness testing apparatus |
| FR2645259B1 (fr) * | 1989-04-04 | 1994-02-11 | Thomson Csf | Capteur capacitif de deplacements et capteur d'angle de torsion comportant au moins un tel capteur capacitif |
| US5421213A (en) * | 1990-10-12 | 1995-06-06 | Okada; Kazuhiro | Multi-dimensional force detector |
| US6314823B1 (en) * | 1991-09-20 | 2001-11-13 | Kazuhiro Okada | Force detector and acceleration detector and method of manufacturing the same |
| DE4132108A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Kraftsensor |
| GB9414299D0 (en) * | 1994-07-15 | 1994-09-07 | March Adrian A C | Force measuring device |
| US5569866A (en) * | 1994-11-02 | 1996-10-29 | Allison; Malcolm M. | Force measuring device |
| EP1381837A1 (en) * | 2001-03-27 | 2004-01-21 | EILERSEN, Nils Aage Juul | Capacitive dynamometer |
| CN100487441C (zh) * | 2002-03-08 | 2009-05-13 | 爱科来株式会社 | 具有信息识别功能的分析装置及其所用分析用部件以及分析装置和分析用部件的组件 |
| US6768958B2 (en) * | 2002-11-26 | 2004-07-27 | Lsi Logic Corporation | Automatic calibration of a masking process simulator |
| US7451659B2 (en) * | 2004-09-29 | 2008-11-18 | Loadstar Sensors, Inc. | Gap-change sensing through capacitive techniques |
| US7353713B2 (en) | 2003-04-09 | 2008-04-08 | Loadstar Sensors, Inc. | Flexible apparatus and method to enhance capacitive force sensing |
| US7570065B2 (en) * | 2006-03-01 | 2009-08-04 | Loadstar Sensors Inc | Cylindrical capacitive force sensing device and method |
| US20060267321A1 (en) * | 2005-05-27 | 2006-11-30 | Loadstar Sensors, Inc. | On-board vehicle seat capacitive force sensing device and method |
| US7770461B2 (en) * | 2006-03-29 | 2010-08-10 | Vibro-Meter Sa | Brake-force-sensing device for vehicle running gears |
| EP1839984B1 (de) * | 2006-03-29 | 2016-02-24 | Meggitt SA | Kraftmessvorrichtung für Fahrzeugfahrwerke |
| US7343814B2 (en) * | 2006-04-03 | 2008-03-18 | Loadstar Sensors, Inc. | Multi-zone capacitive force sensing device and methods |
| DE102007054027B4 (de) * | 2007-11-13 | 2012-05-10 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | Vorrichtung und Verfahren zur kapazitiven Kraftmessung |
| US9500540B2 (en) * | 2013-03-15 | 2016-11-22 | University Of Connecticut | Methods and apparatus for monitoring microrolling processes using embedded sensing |
| TWI716239B (zh) | 2019-12-26 | 2021-01-11 | 財團法人工業技術研究院 | 一種可感測低頻力與高頻力的力感測裝置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3109984A (en) * | 1958-05-28 | 1963-11-05 | Perkin Elmer Corp | Servomechanism hand control |
| US3142981A (en) * | 1960-11-22 | 1964-08-04 | Performance Measurements Compa | Digital force transducer |
| US3141327A (en) * | 1962-02-13 | 1964-07-21 | Donald Z Hartranft | Force measuring instruments |
| US3132319A (en) * | 1963-08-30 | 1964-05-05 | Budd Co | Transducer arrangement |
| US3365689A (en) * | 1966-04-26 | 1968-01-23 | Kutsay Ali Umit | Strain gage apparatus |
| US3471758A (en) * | 1967-09-20 | 1969-10-07 | Rosemount Eng Co Ltd | Capacitive strain sensor |
| US3602866A (en) * | 1968-12-18 | 1971-08-31 | Erwin J Saxl | Force transducer |
| GB1450709A (en) * | 1973-12-31 | 1976-09-29 | Birchall D J | Pressure transducers |
-
1976
- 1976-12-30 DK DK589176AA patent/DK139644B/da not_active IP Right Cessation
-
1977
- 1977-12-27 US US05/864,798 patent/US4175428A/en not_active Expired - Lifetime
- 1977-12-29 GB GB54219/77A patent/GB1585400A/en not_active Expired
- 1977-12-29 SE SE7714894A patent/SE7714894L/ unknown
- 1977-12-30 DE DE2758986A patent/DE2758986C2/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7900513B2 (en) | 1993-03-30 | 2011-03-08 | Kazuhiro Okada | Multi-axial angular velocity sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| DK139644B (da) | 1979-03-19 |
| DE2758986A1 (de) | 1978-07-06 |
| GB1585400A (en) | 1981-03-04 |
| US4175428A (en) | 1979-11-27 |
| SE7714894L (sv) | 1978-07-01 |
| DK589176A (US20110009641A1-20110113-C00116.png) | 1978-07-01 |
| DK139644C (US20110009641A1-20110113-C00116.png) | 1979-09-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |