WO2007126716A3 - Multi-zone capacitive force sensing device and method - Google Patents
Multi-zone capacitive force sensing device and method Download PDFInfo
- Publication number
- WO2007126716A3 WO2007126716A3 PCT/US2007/007321 US2007007321W WO2007126716A3 WO 2007126716 A3 WO2007126716 A3 WO 2007126716A3 US 2007007321 W US2007007321 W US 2007007321W WO 2007126716 A3 WO2007126716 A3 WO 2007126716A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- capacitors
- conductive
- plate
- force sensing
- capacitive force
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 abstract 5
- 238000005259 measurement Methods 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G7/00—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups
- G01G7/06—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electrostatic action
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
-
- 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 means
-
- 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 means
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic means for measuring the deformation in a solid, e.g. by resistance strain gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
- G01G23/37—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
- G01G23/3728—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
- G01G23/36—Indicating the weight by electrical means, e.g. using photoelectric cells
- G01G23/37—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting
- G01G23/3728—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means
- G01G23/3735—Indicating the weight by electrical means, e.g. using photoelectric cells involving digital counting with wireless means using a digital network
-
- 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
- G01L1/146—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 for measuring force distributions, e.g. using force arrays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0061—Force sensors associated with industrial machines or actuators
- G01L5/0076—Force sensors associated with manufacturing machines
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/397,507 US7343814B2 (en) | 2006-04-03 | 2006-04-03 | Multi-zone capacitive force sensing device and methods |
US11/397,507 | 2006-04-03 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002648524A CA2648524A1 (en) | 2006-04-03 | 2007-03-23 | Multi-zone capacitive force sensing device and method |
CN2007800117174A CN101416021B (en) | 2006-04-03 | 2007-03-23 | Multi-zone capacitive force sensing device and method |
EP07753909A EP2002199A4 (en) | 2006-04-03 | 2007-03-23 | Multi-zone capacitive force sensing device and method |
JP2009504201A JP2009532699A (en) | 2006-04-03 | 2007-03-23 | Multi-region capacitive force detection apparatus and method |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007126716A2 WO2007126716A2 (en) | 2007-11-08 |
WO2007126716A3 true WO2007126716A3 (en) | 2008-06-05 |
Family
ID=38556908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2007/007321 WO2007126716A2 (en) | 2006-04-03 | 2007-03-23 | Multi-zone capacitive force sensing device and method |
Country Status (7)
Country | Link |
---|---|
US (1) | US7343814B2 (en) |
EP (1) | EP2002199A4 (en) |
JP (1) | JP2009532699A (en) |
KR (1) | KR20090019779A (en) |
CN (1) | CN101416021B (en) |
CA (1) | CA2648524A1 (en) |
WO (1) | WO2007126716A2 (en) |
Families Citing this family (19)
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US7644628B2 (en) * | 2005-12-16 | 2010-01-12 | Loadstar Sensors, Inc. | Resistive force sensing device and method with an advanced communication interface |
US20090120198A1 (en) * | 2005-09-28 | 2009-05-14 | Dallenbach William D | Gap-change sensing through capacitive techniques |
US20060267321A1 (en) * | 2005-05-27 | 2006-11-30 | Loadstar Sensors, Inc. | On-board vehicle seat capacitive force sensing device and method |
WO2007133675A2 (en) * | 2006-05-11 | 2007-11-22 | Loadstar Sensors, Inc. | Capacitive force-measuring device based load sensing platform |
US7743667B2 (en) * | 2007-02-12 | 2010-06-29 | Loadstar Sensors, Inc. | Capacitive device and method with an enhanced measurement error correction capability |
CN101868705A (en) * | 2007-10-16 | 2010-10-20 | 西门子公司 | Eccentric load compensated load cell |
JP5061878B2 (en) * | 2007-12-13 | 2012-10-31 | ヤマハ株式会社 | Pressure sensor and data input device |
WO2009077463A1 (en) * | 2007-12-14 | 2009-06-25 | Siemens Aktiengesellschaft | Load cell |
US20090158856A1 (en) * | 2007-12-23 | 2009-06-25 | Divyasimha Harish | Capacitive strain gauge system and method |
US9222845B2 (en) | 2009-08-21 | 2015-12-29 | Regents Of The University Of Minnesota | Flexible sensors and related systems for determining forces applied to an object, such as a surgical instrument, and methods for manufacturing same |
CN101957168A (en) * | 2010-09-26 | 2011-01-26 | 苏州瀚瑞微电子有限公司 | Method for detecting deformation quantity of object through capacitance |
US20140054096A1 (en) * | 2010-10-12 | 2014-02-27 | David Carruthers | Apparatus capable of measuring load and load movement |
JP5149416B2 (en) * | 2011-04-06 | 2013-02-20 | ファナック株式会社 | Robot system having robot abnormality detection function and control method thereof |
GB201111340D0 (en) * | 2011-07-04 | 2011-08-17 | Meso Ltd | Load measuring system |
CN102967394A (en) * | 2012-09-15 | 2013-03-13 | 华东光电集成器件研究所 | Symmetrical capacitor pressure sensor and manufacture method thereof |
EP3074763A1 (en) | 2013-11-25 | 2016-10-05 | Oil States Industries, Inc. | Method and system for health monitoring of composite elastomeric flexible elements |
ES2552566B1 (en) * | 2014-05-29 | 2016-09-08 | Juan Manuel OJEDA PÉREZ | Hand truck adapted for harvesting and weighing on electronic berry scales |
CN105021327A (en) * | 2015-07-28 | 2015-11-04 | 芜湖科创生产力促进中心有限责任公司 | Circular ring type contact parallel plate three dimensional pressure transducer |
TWI627391B (en) * | 2017-03-03 | 2018-06-21 | 智動全球股份有限公司 | Force sensor |
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US20060065973A1 (en) * | 2004-09-29 | 2006-03-30 | Loadstar Sensors, Inc. | Gap-change sensing through capacitive techniques |
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-
2006
- 2006-04-03 US US11/397,507 patent/US7343814B2/en active Active
-
2007
- 2007-03-23 JP JP2009504201A patent/JP2009532699A/en active Pending
- 2007-03-23 EP EP07753909A patent/EP2002199A4/en not_active Withdrawn
- 2007-03-23 CA CA002648524A patent/CA2648524A1/en not_active Abandoned
- 2007-03-23 WO PCT/US2007/007321 patent/WO2007126716A2/en active Application Filing
- 2007-03-23 CN CN2007800117174A patent/CN101416021B/en active Active
- 2007-03-23 KR KR1020087026960A patent/KR20090019779A/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5150759A (en) * | 1990-10-29 | 1992-09-29 | Borchard John S | Capacitor-sensor |
US6087926A (en) * | 1998-06-12 | 2000-07-11 | Hajianpour; Mohammed A. | Foot pressure monitor |
US20060065973A1 (en) * | 2004-09-29 | 2006-03-30 | Loadstar Sensors, Inc. | Gap-change sensing through capacitive techniques |
Non-Patent Citations (1)
Title |
---|
See also references of EP2002199A4 * |
Also Published As
Publication number | Publication date |
---|---|
WO2007126716A2 (en) | 2007-11-08 |
CN101416021A (en) | 2009-04-22 |
US7343814B2 (en) | 2008-03-18 |
CA2648524A1 (en) | 2007-11-08 |
EP2002199A4 (en) | 2010-09-08 |
US20070227257A1 (en) | 2007-10-04 |
EP2002199A2 (en) | 2008-12-17 |
CN101416021B (en) | 2011-06-15 |
JP2009532699A (en) | 2009-09-10 |
KR20090019779A (en) | 2009-02-25 |
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