DE69122895T2 - Apparat zur Feststellung der Papierdicke - Google Patents
Apparat zur Feststellung der PapierdickeInfo
- Publication number
- DE69122895T2 DE69122895T2 DE69122895T DE69122895T DE69122895T2 DE 69122895 T2 DE69122895 T2 DE 69122895T2 DE 69122895 T DE69122895 T DE 69122895T DE 69122895 T DE69122895 T DE 69122895T DE 69122895 T2 DE69122895 T2 DE 69122895T2
- Authority
- DE
- Germany
- Prior art keywords
- determining
- paper thickness
- paper
- thickness
- 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
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
- G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
- G01B7/087—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring of objects while moving
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1990013276U JPH0744965Y2 (ja) | 1990-02-14 | 1990-02-14 | 紙厚検出装置 |
JP2035571A JPH0752083B2 (ja) | 1990-02-16 | 1990-02-16 | 紙厚検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69122895D1 DE69122895D1 (de) | 1996-12-05 |
DE69122895T2 true DE69122895T2 (de) | 1997-05-28 |
Family
ID=26349044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69122895T Expired - Fee Related DE69122895T2 (de) | 1990-02-14 | 1991-02-13 | Apparat zur Feststellung der Papierdicke |
Country Status (3)
Country | Link |
---|---|
US (1) | US5198777A (de) |
EP (1) | EP0442727B1 (de) |
DE (1) | DE69122895T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109297397A (zh) * | 2018-10-25 | 2019-02-01 | 中国电子产品可靠性与环境试验研究所((工业和信息化部电子第五研究所)(中国赛宝实验室)) | 静电换能器可动电极的厚度测量方法、装置以及系统 |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2518170B2 (ja) * | 1991-04-15 | 1996-07-24 | 株式会社村田製作所 | 静電センサ装置 |
US5412318A (en) * | 1992-03-17 | 1995-05-02 | Landis & Gyr Business Support Ag | Device for detecting attempts at fraud on an apparatus for reading and writing on a chip card |
IT1257835B (it) * | 1992-06-17 | 1996-02-13 | Gd Spa | Dispositivo rilevatore dello spessore di materiale in nastro in particolare in dispositivi per il cambio automatico di bobine di materiale in nastro metallizzato |
ZA934445B (en) * | 1992-06-22 | 1994-01-24 | David John Radford | Radio frequency measuring apparatus |
FR2692978A1 (fr) * | 1992-06-30 | 1993-12-31 | Alcatel Fibres Optiques | Dispositif et procédé de contrôle de l'épaisseur et de la régularité d'un revêtement déposé sur un corps isolant allongé. |
US5321366A (en) * | 1992-08-31 | 1994-06-14 | Murata Mfg. Co. Ltd. | Capacitance sensor apparatus of divided multi-electrode type |
JP2922376B2 (ja) * | 1992-12-26 | 1999-07-19 | キヤノン株式会社 | シート厚測定装置 |
US5455565A (en) * | 1993-11-08 | 1995-10-03 | Ivac Corporation | Fluid monitor system and method using a resonator |
US5808435A (en) * | 1996-05-28 | 1998-09-15 | Kmy Instruments | Micropositioning device for disk head testing system |
US5922959A (en) * | 1996-10-15 | 1999-07-13 | Currency Systems International | Methods of measuring currency limpness |
US6072309A (en) * | 1996-12-13 | 2000-06-06 | Honeywell-Measurex Corporation, Inc. | Paper stock zeta potential measurement and control |
US5928475A (en) * | 1996-12-13 | 1999-07-27 | Honeywell-Measurex, Corporation | High resolution system and method for measurement of traveling web |
US6087837A (en) | 1996-12-13 | 2000-07-11 | Honeywell-Measurex | Compact high resolution under wire water weight sensor array |
US5891306A (en) * | 1996-12-13 | 1999-04-06 | Measurex Corporation | Electromagnetic field perturbation sensor and methods for measuring water content in sheetmaking systems |
US6341522B1 (en) | 1996-12-13 | 2002-01-29 | Measurex Corporation | Water weight sensor array imbedded in a sheetmaking machine roll |
US5853543A (en) * | 1997-01-27 | 1998-12-29 | Honeywell-Measurex Corporation | Method for monitoring and controlling water content in paper stock in a paper making machine |
US6168080B1 (en) | 1997-04-17 | 2001-01-02 | Translucent Technologies, Llc | Capacitive method and apparatus for accessing contents of envelopes and other similarly concealed information |
US5944955A (en) * | 1998-01-15 | 1999-08-31 | Honeywell-Measurex Corporation | Fast basis weight control for papermaking machine |
US6092003A (en) * | 1998-01-26 | 2000-07-18 | Honeywell-Measurex Corporation | Paper stock shear and formation control |
US6076022A (en) * | 1998-01-26 | 2000-06-13 | Honeywell-Measurex Corporation | Paper stock shear and formation control |
US6080278A (en) * | 1998-01-27 | 2000-06-27 | Honeywell-Measurex Corporation | Fast CD and MD control in a sheetmaking machine |
US6149770A (en) * | 1998-04-14 | 2000-11-21 | Honeywell-Measurex Corporation | Underwire water weight turbulence sensor |
US6168687B1 (en) * | 1998-04-24 | 2001-01-02 | Honeywell-Measurex Corporation | System and method for sheet measurement and control in papermaking machine |
US6006602A (en) * | 1998-04-30 | 1999-12-28 | Honeywell-Measurex Corporation | Weight measurement and measurement standardization sensor |
US6086716A (en) * | 1998-05-11 | 2000-07-11 | Honeywell-Measurex Corporation | Wet end control for papermaking machine |
DE19826909A1 (de) * | 1998-06-17 | 1999-12-23 | Koenig & Bauer Ag | Einrichtung zur kapazitiven Doppelbogenkontrolle |
US6202929B1 (en) | 1999-03-10 | 2001-03-20 | Micro-Epsilon Mess Technik | Capacitive method and apparatus for accessing information encoded by a differentially conductive pattern |
US6995574B2 (en) | 2003-12-18 | 2006-02-07 | The Boeing Company | Measurement of a coating on a composite using capacitance |
US8870106B2 (en) * | 2004-09-10 | 2014-10-28 | Fellowes, Inc. | Shredder with thickness detector |
US7631822B2 (en) * | 2004-09-10 | 2009-12-15 | Fellowes Inc. | Shredder with thickness detector |
US7954737B2 (en) * | 2007-10-04 | 2011-06-07 | Fellowes, Inc. | Shredder thickness with anti-jitter feature |
US8672247B2 (en) | 2005-07-11 | 2014-03-18 | Fellowes, Inc. | Shredder with thickness detector |
WO2007137761A1 (de) * | 2006-06-01 | 2007-12-06 | Dahle Bürotechnik Gmbh | Dokumentenvernichter |
DE102006038339B4 (de) * | 2006-08-15 | 2008-08-21 | Andritz Küsters GmbH & Co. KG | Verfahren und Vorrichtung zur Ausrüstung einer Warenbahn |
EP2562535A1 (de) * | 2006-08-28 | 2013-02-27 | Detection Systems Pty.Ltd. | Detektionsvorrichtung und -verfahren |
KR101115779B1 (ko) * | 2007-07-26 | 2012-03-06 | 후지쯔 가부시끼가이샤 | 지엽 두께 검출 장치 |
GB2451513B (en) | 2007-08-02 | 2012-04-18 | Acco Uk Ltd | A shredding machine |
US8430347B2 (en) * | 2009-01-05 | 2013-04-30 | Fellowes, Inc. | Thickness adjusted motor controller |
US8201761B2 (en) * | 2009-01-05 | 2012-06-19 | Fellowes, Inc. | Thickness sensor based motor controller |
US8091809B2 (en) * | 2009-03-24 | 2012-01-10 | Fellowes, Inc. | Shredder with jam proof system |
US8205815B2 (en) * | 2009-05-15 | 2012-06-26 | Fellowes, Inc. | Paper alignment sensor arrangement |
US8550387B2 (en) * | 2009-06-18 | 2013-10-08 | Tai Hoon K. Matlin | Restrictive throat mechanism for paper shredders |
US8678305B2 (en) * | 2009-06-18 | 2014-03-25 | Fellowes, Inc. | Restrictive throat mechanism for paper shredders |
US8382019B2 (en) | 2010-05-03 | 2013-02-26 | Fellowes, Inc. | In-rush current jam proof sensor control |
US8511593B2 (en) | 2010-05-28 | 2013-08-20 | Fellowes, Inc. | Differential jam proof sensor for a shredder |
GB2481002B (en) * | 2010-06-04 | 2015-01-14 | Plastic Logic Ltd | Determining layer thickness |
GB201011785D0 (en) * | 2010-07-13 | 2010-08-25 | Oxford Rf Sensors Ltd | Permittivity sensor |
US8854056B1 (en) * | 2012-09-13 | 2014-10-07 | Cypress Semiconductor Corporation | Capacitance sensing devices and methods |
US9746385B2 (en) * | 2013-06-12 | 2017-08-29 | Honeywell International Inc. | System and method for measuring varying parameters using adaptive signal conditioning |
ES2744937T3 (es) * | 2015-04-23 | 2020-02-26 | Fujitsu Frontech Ltd | Sensor para detectar grosor de láminas de papel y una unidad diferenciadora de billetes |
US10209054B2 (en) * | 2016-04-20 | 2019-02-19 | Duke University | Non-invasive thickness measurement using capacitance measurement |
CN113280725B (zh) * | 2021-03-09 | 2022-10-28 | 歌尔微电子股份有限公司 | 石英晶体厚度检测装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2562575A (en) * | 1947-01-04 | 1951-07-31 | Emhart Mfg Co | Electronic device for measuring physical constants |
FR1297916A (fr) * | 1961-05-26 | 1962-07-06 | Commissariat Energie Atomique | Dispositif pour la mesure de l'épaisseur d'un film liquide |
US3300716A (en) * | 1962-04-21 | 1967-01-24 | Cons Electrodynamics Corp | Apparatus for measuring and testing electrical properties of nonconductive materials |
US3341774A (en) * | 1962-07-17 | 1967-09-12 | Comm Res Inc | Capacitance detector having a transmitter connected to one plate and a receiver connected to another plate |
US3519922A (en) * | 1965-12-16 | 1970-07-07 | Nash & Harrison Ltd | Apparatus for detecting abrupt change in the thickness of sheet material |
US3609735A (en) * | 1968-12-03 | 1971-09-28 | Harris Intertype Corp | Inductive-capacitive probe in machine for handling sheetlike material |
US3990005A (en) * | 1974-09-03 | 1976-11-02 | Ade Corporation | Capacitive thickness gauging for ungrounded elements |
US4528655A (en) * | 1981-11-16 | 1985-07-09 | Murata Manufacturing Co., Ltd. | Apparatus for detecting variation of electrostatic capacitance |
FR2528970B1 (fr) * | 1982-06-22 | 1985-09-27 | Flonic Sa | Dispositif de verification d'epaisseur de matieres dielectriques en feuille |
GB8709465D0 (en) * | 1987-04-22 | 1987-05-28 | Watkiss Automation Ltd | Sensor |
JPH06101052B2 (ja) * | 1988-06-30 | 1994-12-12 | 株式会社日本コンラックス | 硬貨識別装置 |
-
1991
- 1991-02-12 US US07/654,425 patent/US5198777A/en not_active Expired - Lifetime
- 1991-02-13 DE DE69122895T patent/DE69122895T2/de not_active Expired - Fee Related
- 1991-02-13 EP EP91301173A patent/EP0442727B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109297397A (zh) * | 2018-10-25 | 2019-02-01 | 中国电子产品可靠性与环境试验研究所((工业和信息化部电子第五研究所)(中国赛宝实验室)) | 静电换能器可动电极的厚度测量方法、装置以及系统 |
Also Published As
Publication number | Publication date |
---|---|
EP0442727A2 (de) | 1991-08-21 |
DE69122895D1 (de) | 1996-12-05 |
EP0442727A3 (en) | 1992-03-18 |
US5198777A (en) | 1993-03-30 |
EP0442727B1 (de) | 1996-10-30 |
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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 |