IT1112368B - Procedimento e dispositivo di rivelazione della presenza di un filo metallico in una carta - Google Patents
Procedimento e dispositivo di rivelazione della presenza di un filo metallico in una cartaInfo
- Publication number
- IT1112368B IT1112368B IT21555/79A IT2155579A IT1112368B IT 1112368 B IT1112368 B IT 1112368B IT 21555/79 A IT21555/79 A IT 21555/79A IT 2155579 A IT2155579 A IT 2155579A IT 1112368 B IT1112368 B IT 1112368B
- Authority
- IT
- Italy
- Prior art keywords
- paper
- procedure
- detection device
- metallic wire
- metallic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
- G01V3/102—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Geophysics And Detection Of Objects (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH359778A CH624220A5 (it) | 1978-04-04 | 1978-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7921555A0 IT7921555A0 (it) | 1979-04-03 |
IT1112368B true IT1112368B (it) | 1986-01-13 |
Family
ID=4259412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21555/79A IT1112368B (it) | 1978-04-04 | 1979-04-03 | Procedimento e dispositivo di rivelazione della presenza di un filo metallico in una carta |
Country Status (8)
Country | Link |
---|---|
US (1) | US4473799A (it) |
JP (1) | JPS54136900A (it) |
CH (1) | CH624220A5 (it) |
DE (1) | DE2912712A1 (it) |
ES (1) | ES479285A1 (it) |
FR (1) | FR2422210B1 (it) |
GB (1) | GB2017996B (it) |
IT (1) | IT1112368B (it) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4408156A (en) | 1979-05-01 | 1983-10-04 | N. V. Bekaert S.A. | Sheet articles of non-conductive material marked for identification purposes, and method and apparatus for identifying such articles |
JPS6226726Y2 (it) * | 1981-01-09 | 1987-07-09 | ||
EP0057972B1 (en) * | 1981-01-12 | 1986-10-08 | Kabushiki Kaisha Toshiba | A device for detecting a metal strip embedded in paper |
JPS57117081A (en) * | 1981-01-12 | 1982-07-21 | Tokyo Shibaura Electric Co | Detector for metal pieces existing in paper sheets |
US4518919A (en) * | 1981-01-16 | 1985-05-21 | Tokyo Shibaura Denki Kabushiki Kaisha | Detecting device for detecting a magnetic strip embedded in a sheet |
ATE17060T1 (de) * | 1981-03-06 | 1986-01-15 | Sodeco Compteurs De Geneve | Vorrichtung zum pruefen von muenzen. |
FR2566136B2 (fr) * | 1982-03-05 | 1987-05-15 | Petercem Sa | Dispositif de detection d'une cible magnetique dans une zone de proximite definie |
FR2566137B2 (fr) * | 1982-03-05 | 1986-10-10 | Petercem Sa | Dispositif de detection d'une cible magnetique dans une zone de proximite definie |
US4584529A (en) * | 1983-06-02 | 1986-04-22 | Bill Checker Co., Ltd. | Method and apparatus for discriminating between genuine and suspect paper money |
CH662194A5 (de) * | 1984-02-14 | 1987-09-15 | Sodeco Compteurs De Geneve | Verfahren und einrichtung zum pruefen der echtheit von dokumenten. |
US4611127A (en) * | 1984-09-20 | 1986-09-09 | Telectronics N.V. | Electronic sensor for static magnetic field |
US4731578A (en) * | 1985-05-02 | 1988-03-15 | Aeroquip Corporation | Electrical sensing system for measuring ferrous particles within a fluid |
US4878019A (en) * | 1985-05-02 | 1989-10-31 | Aeroquip Corporation | Electrical sensing system for measuring ferrous particles within a fluid with temperature compensation circuit |
JPS62299755A (ja) * | 1986-06-20 | 1987-12-26 | Nitto Gurasufuaibaa Kogyo Kk | ガラス繊維中の導電性物質の検出方法及び検出装置 |
CA1295189C (en) * | 1986-08-28 | 1992-02-04 | Viceroy Homes Limited | Sliding door |
AT390843B (de) * | 1986-11-12 | 1990-07-10 | Boehler Gmbh | Verfahren und messeinrichtung zur bestimmung des gehaltes an magnetisierbarer substanz in einer probe |
US4883264A (en) * | 1987-11-02 | 1989-11-28 | Laurel Bank Machines Co., Ltd. | Bill disbursing system |
US5144231A (en) * | 1988-09-30 | 1992-09-01 | Jeffrey Tenenbaum | Eddy current detector for detecting an object with offset compensation |
US5155643A (en) * | 1990-10-30 | 1992-10-13 | Mars Incorporated | Unshielded horizontal magnetoresistive head and method of fabricating same |
DE4103832A1 (de) * | 1991-02-08 | 1992-08-13 | Telefunken Systemtechnik | Pruefanordnung |
US5378885A (en) * | 1991-10-29 | 1995-01-03 | Mars Incorporated | Unshielded magnetoresistive head with multiple pairs of sensing elements |
US5279403A (en) * | 1992-07-23 | 1994-01-18 | Crane & Company, Inc. | Microwave security thread detector |
US5358088A (en) * | 1992-11-25 | 1994-10-25 | Mars Incorporated | Horizontal magnetoresistive head apparatus and method for detecting magnetic data |
ES2076105B1 (es) * | 1993-08-23 | 1997-07-01 | Nacional Moneda Timbre | Detector de presencia de materiales amorfos en documentos |
DE4333667A1 (de) * | 1993-10-02 | 1995-04-06 | Stephan Dr Handy | Verfahren zum Erkennen von Falschgeld und Prüfgerät zur Durchführung des Verfahrens |
FR2716979B1 (fr) * | 1994-03-04 | 1996-03-29 | Telemecanique | Détecteur de proximité inductif. |
DE4415592A1 (de) * | 1994-04-28 | 1995-11-02 | Whd Warenhandels Und Dienstlei | Verfahren und Anordnung zur Prüfung von Metallfäden, -bändern und -partikeln |
DE4429689C2 (de) * | 1994-08-22 | 2003-06-26 | Whd Elektron Prueftech Gmbh | Prüfanordnung und Verfahren zur Prüfung von Dokumenten in Bearbeitungsmaschinen |
DE19512921A1 (de) * | 1995-03-30 | 1996-10-02 | Lfp Elektronische Spezialsiche | Einrichtung zur Prüfung von Sicherheitsdokumenten |
DE19512926A1 (de) * | 1995-03-30 | 1996-10-02 | Lfp Elektronische Spezialsiche | Verfahren zur Prüfung von Sicherheitsdokumenten |
ES2122806T3 (es) * | 1995-03-30 | 1998-12-16 | Whd Elektronische Pruftechnik | Procedimiento y dispositivos para la prueba de documentos de seguridad. |
GB2299697A (en) * | 1995-04-05 | 1996-10-09 | Teknote Limited | Bank note validator |
DE19518228C2 (de) * | 1995-05-12 | 2001-08-09 | Whd Elektron Prueftech Gmbh | Verfahren, Anordnungen, Vorrichtungen und Prüfzonen von zu prüfenden Objekten zur Echtheitsprüfung sowie Anwendung derselben |
CN103592688A (zh) * | 2013-11-12 | 2014-02-19 | 周芸 | 安检门金属物检测模块 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB595764A (en) * | 1943-12-23 | 1947-12-16 | Laszlo Namenyi Katz | Improvements in or relating to electric or magnetic apparatus actuated by the passage of articles, such as bank-notes, through it |
US2587631A (en) * | 1948-05-21 | 1952-03-04 | American Can Co | Apparatus for measuring and detecting magnetic objects |
FR1274374A (fr) * | 1957-01-30 | 1961-10-27 | Perfectionnements apportés aux appareils agissant successivement sur chacune des feuilles d'une pile | |
DE1302191B (it) * | 1960-11-24 | 1971-01-14 | ||
GB981435A (en) * | 1962-02-14 | 1965-01-27 | Ferguson Radio Corp | Apparatus for detecting faults in a web of paper |
GB1092362A (en) * | 1963-05-23 | 1967-11-22 | David Theodore Nelson Williams | Improvements in detectors for electrically conductive or magnetic particles |
US3319160A (en) * | 1963-12-05 | 1967-05-09 | American Mach & Foundry | Fail indication circuit for magnetic inspection system |
CH475610A (de) * | 1967-06-15 | 1969-07-15 | Sodeco Compteurs De Geneve | Vorrichtung zur automatischen Echtheitsprüfung von Banknoten |
US3602643A (en) * | 1969-01-21 | 1971-08-31 | Heller & Co Walter E | Scan control apparatus for validation device |
AT301226B (de) * | 1971-02-25 | 1972-08-25 | Gao Ges Automation Org | Einrichtung zur Prüfung von Wertpapieren |
AT305670B (de) * | 1971-07-13 | 1973-03-12 | Gao Ges Automation Org | Einrichtung zur Prüfung der Echtheit von Banknoten od.dgl. |
CH535134A (de) * | 1971-09-01 | 1973-03-31 | Landis & Gyr Ag | Verfahren zur Verhinderung erfolgreicher Fälschungen von Wertscheinen |
FR2188879A5 (it) * | 1972-06-12 | 1974-01-18 | De La Rue Giori Sa | |
US3901368A (en) * | 1974-03-11 | 1975-08-26 | Lance T Klinger | Coin acceptor/rejector |
US3966047A (en) * | 1974-11-27 | 1976-06-29 | Rowe International Inc. | Paper currency acceptor |
US4013894A (en) * | 1975-05-27 | 1977-03-22 | Addressograph Multigraph Corporation | Secure property document and system |
FR2320663A1 (fr) * | 1975-08-06 | 1977-03-04 | Itt Produits Ind | Detecteur de proximite d'objets de toute nature |
DE2549093A1 (de) * | 1975-11-03 | 1977-05-05 | Braum Ludwig | Verfahren und schaltungsanordnung zur pruefung von muenzen o.dgl. |
DE2619457A1 (de) * | 1976-05-03 | 1977-11-24 | Woerl Geb Mueller Waltraud | Verfahren und vorrichtung zum pruefen von geldscheinen |
US4130792A (en) * | 1977-09-30 | 1978-12-19 | Sullivan John W | Metal detector with feedback tuning |
-
1978
- 1978-04-04 CH CH359778A patent/CH624220A5/fr not_active IP Right Cessation
-
1979
- 1979-03-26 GB GB7910452A patent/GB2017996B/en not_active Expired
- 1979-03-30 FR FR7908872A patent/FR2422210B1/fr not_active Expired
- 1979-03-30 US US06/025,603 patent/US4473799A/en not_active Expired - Lifetime
- 1979-03-30 DE DE19792912712 patent/DE2912712A1/de active Granted
- 1979-04-03 IT IT21555/79A patent/IT1112368B/it active
- 1979-04-04 ES ES479285A patent/ES479285A1/es not_active Expired
- 1979-04-04 JP JP3991479A patent/JPS54136900A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4473799A (en) | 1984-09-25 |
CH624220A5 (it) | 1981-07-15 |
DE2912712C2 (it) | 1987-08-27 |
FR2422210A1 (fr) | 1979-11-02 |
JPS54136900A (en) | 1979-10-24 |
ES479285A1 (es) | 1979-12-16 |
GB2017996A (en) | 1979-10-10 |
DE2912712A1 (de) | 1979-10-11 |
GB2017996B (en) | 1982-04-28 |
IT7921555A0 (it) | 1979-04-03 |
FR2422210B1 (fr) | 1986-02-07 |
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