ES539861A0 - Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias - Google Patents

Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias

Info

Publication number
ES539861A0
ES539861A0 ES539861A ES539861A ES539861A0 ES 539861 A0 ES539861 A0 ES 539861A0 ES 539861 A ES539861 A ES 539861A ES 539861 A ES539861 A ES 539861A ES 539861 A0 ES539861 A0 ES 539861A0
Authority
ES
Spain
Prior art keywords
fault
free device
measuring distances
detecting speeds
speeds
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.)
Granted
Application number
ES539861A
Other languages
English (en)
Other versions
ES8802345A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Mobility Ltd
Original Assignee
Westinghouse Brake and Signal Co Ltd
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 Westinghouse Brake and Signal Co Ltd filed Critical Westinghouse Brake and Signal Co Ltd
Publication of ES539861A0 publication Critical patent/ES539861A0/es
Publication of ES8802345A1 publication Critical patent/ES8802345A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
ES539861A 1984-01-27 1985-01-25 Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias Expired ES8802345A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08402137A GB2153534A (en) 1984-01-27 1984-01-27 Fail-safe speed detection

Publications (2)

Publication Number Publication Date
ES539861A0 true ES539861A0 (es) 1987-04-01
ES8802345A1 ES8802345A1 (es) 1987-04-01

Family

ID=10555617

Family Applications (1)

Application Number Title Priority Date Filing Date
ES539861A Expired ES8802345A1 (es) 1984-01-27 1985-01-25 Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias

Country Status (4)

Country Link
AU (1) AU3809985A (es)
ES (1) ES8802345A1 (es)
GB (1) GB2153534A (es)
ZA (1) ZA85365B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3605995C2 (de) * 1986-02-25 1996-11-14 Teves Gmbh Alfred Vorrichtung zur Messung der Winkelgeschwindigkeit eines rotierenden Körpers
US4831362A (en) * 1986-05-16 1989-05-16 Aeroquip Corporation Failure detection system for a metallic debris detection system
JPH0789119B2 (ja) * 1986-05-30 1995-09-27 住友電気工業株式会社 電磁発電式回転センサ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3559064A (en) * 1968-04-25 1971-01-26 Westinghouse Air Brake Co Velocity indication device with zero speed detection capability

Also Published As

Publication number Publication date
GB2153534A (en) 1985-08-21
GB8402137D0 (en) 1984-02-29
ZA85365B (en) 1985-09-25
ES8802345A1 (es) 1987-04-01
AU3809985A (en) 1985-08-01

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