CH650865A5 - Drehzahldetektor. - Google Patents

Drehzahldetektor. Download PDF

Info

Publication number
CH650865A5
CH650865A5 CH776/81A CH77681A CH650865A5 CH 650865 A5 CH650865 A5 CH 650865A5 CH 776/81 A CH776/81 A CH 776/81A CH 77681 A CH77681 A CH 77681A CH 650865 A5 CH650865 A5 CH 650865A5
Authority
CH
Switzerland
Prior art keywords
speed detector
magnet
plate
rotating
detector according
Prior art date
Application number
CH776/81A
Other languages
German (de)
English (en)
Inventor
Takashi Kubo
Original Assignee
Sony 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
Priority claimed from JP1502080U external-priority patent/JPS614849Y2/ja
Priority claimed from JP2580380A external-priority patent/JPS56126542A/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of CH650865A5 publication Critical patent/CH650865A5/de

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46Controlling, regulating, or indicating speed
    • G11B15/467Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/473Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the heads
    • G11B15/4731Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the heads control of headwheel rotation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42Devices characterised by the use of electric or magnetic means
    • G01P3/44Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487Devices 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CH776/81A 1980-02-08 1981-02-05 Drehzahldetektor. CH650865A5 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1502080U JPS614849Y2 (OSRAM) 1980-02-08 1980-02-08
JP2580380A JPS56126542A (en) 1980-02-29 1980-02-29 Press fitting method of member

Publications (1)

Publication Number Publication Date
CH650865A5 true CH650865A5 (de) 1985-08-15

Family

ID=26351084

Family Applications (1)

Application Number Title Priority Date Filing Date
CH776/81A CH650865A5 (de) 1980-02-08 1981-02-05 Drehzahldetektor.

Country Status (7)

Country Link
US (1) US4599531A (OSRAM)
CA (1) CA1157546A (OSRAM)
CH (1) CH650865A5 (OSRAM)
DE (1) DE3104238A1 (OSRAM)
FR (1) FR2475738A1 (OSRAM)
GB (1) GB2069145B (OSRAM)
IT (1) IT1169038B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4133709A1 (de) * 1991-10-11 1993-04-15 Schaeffler Waelzlager Kg Impulsrad fuer eine einrichtung zum messen einer drehzahl
US5256923A (en) * 1992-05-11 1993-10-26 A. O. Smith Corporation Switched reluctance motor with sensorless position detection
US6611755B1 (en) 1999-12-19 2003-08-26 Trimble Navigation Ltd. Vehicle tracking, communication and fleet management system
WO2009059328A2 (en) * 2007-11-02 2009-05-07 The Johns Hopkins University Multi- component l2 vaccine for prevention of human papillomavirus infection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL163090C (nl) * 1968-09-14 1980-07-15 Sanyo Electric Co Videobandopname- en -weergaveapparaat geschikt voor normale en vertraagde weergave.
US3688306A (en) * 1970-03-18 1972-08-29 Nippon Denso Co Digital type rotational angle detector
DE2126708A1 (de) * 1971-05-28 1972-12-07 Knorr Bremse Gmbh Vorrichtung zum Abtasten von Drehbewegungen eines Drehkörpers
US3728565A (en) * 1971-07-21 1973-04-17 Eaton Corp Device for sensing the direction and speed of a shaft
US4061938A (en) * 1975-06-20 1977-12-06 Matsushita Electric Industrial Co., Ltd. Device for generating electrical pulses in response to shaft rotation

Also Published As

Publication number Publication date
IT1169038B (it) 1987-05-20
DE3104238A1 (de) 1982-01-14
FR2475738A1 (fr) 1981-08-14
IT8119570A0 (it) 1981-02-06
GB2069145A (en) 1981-08-19
FR2475738B1 (OSRAM) 1985-03-22
GB2069145B (en) 1983-12-21
IT8119570A1 (it) 1982-08-06
US4599531A (en) 1986-07-08
CA1157546A (en) 1983-11-22

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