GB2069145B - Rotation detector - Google Patents

Rotation detector

Info

Publication number
GB2069145B
GB2069145B GB8103389A GB8103389A GB2069145B GB 2069145 B GB2069145 B GB 2069145B GB 8103389 A GB8103389 A GB 8103389A GB 8103389 A GB8103389 A GB 8103389A GB 2069145 B GB2069145 B GB 2069145B
Authority
GB
United Kingdom
Prior art keywords
rotation detector
detector
rotation
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.)
Expired
Application number
GB8103389A
Other languages
English (en)
Other versions
GB2069145A (en
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.)
Sony Corp
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 GB2069145A publication Critical patent/GB2069145A/en
Application granted granted Critical
Publication of GB2069145B publication Critical patent/GB2069145B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, 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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/473—Controlling, 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
    • G11B15/4731—Controlling, 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB8103389A 1980-02-08 1981-02-04 Rotation detector Expired GB2069145B (en)

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 (2)

Publication Number Publication Date
GB2069145A GB2069145A (en) 1981-08-19
GB2069145B true GB2069145B (en) 1983-12-21

Family

ID=26351084

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8103389A Expired GB2069145B (en) 1980-02-08 1981-02-04 Rotation detector

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
CH650865A5 (de) 1985-08-15
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
IT8119570A1 (it) 1982-08-06
US4599531A (en) 1986-07-08
CA1157546A (en) 1983-11-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930204