KR900016742A - 왜곡 검출기 - Google Patents
왜곡 검출기 Download PDFInfo
- Publication number
- KR900016742A KR900016742A KR1019900004873A KR900004873A KR900016742A KR 900016742 A KR900016742 A KR 900016742A KR 1019900004873 A KR1019900004873 A KR 1019900004873A KR 900004873 A KR900004873 A KR 900004873A KR 900016742 A KR900016742 A KR 900016742A
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic layer
- external force
- detection coil
- passive shaft
- distortion
- Prior art date
Links
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
- G01L9/10—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 inductance, i.e. electric circuits therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
- G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
- G01L3/101—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means
- G01L3/102—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means involving magnetostrictive means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
- G01L3/02—Rotary-transmission dynamometers
- G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
- G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
- G01L3/101—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means
- G01L3/105—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means involving inductive means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Measuring Magnetic Variables (AREA)
- Geophysics And Detection Of Objects (AREA)
- Testing Of Coins (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 제1의 실시예에 의한 왜곡검출기의 구성도,
제2도(a),(b)는 본원 발명의 제1실시예에 의한 왜곡 검출기의 자기회로도 및 전기적 등가회로도,
제3도(a),(b)는 본원 발명의 제2의 실시예에 의한 왜곡 검출기의 자기회로도 및 전기적 등가회로도.
Claims (4)
- 외력을 받는 수동축과, 수동축의 외주연상에 고착된 고투자율 연자성의 자성층과, 자성층의 주위에 갭을 두고 배설되며, 자성층의 상기 외력에 따른 왜곡에 의한 투자율변화를 검출하는 검출코일과, 자성층과 검출코일 사이의 갭에 배설된 비자성 고도전율의 금속층을 구비한 것을 특징으로 하는 왜곡검출기.
- 제1항에 있어서, 상기 금곡층의 축방향 길이를 검출코일의 축방향 길이보다 짧게 한 것을 특징으로 하는 왜곡검출기.
- 외력을 받는 수동축과, 고투자율 연자성재로 이루어지며, 수동축의 주위에 고착된 자성층과, 자성층의 주위에 배설되고, 자성층의 상기 외력에 따른 왜곡에 의한 투자율 변화를 검출하는 검출코일을 구비한 왜곡검출기에 있어서, 상기 검출코일을 동일축의 2분할 구성으로 하고, 각 분할부분에 동일방향의 전류를 흐르게 한 것을 특징으로 하는 왜곡검출기.
- 외력을 받는 수동축과, 고투자율 연자성재로 이루어지며, 수동축의 주위에 고착된 자성층과, 자성층의 주위에 배설되고 자성층의 상기 외력에 따른 왜곡에 의한 투자율변화를 검출하는 검출코인을 구비한 왜곡검출기에 있어서, 상기 검출코일을 양단부가 조밀하고 중간부가 넓게 되도록 감은 것을 특징으로 하는 왜곡 검출기.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1102821A JPH02281114A (ja) | 1989-04-22 | 1989-04-22 | 歪検出器 |
JP89-102821 | 1989-04-22 | ||
JP1109714A JPH02287130A (ja) | 1989-04-27 | 1989-04-27 | 歪検出器 |
JP89-109714 | 1989-04-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900016742A true KR900016742A (ko) | 1990-11-14 |
KR930011088B1 KR930011088B1 (ko) | 1993-11-20 |
Family
ID=26443505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900004873A KR930011088B1 (ko) | 1989-04-22 | 1990-04-10 | 왜곡 검출기 |
Country Status (3)
Country | Link |
---|---|
US (2) | US5036713A (ko) |
KR (1) | KR930011088B1 (ko) |
DE (1) | DE4011766C2 (ko) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5313845A (en) * | 1989-05-31 | 1994-05-24 | Mitsubishi Denki Kabushiki Kaisha | Strain detector |
JP2800347B2 (ja) * | 1990-02-07 | 1998-09-21 | 株式会社豊田自動織機製作所 | 磁歪式トルクセンサ |
US5137128A (en) * | 1990-06-20 | 1992-08-11 | Mitsubishi Denki K.K. | Magnetic particle type electromagnetic clutch with torque detector |
DE4238863C2 (de) * | 1992-01-30 | 1994-09-29 | Daimler Benz Ag | Vorrichtung zur Messung mechanischer Spannungszustände in Bauteilen |
US5295399A (en) * | 1992-02-28 | 1994-03-22 | Spar Aerospace Limited | Force moment sensor |
JPH06216426A (ja) * | 1992-06-09 | 1994-08-05 | Nippondenso Co Ltd | 磁歪層形成方法およびそれを用いた歪センサ |
JP2783118B2 (ja) * | 1992-11-06 | 1998-08-06 | 三菱電機株式会社 | トルク検出装置 |
DE9304629U1 (de) * | 1993-03-24 | 1993-08-19 | Killat, Dirk, Dipl.-Ing., 64289 Darmstadt | Berührungsloser magnetischer Drehmomentsensor |
TW467091U (en) * | 1994-03-29 | 2001-12-01 | Sanyo Electric Co | Electric bicycle |
SE508734C2 (sv) * | 1994-03-30 | 1998-11-02 | Asea Brown Boveri | Magnetoelastisk beröringsfri vridmomentgivare |
JP3099680B2 (ja) * | 1995-02-13 | 2000-10-16 | 株式会社豊田自動織機製作所 | トルクセンサ及び歪み検出素子 |
DE69837702T2 (de) * | 1997-12-26 | 2007-09-06 | Yamaha Hatsudoki K.K., Iwata | Lastsensor |
US6823746B2 (en) * | 2002-07-11 | 2004-11-30 | Visteon Global Technologies, Inc. | Magnetoelastic torque sensor for mitigating non-axisymmetric inhomogeneities in emanating fields |
US7409878B2 (en) * | 2005-04-08 | 2008-08-12 | Honeywell International Inc. | Torqueshaft magnetic field measurement systems for gas turbine engines |
US8328688B2 (en) | 2010-01-25 | 2012-12-11 | Ford Global Technologies, Llc | Ratio shift control system and method for a multiple-ratio automatic transmission |
US8337361B2 (en) | 2010-01-25 | 2012-12-25 | Ford Global Technologies, Llc | Multiple-ratio automatic transmission control method and system for ratio upshifts |
US8844379B2 (en) | 2011-05-24 | 2014-09-30 | Ford Global Technologies, Llc | Transmissions with electronics interface assembly for torque sensor |
US9383273B2 (en) | 2011-05-24 | 2016-07-05 | Ford Global Technologies, Llc | Magnetic torque sensor packaging for automatic transmissions |
US8775044B2 (en) | 2011-06-08 | 2014-07-08 | Ford Global Technologies, Llc | Clutch torque trajectory correction to provide torque hole filling during a ratio upshift |
US8636613B2 (en) | 2011-12-19 | 2014-01-28 | Ford Global Technologies, Llc | Clutch torque trajectory correction to provide torque hole filling during a ratio upshift |
US8808141B2 (en) | 2012-05-07 | 2014-08-19 | Ford Global Technologies, Llc | Torque hole filling in a hybrid vehicle during automatic transmission shifting |
US8827060B2 (en) | 2012-09-13 | 2014-09-09 | Ford Global Technologies, Llc | Transmission and method of controlling clutch during ratio change |
US9285282B2 (en) | 2013-02-20 | 2016-03-15 | Ford Global Technologies, Llc | Magnetic sensor packaging for transmissions |
US8938340B2 (en) | 2013-03-13 | 2015-01-20 | Ford Global Technologies, Llc | Automatic transmission shift control based on clutch torque capacity detection using calculated transmission input torque |
US10399557B2 (en) | 2017-11-10 | 2019-09-03 | Ford Global Technologies, Llc | Engine/motor torque control for torque hole filling in a hybrid vehicle during automatic transmission shifting |
DE102018107571A1 (de) * | 2018-03-29 | 2019-10-02 | Schaeffler Technologies AG & Co. KG | Magnetfeldsensoranordnung und Anordnung zum Messen eines Drehmomentes sowie Verfahren zum Herstellen der Magnetfeldsensoranordnung |
CN111809135B (zh) * | 2020-07-17 | 2022-04-19 | 宜昌至晟科技有限公司 | 一种可定位件及制造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5214985B2 (ko) * | 1972-04-03 | 1977-04-26 | ||
US4414855A (en) * | 1981-06-01 | 1983-11-15 | Aisin Seiki Kabushiki Kaisha | Torque sensor |
JPS6044839A (ja) * | 1983-08-23 | 1985-03-11 | Mitsubishi Electric Corp | トルク検出装置 |
JPS60260821A (ja) * | 1984-06-07 | 1985-12-24 | Matsushita Electric Ind Co Ltd | トルクセンサ |
JPS61294322A (ja) * | 1985-06-21 | 1986-12-25 | Mitsubishi Electric Corp | トルク検出装置 |
JPS62298735A (ja) * | 1986-06-18 | 1987-12-25 | Matsushita Electric Ind Co Ltd | トルクセンサ |
DE3624846A1 (de) * | 1986-07-23 | 1988-01-28 | Bosch Gmbh Robert | Vorrichtung zum beruehrungsfreien messen einer mechanischen spannung |
-
1990
- 1990-04-10 KR KR1019900004873A patent/KR930011088B1/ko not_active IP Right Cessation
- 1990-04-11 DE DE4011766A patent/DE4011766C2/de not_active Expired - Fee Related
- 1990-04-17 US US07/509,798 patent/US5036713A/en not_active Expired - Fee Related
-
1991
- 1991-05-03 US US07/695,007 patent/US5092182A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4011766C2 (de) | 1994-09-15 |
US5036713A (en) | 1991-08-06 |
US5092182A (en) | 1992-03-03 |
KR930011088B1 (ko) | 1993-11-20 |
DE4011766A1 (de) | 1990-10-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |