ITMI920252A1 - Dispositivo per la misurazione dello spessore di materiale in foglio - Google Patents
Dispositivo per la misurazione dello spessore di materiale in foglioInfo
- Publication number
- ITMI920252A1 ITMI920252A1 IT000252A ITMI920252A ITMI920252A1 IT MI920252 A1 ITMI920252 A1 IT MI920252A1 IT 000252 A IT000252 A IT 000252A IT MI920252 A ITMI920252 A IT MI920252A IT MI920252 A1 ITMI920252 A1 IT MI920252A1
- Authority
- IT
- Italy
- Prior art keywords
- measuring
- thickness
- sheet material
- sheet
- 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
- 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
- G01B7/107—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 for measuring objects while moving
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Controlling Sheets Or Webs (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Photographic Developing Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4104460A DE4104460C1 (it) | 1991-02-14 | 1991-02-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI920252A0 ITMI920252A0 (it) | 1992-02-07 |
ITMI920252A1 true ITMI920252A1 (it) | 1993-08-07 |
IT1254208B IT1254208B (it) | 1995-09-14 |
Family
ID=6425020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI920252A IT1254208B (it) | 1991-02-14 | 1992-02-07 | Dispositivo per la misurazione dello spessore di materiale in foglio |
Country Status (4)
Country | Link |
---|---|
US (1) | US5293118A (it) |
JP (1) | JPH0566104A (it) |
DE (1) | DE4104460C1 (it) |
IT (1) | IT1254208B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9217568D0 (en) * | 1992-08-19 | 1992-09-30 | The Technology Partnership Ltd | Device and method for detecting residual content of emptied envelopes |
JP2628516B2 (ja) * | 1993-06-30 | 1997-07-09 | 有限会社山文電気 | シート厚みの計測装置 |
US5539675A (en) * | 1993-12-30 | 1996-07-23 | General Electric Company | Automated thickness measuring device |
AU7125094A (en) * | 1994-06-28 | 1996-01-25 | Leister Elektro-Geratebau | Process and device for measuring weld seam geometry |
US5662324A (en) * | 1994-12-19 | 1997-09-02 | Cannaverde; Joseph A. | Hall effect sensor for detecting double fed sheets |
US5577720A (en) * | 1995-04-04 | 1996-11-26 | Interbold | Self-adjusting sensor |
US5714697A (en) * | 1996-06-19 | 1998-02-03 | Xerox Corporation | Sheet materials mass measuring system |
US6278270B1 (en) * | 1999-10-29 | 2001-08-21 | Xerox Corporation | Apparatus and method for detecting small distance changes between opposed surfaces using giant magneto resistance effect sensor |
JP2004026320A (ja) * | 2002-06-21 | 2004-01-29 | Canon Inc | シート厚検知装置及び該装置を備えたシート処理装置と画像形成装置 |
US20070096728A1 (en) * | 2005-10-27 | 2007-05-03 | General Electric Company | Eddy current inspection apparatus and methods |
CN102445672A (zh) * | 2011-09-19 | 2012-05-09 | 中国航空工业第六一八研究所 | 永磁体剩磁温度系数测量装置及测量方法 |
CN103673961B (zh) * | 2013-12-12 | 2016-05-11 | 广州广电运通金融电子股份有限公司 | 一种薄片介质厚度检测装置及方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2537731A (en) * | 1945-03-17 | 1951-01-09 | Charles H Angell | Device for gauging magnetic materials |
US3182301A (en) * | 1960-11-21 | 1965-05-04 | Harris Intertype Corp | Multiple sheet detector |
US3213542A (en) * | 1963-11-06 | 1965-10-26 | Peerless Gage Inc | Non-magnetic material thickness checker |
US3676933A (en) * | 1969-10-09 | 1972-07-18 | Procter & Gamble | Continuous thickness measurement of a moving plastic web |
US4426784A (en) * | 1981-03-19 | 1984-01-24 | Stephens Peter H | Multi-medium three-dimensional drawing tool |
DE3816076A1 (de) * | 1988-05-11 | 1989-11-23 | Behrens Ag C | Vorrichtung zur dickenmessung von plattenartigen werkstuecken |
US4909499A (en) * | 1988-12-28 | 1990-03-20 | Pitney Bowes Inc. | Mail singulating apparatus |
-
1991
- 1991-02-14 DE DE4104460A patent/DE4104460C1/de not_active Expired - Fee Related
-
1992
- 1992-01-16 US US07/823,105 patent/US5293118A/en not_active Expired - Fee Related
- 1992-02-07 JP JP4056147A patent/JPH0566104A/ja active Pending
- 1992-02-07 IT ITMI920252A patent/IT1254208B/it active
Also Published As
Publication number | Publication date |
---|---|
ITMI920252A0 (it) | 1992-02-07 |
DE4104460C1 (it) | 1992-08-20 |
JPH0566104A (ja) | 1993-03-19 |
IT1254208B (it) | 1995-09-14 |
US5293118A (en) | 1994-03-08 |
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