IT8321637A1 - Misuratore di spessori elevati "senza contatto" per materiali metallici al di sopra della temperatura di Curie - Google Patents
Misuratore di spessori elevati "senza contatto" per materiali metallici al di sopra della temperatura di CurieInfo
- Publication number
- IT8321637A1 IT8321637A1 IT1983A21637A IT2163783A IT8321637A1 IT 8321637 A1 IT8321637 A1 IT 8321637A1 IT 1983A21637 A IT1983A21637 A IT 1983A21637A IT 2163783 A IT2163783 A IT 2163783A IT 8321637 A1 IT8321637 A1 IT 8321637A1
- Authority
- IT
- Italy
- Prior art keywords
- curie temperature
- metallic materials
- thickness gauge
- high thickness
- materials above
- Prior art date
Links
Classifications
-
- 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
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
-
- 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
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21637/83A IT1194275B (it) | 1983-06-15 | 1983-06-15 | Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie |
AT84200819T ATE37088T1 (de) | 1983-06-15 | 1984-06-08 | Messvorrichtung zur kontaktlosen messung von grossen dicken metallischer stoffe oberhalb der curie-temperatur. |
EP84200819A EP0129282B1 (en) | 1983-06-15 | 1984-06-08 | Measuring device for the "contactless" measurement of large thicknesses, for metal materials above the curie temperature |
DE8484200819T DE3473921D1 (en) | 1983-06-15 | 1984-06-08 | Measuring device for the "contactless" measurement of large thicknesses, for metal materials above the curie temperature |
US06/619,345 US4771238A (en) | 1983-06-15 | 1984-06-11 | Device for measuring, without contact, the thickness of metallic materials at temperatures above the Curie temperature |
CA000456428A CA1268816A (en) | 1983-06-15 | 1984-06-13 | Measuring device for the "contactless" measurement of large thicknesses, for metal materials above the curie temperature |
JP59122141A JPS6013203A (ja) | 1983-06-15 | 1984-06-15 | キユリ−温度を超える温度にある肉厚の金属材料の厚さを非接触状態で測定するための測定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21637/83A IT1194275B (it) | 1983-06-15 | 1983-06-15 | Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8321637A0 IT8321637A0 (it) | 1983-06-15 |
IT8321637A1 true IT8321637A1 (it) | 1984-12-15 |
IT1194275B IT1194275B (it) | 1988-09-14 |
Family
ID=11184678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21637/83A IT1194275B (it) | 1983-06-15 | 1983-06-15 | Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie |
Country Status (7)
Country | Link |
---|---|
US (1) | US4771238A (it) |
EP (1) | EP0129282B1 (it) |
JP (1) | JPS6013203A (it) |
AT (1) | ATE37088T1 (it) |
CA (1) | CA1268816A (it) |
DE (1) | DE3473921D1 (it) |
IT (1) | IT1194275B (it) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2572175A1 (fr) * | 1984-10-24 | 1986-04-25 | Stein Heurtey | Procede et dispositif pour mesurer l'epaisseur de couches metalliques minces deposees sur un support conducteur |
SE451886B (sv) * | 1986-10-10 | 1987-11-02 | Sten Linder | Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material |
US4843320A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers |
US4843319A (en) * | 1987-12-17 | 1989-06-27 | Atlantic Richfield Company | Transient electromagnetic method for detecting corrosion on conductive containers having variations in jacket thickness |
CA1265916A (en) * | 1988-09-30 | 1990-02-20 | Jobst Ulrich Gellert | Method of manufacture of an electrical terminal on an injection molding nozzle |
US5036236A (en) * | 1990-05-07 | 1991-07-30 | Hughes Aircraft Company | Air gap matching proximity sensor for magnetic bearings |
US5283519A (en) * | 1991-01-30 | 1994-02-01 | Vdo Luftfahrtgerate Werk Gmbh | Operation of inductive distance sensor by scaling output signal by vectorially obtained factor |
DE59103236D1 (de) * | 1991-01-30 | 1994-11-17 | Vdo Luftfahrtgeraete Werk Gmbh | Verfahren zum Betreiben eines induktiven Abstandssensors. |
US5420507A (en) * | 1992-09-28 | 1995-05-30 | Edward L. Laskowski | Method and apparatus for sensing a target characteristic by measuring both impedance and resonant frequency of a tank circuit |
DE4327712C2 (de) * | 1993-08-18 | 1997-07-10 | Micro Epsilon Messtechnik | Sensoranordnung und Verfahren zum Erfassen von Eigenschaften der Oberflächenschicht eines metallischen Targets |
US5701073A (en) * | 1996-02-28 | 1997-12-23 | Tektronix, Inc. | Direct current measuring apparatus and method employing flux diversion |
EP1141654B1 (de) * | 1998-12-18 | 2005-03-02 | Micro-Epsilon Messtechnik GmbH & Co. KG | Betreiben eines wirbelstromsensors |
US7112960B2 (en) | 2003-07-31 | 2006-09-26 | Applied Materials, Inc. | Eddy current system for in-situ profile measurement |
CN100443853C (zh) * | 2004-04-21 | 2008-12-17 | 爱德森(厦门)电子有限公司 | 在线探测热钢板居里点温度层距表面深度的方法及装置 |
US7886239B2 (en) * | 2005-08-04 | 2011-02-08 | The Regents Of The University Of California | Phase coherent differtial structures |
DE102008028711B4 (de) * | 2007-10-15 | 2009-07-09 | V&M Deutschland Gmbh | Verfahren und Vorrichtung zur Messung der Exzentrizität eines warmgefertigten, nahtlosen Rohres bei der Herstellung |
TWI408759B (zh) * | 2008-11-14 | 2013-09-11 | Applied Materials Inc | 具有增強邊緣解析度的渦電流感測器 |
FR2972795B1 (fr) * | 2011-03-15 | 2013-10-11 | Crouzet Automatismes | Capteur inductif de proximite et procede de montage dudit capteur |
ITUB20153041A1 (it) * | 2015-08-10 | 2017-02-10 | Danieli Automation Spa | Dispositivo per la misura a caldo, durante la laminazione, di una dimensione di profili metallici |
GB201518809D0 (en) * | 2015-10-23 | 2015-12-09 | The Technology Partnership Plc | Temperature sensor |
US11004708B2 (en) | 2016-10-28 | 2021-05-11 | Applied Materials, Inc. | Core configuration with alternating posts for in-situ electromagnetic induction monitoring system |
JP6610746B1 (ja) * | 2018-10-24 | 2019-11-27 | Tdk株式会社 | 磁気センサ |
JP7291558B2 (ja) * | 2019-07-03 | 2023-06-15 | 株式会社荏原製作所 | 渦電流センサ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1261346A (en) * | 1968-03-13 | 1972-01-26 | Atomic Energy Authority Uk | Improvements in or relating to the detection of magnetic discontinuities |
FR2163899A5 (it) * | 1971-12-06 | 1973-07-27 | Siderurgie Fse Inst Rech | |
US3764897A (en) * | 1971-12-28 | 1973-10-09 | Singer Co | Electromagnetic thickness gauging using a transmitting coil shaped to provide a constant field over a range of measuring distances |
US3848182A (en) * | 1973-08-15 | 1974-11-12 | Magnetic Analysis Corp | Apparatus for limiting phase-angle response range, particularly in eddy current testing apparatus |
JPS5753604A (en) * | 1980-09-18 | 1982-03-30 | Yokogawa Hokushin Electric Corp | Thickness gauge |
US4461995A (en) * | 1981-10-29 | 1984-07-24 | Republic Steel Corporation | Cooling method and apparatus for eddy current flaw detection |
US4578999A (en) * | 1982-02-10 | 1986-04-01 | Mannesmann A.G. | Instrument for testing materials |
AT382458B (de) * | 1982-02-11 | 1987-02-25 | Voest Alpine Ag | Verfahren zur oberflaechenpruefung von ueber dem curie-punkt heissem stahlgut sowie einrichtung zur durchfuehrung des verfahrens |
-
1983
- 1983-06-15 IT IT21637/83A patent/IT1194275B/it active
-
1984
- 1984-06-08 AT AT84200819T patent/ATE37088T1/de active
- 1984-06-08 EP EP84200819A patent/EP0129282B1/en not_active Expired
- 1984-06-08 DE DE8484200819T patent/DE3473921D1/de not_active Expired
- 1984-06-11 US US06/619,345 patent/US4771238A/en not_active Expired - Fee Related
- 1984-06-13 CA CA000456428A patent/CA1268816A/en not_active Expired - Lifetime
- 1984-06-15 JP JP59122141A patent/JPS6013203A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ATE37088T1 (de) | 1988-09-15 |
EP0129282A1 (en) | 1984-12-27 |
US4771238A (en) | 1988-09-13 |
IT1194275B (it) | 1988-09-14 |
IT8321637A0 (it) | 1983-06-15 |
DE3473921D1 (en) | 1988-10-13 |
JPS6013203A (ja) | 1985-01-23 |
CA1268816A (en) | 1990-05-08 |
EP0129282B1 (en) | 1988-09-07 |
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