JPS4921130A - - Google Patents

Info

Publication number
JPS4921130A
JPS4921130A JP48044580A JP4458073A JPS4921130A JP S4921130 A JPS4921130 A JP S4921130A JP 48044580 A JP48044580 A JP 48044580A JP 4458073 A JP4458073 A JP 4458073A JP S4921130 A JPS4921130 A JP S4921130A
Authority
JP
Japan
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
JP48044580A
Other versions
JPS5139842B2 (ja
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 JPS4921130A publication Critical patent/JPS4921130A/ja
Publication of JPS5139842B2 publication Critical patent/JPS5139842B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/0016—Control of angular speed of one shaft without controlling the prime mover
    • H02P29/0022—Controlling a brake between the prime mover and the load
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/923—Specific feedback condition or device
    • Y10S388/93—Load or torque
    • Y10S388/932—Load or torque with reverse torque, e.g. braking

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rotational Drive Of Disk (AREA)
  • Television Signal Processing For Recording (AREA)
  • Control Of Multiple Motors (AREA)
JP48044580A 1972-04-19 1973-04-19 Expired JPS5139842B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1804572A GB1413142A (en) 1972-04-19 1972-04-19 Speed control system for video disc drives

Publications (2)

Publication Number Publication Date
JPS4921130A true JPS4921130A (ja) 1974-02-25
JPS5139842B2 JPS5139842B2 (ja) 1976-10-30

Family

ID=10105699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48044580A Expired JPS5139842B2 (ja) 1972-04-19 1973-04-19

Country Status (12)

Country Link
US (1) US3829612A (ja)
JP (1) JPS5139842B2 (ja)
AR (1) AR196763A1 (ja)
AT (1) AT361047B (ja)
BR (1) BR7302889D0 (ja)
CA (1) CA993556A (ja)
ES (1) ES413866A1 (ja)
FR (1) FR2181039B1 (ja)
GB (1) GB1413142A (ja)
IT (1) IT992546B (ja)
NL (1) NL7305469A (ja)
SU (1) SU568412A3 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513207A (ja) * 1974-06-25 1976-01-12 Sharp Kk
JPS5178308A (ja) * 1974-12-28 1976-07-07 Matsushita Electric Ind Co Ltd
JPS5342516A (en) * 1976-09-29 1978-04-18 Sanyo Electric Co Ltd Speed control system for video reproducing motor
JPS5360203A (en) * 1976-11-10 1978-05-30 Fidelity Research Device for rotating turntable

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1454901A (en) * 1973-03-20 1976-11-10 Rca Corp Velocity error correction apparatus
CA1017443A (en) * 1973-11-26 1977-09-13 Takayuki Sagishima Vtr signal discriminating apparatus in a television receiver
NL7412154A (nl) * 1974-09-13 1976-03-16 Philips Nv Inrichting voor het uitlezen van schijfvormige informatiedragers.
US3983316A (en) * 1975-03-17 1976-09-28 Rca Corporation Turntable speed control system
GB1572346A (en) * 1976-03-19 1980-07-30 Rca Corp Velocity and phase control for a disc recording and reproducing apparatus
DE2731666C3 (de) * 1977-07-13 1982-02-04 Gerätewerk Lahr GmbH, 7630 Lahr Anordnung zum Konstanthalten der Drehzahl eines rotierenden Elements, insbesondere eines Plattentellers eines Plattenspielers
FR2472298A1 (fr) * 1979-12-21 1981-06-26 Thomson Csf Dispositif permettant de deplacer longitudinalement un moteur de rotation, et lecteur de video-disque comprenant un tel dispositif
US4303939A (en) * 1980-08-11 1981-12-01 Rca Corporation Horizontal stability measurement apparatus
JPH0258762A (ja) * 1988-08-24 1990-02-27 Nikon Corp フロッピーディスクドライブ装置
JP2006262553A (ja) * 2005-03-15 2006-09-28 Toyota Motor Corp 駆動装置およびこれを搭載する車両

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513207A (ja) * 1974-06-25 1976-01-12 Sharp Kk
JPS5178308A (ja) * 1974-12-28 1976-07-07 Matsushita Electric Ind Co Ltd
JPS5739586B2 (ja) * 1974-12-28 1982-08-21
JPS5342516A (en) * 1976-09-29 1978-04-18 Sanyo Electric Co Ltd Speed control system for video reproducing motor
JPS5360203A (en) * 1976-11-10 1978-05-30 Fidelity Research Device for rotating turntable

Also Published As

Publication number Publication date
BR7302889D0 (pt) 1974-01-31
NL7305469A (ja) 1973-10-23
DE2312965B2 (de) 1977-04-21
AR196763A1 (es) 1974-02-19
GB1413142A (en) 1975-11-05
AU5463473A (en) 1974-10-24
ES413866A1 (es) 1976-01-16
US3829612A (en) 1974-08-13
DE2312965A1 (de) 1973-11-08
CA993556A (en) 1976-07-20
FR2181039B1 (ja) 1976-11-12
JPS5139842B2 (ja) 1976-10-30
IT992546B (it) 1975-09-30
FR2181039A1 (ja) 1973-11-30
AT361047B (de) 1981-02-10
SU568412A3 (ru) 1977-08-05
ATA350773A (de) 1980-07-15

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