IT945390B - Dispositivo percettore di oggetti metallici in particolare per ruote ferroviarie - Google Patents

Dispositivo percettore di oggetti metallici in particolare per ruote ferroviarie

Info

Publication number
IT945390B
IT945390B IT54634/71A IT5463471A IT945390B IT 945390 B IT945390 B IT 945390B IT 54634/71 A IT54634/71 A IT 54634/71A IT 5463471 A IT5463471 A IT 5463471A IT 945390 B IT945390 B IT 945390B
Authority
IT
Italy
Prior art keywords
perception
metallic objects
railway wheels
railway
wheels
Prior art date
Application number
IT54634/71A
Other languages
English (en)
Original Assignee
Abex Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Abex Corp filed Critical Abex Corp
Application granted granted Critical
Publication of IT945390B publication Critical patent/IT945390B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
    • G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L1/00—Devices along the route controlled by interaction with the vehicle or train
    • B61L1/02—Electric devices associated with track, e.g. rail contacts
    • B61L1/10—Electric devices associated with track, e.g. rail contacts actuated by electromagnetic radiation; actuated by particle radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
IT54634/71A 1970-12-14 1971-12-11 Dispositivo percettore di oggetti metallici in particolare per ruote ferroviarie IT945390B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9760270A 1970-12-14 1970-12-14
US20275571A 1971-11-29 1971-11-29

Publications (1)

Publication Number Publication Date
IT945390B true IT945390B (it) 1973-05-10

Family

ID=26793460

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54634/71A IT945390B (it) 1970-12-14 1971-12-11 Dispositivo percettore di oggetti metallici in particolare per ruote ferroviarie

Country Status (9)

Country Link
US (2) US3721821A (it)
AU (1) AU442312B2 (it)
CA (2) CA950064A (it)
CH (1) CH538955A (it)
DE (1) DE2161444B2 (it)
ES (1) ES397892A1 (it)
FR (1) FR2118087B1 (it)
GB (1) GB1379568A (it)
IT (1) IT945390B (it)

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US4079323A (en) * 1976-11-22 1978-03-14 Abex Corporation Method and apparatus for coupling a moving-object sensor to direction-sensitive data utilization apparatus
GB1601147A (en) * 1977-05-06 1981-10-28 Philips Nv Vehicle speed detection systems
GB1588570A (en) * 1977-11-09 1981-04-23 Henderson Group Ltd P C Door hinge mechanism
US4365196A (en) * 1977-12-14 1982-12-21 Finch Colin M Proximity sensing transducer with simulation means
US4379330A (en) * 1981-01-14 1983-04-05 Servo Corporation Of America Railroad car wheel detector
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GB2136580B (en) * 1983-03-16 1987-11-18 Thyssen Industrie Method and apparatus for determining the distance from a conductor
AU574090B2 (en) * 1984-08-20 1988-06-30 Electromatic Pty. Ltd. Vehicle detection system
US4839602A (en) * 1986-11-04 1989-06-13 Philip Morris Incorporated Means for detecting metal in a stream of particulate matter
USRE36986E (en) * 1987-10-02 2000-12-12 Massachusetts Institute Of Technology Apparatus and methods for measuring permeability and conductivity in materials using multiple wavenumber magnetic interrogations
US4816759A (en) * 1987-10-28 1989-03-28 Kaman Corporation Inductive sensor for detecting displacement of adjacent surfaces
US4947116A (en) * 1988-09-02 1990-08-07 Hamilton Standard Controls, Inc. Inductive speed sensor employing phase shift
US4894613A (en) * 1988-09-02 1990-01-16 Hamilton Standard Controls, Inc. Inductive speed sensor having switching hysteresis for increasing the magnitude of a phase shift
US4943771A (en) * 1989-05-19 1990-07-24 The United States Of America As Represented By The Secretary Of The Air Force Differential eddy current sensor measuring apparatus for use with movable mirror segments
DE4010772A1 (de) * 1990-04-04 1991-10-10 Bosch Gmbh Robert Auswerteschaltung fuer einen differentialdrossel-weggeber und anwendung einer solchen schaltung
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
US5453689A (en) 1991-12-06 1995-09-26 Massachusetts Institute Of Technology Magnetometer having periodic winding structure and material property estimator
US5395078A (en) * 1991-12-09 1995-03-07 Servo Corporation Of America Low speed wheel presence transducer for railroads with self calibration
US5331276A (en) * 1992-09-16 1994-07-19 Westinghouse Electric Corporation Apparatus for passively measuring the velocity of a ferrous vehicle along a path of travel
US5333820A (en) * 1993-02-18 1994-08-02 Union Switch & Signal Inc. Railway vehicle wheel detector utilizing magnetic differential bridge
AT400429B (de) * 1993-12-10 1995-12-27 Vae Ag Verfahren zum festlegen des abtastbereiches von fahrzeugbetätigten messeinrichtungen sowie einrichtung zum einstellen und justieren von messeinrichtungen an gleiswegen relativ zu radsensoren
US5793206A (en) * 1995-08-25 1998-08-11 Jentek Sensors, Inc. Meandering winding test circuit
US6486673B1 (en) 1997-01-06 2002-11-26 Jentek Sensors, Inc. Segmented field dielectrometer
WO1998030921A2 (en) * 1997-01-06 1998-07-16 Jentek Sensors, Inc. Magnetometer and dielectrometer detection of subsurface objects
US6781387B2 (en) 1997-01-06 2004-08-24 Jentek Sensors, Inc. Inspection method using penetrant and dielectrometer
EP0966676B1 (en) 1997-03-13 2003-05-14 Jentek Sensors, Inc. Magnetometer detection of fatigue damage in aircraft
EP1017577B1 (en) * 1997-09-04 2002-11-27 L.B. Foster Company Railway wheel detector
US5806810A (en) * 1997-09-26 1998-09-15 Abc Rail Products Corporation Spring rail frog having switchable magnet for holding wing rail open
WO1999022231A1 (en) 1997-10-29 1999-05-06 Jentek Sensors, Inc. Absolute property measurement with air calibration
AU1405199A (en) 1997-11-14 1999-06-07 Jentek Sensors, Inc. Multiple frequency quantitative coating characterization
KR200204564Y1 (ko) * 2000-07-01 2000-12-01 임지중 공진회로를 이용한 골프 클럽 헤드의 스윙 속도 측정 장치
RU2207499C2 (ru) * 2000-12-28 2003-06-27 Медников Феликс Матвеевич Токовихревой преобразователь
FR2828739B1 (fr) * 2001-08-16 2003-12-12 Commissariat Energie Atomique Magnetometre a correction de dissymetrie de structure
US6663053B1 (en) 2002-08-30 2003-12-16 Introl Design, Inc. Sensor for railcar wheels
WO2004081608A2 (en) * 2003-03-11 2004-09-23 R. E. Thompson & Co. (Vacuum) Ltd Apparatus for detecting the presence of electrically-conductive debris
DE50302424D1 (de) * 2003-12-08 2006-04-20 Alcatel Sa Verfahren zur Phasenmodulation eines elektrischen und elektromagnetischen Schwingkreises, insbesondere für Achszähler
EP1686035B1 (de) * 2005-01-31 2007-05-16 ALCATEL Transport Solution Deutschland GmbH Verfahren zum Einstellen einer Ausgangsspannung einer Empfangsschaltung eines Empfangskopfes eines Schienenkontakts und Schienenkontaktsystem
US8655540B2 (en) * 2007-08-20 2014-02-18 International Electronic Machines Corp. Rail vehicle identification and processing
US7994789B1 (en) * 2008-02-11 2011-08-09 White's Electronics, Inc. Dual field search coil for pulse induction metal detectors
US8583313B2 (en) 2008-09-19 2013-11-12 International Electronic Machines Corp. Robotic vehicle for performing rail-related actions
CN103180760B (zh) 2010-10-07 2016-10-26 梅特勒-托利多安全线有限公司 用于操作金属探测系统的方法以及金属探测系统
EP2439559B1 (en) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Method for operating of a metal detection system and metal detection system
EP2439560B1 (en) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Method for monitoring the operation of a metal detection system and metal detection system
US8752797B2 (en) 2010-12-03 2014-06-17 Metrom Rail, Llc Rail line sensing and safety system
US9018935B2 (en) 2011-09-19 2015-04-28 Mettler-Toledo Safeline Limited Method for operating a metal detection apparatus and apparatus
US9956972B2 (en) * 2015-03-02 2018-05-01 Siemens Industry, Inc. Detection of dynamic train-to-rail shunting performance
DE102015212120A1 (de) * 2015-06-30 2017-01-05 Siemens Aktiengesellschaft Sensoreinrichtung zum Detektieren eines sich entlang einer Fahrschiene bewegenden Rades
US10151768B2 (en) 2016-01-13 2018-12-11 Gianni Arcaini Method and apparatus for the accurate linear speed measurement of trains
TWI606666B (zh) * 2016-04-25 2017-11-21 無線電力傳輸裝置及其金屬異物偵測線圈的結構
US10523858B1 (en) 2018-10-10 2019-12-31 Gianni Arcaini Apparatus and method to capture continuous high resolution images of a moving train undercarriage
DE102019215844A1 (de) * 2019-07-23 2021-01-28 Siemens Mobility GmbH Sensoreinrichtung für eine Anordnung zur Detektion und Analyse eines entlang einer Spur, insbesondere entlang eines Gleises, bewegten Rades eines Fahrzeugs

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US2492388A (en) * 1945-11-27 1949-12-27 Union Switch & Signal Co Traffic detecting apparatus
US2915699A (en) * 1956-09-13 1959-12-01 Square D Co Metal detectors
US2892078A (en) * 1957-03-14 1959-06-23 Itt Detecting apparatus
FR1230515A (fr) * 1959-03-06 1960-09-16 Silec Liaisons Elec Dispositif détecteur de déplacement d'une masse métallique
DE1197114C2 (de) * 1959-11-26 1973-01-18 Siemens Ag Gleisgeraet zur Zugeinwirkung
US3086109A (en) * 1960-01-18 1963-04-16 Charles G Kaehms Train wheel proximity detector
FR1296703A (fr) * 1961-05-10 1962-06-22 Saxby Ets Détecteur de passage pour la signalisation ferroviaire
US3197658A (en) * 1961-05-25 1965-07-27 Cutler Hammer Inc Proximity responsive device
FR1469499A (fr) * 1965-10-12 1967-02-17 Cie Generale D Electronique In Dispositif de détection de la présence ou du passage en un lieu donné d'objets métalliques, en particulier de véhicules
US3544842A (en) * 1967-10-31 1970-12-01 Zhozef Alexandrovich Yampolsky Device for determining the value and direction of the angular speed for rotation of machine parts
US3614616A (en) * 1969-11-10 1971-10-19 Fincor Inc Bidirectional ac tachometer

Also Published As

Publication number Publication date
GB1379568A (en) 1975-01-02
DE2161444A1 (de) 1972-07-13
AU442312B2 (en) 1973-11-22
DE2161444B2 (de) 1974-08-15
FR2118087A1 (it) 1972-07-28
AU3678571A (en) 1973-06-14
CH538955A (de) 1973-07-15
CA978622A (en) 1975-11-25
FR2118087B1 (it) 1974-09-13
US3721859A (en) 1973-03-20
ES397892A1 (es) 1975-05-16
US3721821A (en) 1973-03-20
CA950064A (en) 1974-06-25
DE2161444C3 (it) 1975-04-10

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