DE69308662D1 - Kraftwandler und seine Verwendung in einer Druckerfassungsschaltung - Google Patents
Kraftwandler und seine Verwendung in einer DruckerfassungsschaltungInfo
- Publication number
- DE69308662D1 DE69308662D1 DE69308662T DE69308662T DE69308662D1 DE 69308662 D1 DE69308662 D1 DE 69308662D1 DE 69308662 T DE69308662 T DE 69308662T DE 69308662 T DE69308662 T DE 69308662T DE 69308662 D1 DE69308662 D1 DE 69308662D1
- Authority
- DE
- Germany
- Prior art keywords
- detection circuit
- pressure detection
- force converter
- converter
- force
- 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 - Fee Related
Links
- 238000001514 detection method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
-
- 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
- G01L1/18—Measuring force or stress, in general using properties of piezo-resistive materials, i.e. materials of which the ohmic resistance varies according to changes in magnitude or direction of force applied to the material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
- G01L9/0058—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of pressure sensitive conductive solid or liquid material, e.g. carbon granules
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/06—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices
- G01L9/065—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of piezo-resistive devices with temperature compensating means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S73/00—Measuring and testing
- Y10S73/04—Piezoelectric
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21208292A JP3166015B2 (ja) | 1992-07-16 | 1992-07-16 | 力変換素子およびこれを用いた圧力検出回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69308662D1 true DE69308662D1 (de) | 1997-04-17 |
DE69308662T2 DE69308662T2 (de) | 1997-10-16 |
Family
ID=16616575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69308662T Expired - Fee Related DE69308662T2 (de) | 1992-07-16 | 1993-07-15 | Kraftwandler und seine Verwendung in einer Druckerfassungsschaltung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5349873A (de) |
EP (1) | EP0579226B1 (de) |
JP (1) | JP3166015B2 (de) |
DE (1) | DE69308662T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3317084B2 (ja) * | 1995-03-31 | 2002-08-19 | 株式会社豊田中央研究所 | 力検知素子およびその製造方法 |
US6433802B1 (en) * | 1998-12-29 | 2002-08-13 | Ncr Corporation | Parallel programming development environment |
EP1223420A3 (de) * | 2001-01-16 | 2003-07-09 | Fujikura Ltd. | Drucksensor und zugehöriges Herstellungsverfahren |
US6993982B2 (en) * | 2001-01-22 | 2006-02-07 | Elantech Devices Corporation | Stress sensor for electronic devices |
DE10203872B4 (de) * | 2002-01-31 | 2004-04-22 | EBM Brosa Messgeräte GmbH & Co. KG | Kraftaufnehmer zum Messen von Druck- bzw. Schubkräften |
DE10232642B4 (de) * | 2002-07-18 | 2006-11-23 | Infineon Technologies Ag | Integrierte Transformatoranordnung |
JP2004053344A (ja) * | 2002-07-18 | 2004-02-19 | Tem-Tech Kenkyusho:Kk | 荷重変換型の金属ダイヤフラム圧力センサ |
US7021154B2 (en) * | 2002-09-24 | 2006-04-04 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Force sensing element |
US7002227B2 (en) * | 2003-02-28 | 2006-02-21 | Denso Corporation | Pressure detecting device |
US7256768B2 (en) * | 2003-09-16 | 2007-08-14 | Microsoft Corporation | Computer keyboard with quantitatively force-sensing keys |
US7123241B2 (en) * | 2003-09-16 | 2006-10-17 | Microsoft Corporation | Quantitatively force-sensing computer keyboard |
JP4708711B2 (ja) * | 2004-02-03 | 2011-06-22 | 株式会社デンソー | 圧力センサ |
JP5108601B2 (ja) * | 2008-04-16 | 2012-12-26 | 日本特殊陶業株式会社 | 燃焼圧力センサ付きグロープラグ |
EP2169375B1 (de) | 2008-09-30 | 2019-09-18 | Ngk Spark Plug Co., Ltd. | Piezoresistiver Drucksensor |
JP2010107500A (ja) | 2008-09-30 | 2010-05-13 | Ngk Spark Plug Co Ltd | 圧力検出装置 |
JP4810690B2 (ja) * | 2008-11-11 | 2011-11-09 | 株式会社豊田中央研究所 | 力検知素子 |
US7962307B2 (en) * | 2009-02-23 | 2011-06-14 | General Electric Company | Integrated apparatus for measuring static pressure |
DE102011105756A1 (de) * | 2011-01-28 | 2012-08-02 | Kaufbeurer Mikrosysteme Wiedemann Gmbh | Elektrische Messeinrichtung zur Kraft- und/oder Druckmessung |
JP5761536B2 (ja) * | 2013-04-24 | 2015-08-12 | 横河電機株式会社 | 力変換素子 |
JP6158846B2 (ja) * | 2015-02-17 | 2017-07-05 | トヨタ自動車株式会社 | 圧力センサ |
DE102015104410B4 (de) * | 2015-03-24 | 2018-09-13 | Tdk-Micronas Gmbh | Drucksensor |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3351786A (en) * | 1965-08-06 | 1967-11-07 | Univ California | Piezoelectric-semiconductor, electromechanical transducer |
JPS5148729B2 (de) * | 1971-09-25 | 1976-12-22 | ||
US4320664A (en) * | 1980-02-25 | 1982-03-23 | Texas Instruments Incorporated | Thermally compensated silicon pressure sensor |
JPS62175631A (ja) * | 1986-01-30 | 1987-08-01 | Mitsubishi Electric Corp | プログラム可能な半導体圧力センサ |
US4703658A (en) * | 1986-06-18 | 1987-11-03 | Motorola, Inc. | Pressure sensor assembly |
JPH0682847B2 (ja) * | 1987-07-31 | 1994-10-19 | 株式会社豊田中央研究所 | 力変換素子 |
US4771639A (en) * | 1987-09-02 | 1988-09-20 | Yokogawa Electric Corporation | Semiconductor pressure sensor |
US4993266A (en) * | 1988-07-26 | 1991-02-19 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Semiconductor pressure transducer |
JPH03148028A (ja) * | 1989-11-02 | 1991-06-24 | Matsushita Electric Ind Co Ltd | 圧電型圧力センサ |
-
1992
- 1992-07-16 JP JP21208292A patent/JP3166015B2/ja not_active Expired - Fee Related
-
1993
- 1993-07-15 DE DE69308662T patent/DE69308662T2/de not_active Expired - Fee Related
- 1993-07-15 EP EP93111374A patent/EP0579226B1/de not_active Expired - Lifetime
- 1993-07-16 US US08/092,480 patent/US5349873A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69308662T2 (de) | 1997-10-16 |
EP0579226A2 (de) | 1994-01-19 |
JP3166015B2 (ja) | 2001-05-14 |
JPH0634455A (ja) | 1994-02-08 |
EP0579226B1 (de) | 1997-03-12 |
EP0579226A3 (de) | 1994-02-16 |
US5349873A (en) | 1994-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |