BE736819A - - Google Patents

Info

Publication number
BE736819A
BE736819A BE736819DA BE736819A BE 736819 A BE736819 A BE 736819A BE 736819D A BE736819D A BE 736819DA BE 736819 A BE736819 A BE 736819A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE736819A publication Critical patent/BE736819A/xx

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
    • G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
    • G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field
    • 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
    • G01P3/487—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 rotating magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
BE736819D 1968-07-31 1969-07-30 BE736819A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74909068A 1968-07-31 1968-07-31

Publications (1)

Publication Number Publication Date
BE736819A true BE736819A (xx) 1969-12-31

Family

ID=25012206

Family Applications (1)

Application Number Title Priority Date Filing Date
BE736819D BE736819A (xx) 1968-07-31 1969-07-30

Country Status (6)

Country Link
US (1) US3548663A (xx)
BE (1) BE736819A (xx)
CA (1) CA941188A (xx)
DE (2) DE1923484A1 (xx)
FR (1) FR2014022A1 (xx)
GB (1) GB1216806A (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2135912A1 (de) * 1971-07-17 1973-03-22 Lestra Ag Vorrichtung zur abtastung von geschwindigkeitswerten bei kraftfahrzeugen
AT331355B (de) * 1974-10-09 1976-08-25 Philips Nv Vorrichtung zur gewinnung einer impulsfolge in abhangigkeit von der drehzahl eines rotierenden systems
IT1107302B (it) * 1978-04-21 1985-11-25 Borletti Spa Dispositivo tachimetrico pilotato da un motore elettrico
JPS6023304B2 (ja) * 1980-09-22 1985-06-06 フアナツク株式会社 直流発電機形非接触式速度検出装置
US4376915A (en) * 1981-03-30 1983-03-15 Dart Controls, Inc. Tachometer
JPH0231166A (ja) * 1988-07-19 1990-02-01 Aisin Aw Co Ltd 自動変速機における回転数検知装置
US10448867B2 (en) 2014-09-05 2019-10-22 Vision Service Plan Wearable gait monitoring apparatus, systems, and related methods
US10617342B2 (en) 2014-09-05 2020-04-14 Vision Service Plan Systems, apparatus, and methods for using a wearable device to monitor operator alertness
US11918375B2 (en) 2014-09-05 2024-03-05 Beijing Zitiao Network Technology Co., Ltd. Wearable environmental pollution monitor computer apparatus, systems, and related methods
US20160223577A1 (en) * 2015-01-30 2016-08-04 Vision Service Plan Systems and methods for tracking motion of a bicycle or other vehicles
US10215568B2 (en) 2015-01-30 2019-02-26 Vision Service Plan Systems and methods for tracking motion, performance, and other data for an individual such as a winter sports athlete
US9910298B1 (en) 2017-04-17 2018-03-06 Vision Service Plan Systems and methods for a computerized temple for use with eyewear
US10722128B2 (en) 2018-08-01 2020-07-28 Vision Service Plan Heart rate detection system and method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190622814A (en) * 1905-10-20 1906-11-22 Volt Ampere Ges Fleischmann & Improvements in Speed Indicators.
US1857674A (en) * 1926-10-07 1932-05-10 Ac Spark Plug Co Speedometer with rotating magnet
US3096657A (en) * 1960-12-06 1963-07-09 Gen Precision Inc Single axis integrating accelerometer

Also Published As

Publication number Publication date
US3548663A (en) 1970-12-22
DE1923484A1 (de) 1970-02-05
DE6918682U (de) 1970-02-05
GB1216806A (en) 1970-12-23
CA941188A (en) 1974-02-05
FR2014022A1 (xx) 1970-04-10

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