JPS6213736B2 - - Google Patents

Info

Publication number
JPS6213736B2
JPS6213736B2 JP55176003A JP17600380A JPS6213736B2 JP S6213736 B2 JPS6213736 B2 JP S6213736B2 JP 55176003 A JP55176003 A JP 55176003A JP 17600380 A JP17600380 A JP 17600380A JP S6213736 B2 JPS6213736 B2 JP S6213736B2
Authority
JP
Japan
Prior art keywords
head
drum
rotating
magnetic
magnetic head
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
JP55176003A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57100650A (en
Inventor
Tatsuzo Ujo
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP55176003A priority Critical patent/JPS57100650A/ja
Publication of JPS57100650A publication Critical patent/JPS57100650A/ja
Publication of JPS6213736B2 publication Critical patent/JPS6213736B2/ja
Granted 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
JP55176003A 1980-12-12 1980-12-12 Rotary head type magnetic recorder and reproducer Granted JPS57100650A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55176003A JPS57100650A (en) 1980-12-12 1980-12-12 Rotary head type magnetic recorder and reproducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55176003A JPS57100650A (en) 1980-12-12 1980-12-12 Rotary head type magnetic recorder and reproducer

Publications (2)

Publication Number Publication Date
JPS57100650A JPS57100650A (en) 1982-06-22
JPS6213736B2 true JPS6213736B2 (enrdf_load_stackoverflow) 1987-03-28

Family

ID=16006004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55176003A Granted JPS57100650A (en) 1980-12-12 1980-12-12 Rotary head type magnetic recorder and reproducer

Country Status (1)

Country Link
JP (1) JPS57100650A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647801Y2 (enrdf_load_stackoverflow) * 1977-01-13 1981-11-09

Also Published As

Publication number Publication date
JPS57100650A (en) 1982-06-22

Similar Documents

Publication Publication Date Title
CA1092237A (en) Guide drum in a magnetic recording and/or reproducing apparatus
CA1100233A (en) Scanning light beam of changing size
US4087842A (en) Recording track eccentricity compensation method and means
US4959599A (en) Head positioner
US4710832A (en) Tracking system for rotary magnetic recording medium using weighted sampled track values
KR920006333B1 (ko) 자기테이프 재생장치
US5119257A (en) Rotary head device having a motor within the rotary drum, and magnetic recording and reproducing apparatus using the same
JPH0655026B2 (ja) ブラシレスモーターのインデックス信号検出機構
US3942084A (en) Video tape recorder method and apparatus
US5726826A (en) Capstanless helical drive system
US4689700A (en) Tracking apparatus for rotary recording medium on the basis of envelope detection
JPS6213736B2 (enrdf_load_stackoverflow)
JPH0782720B2 (ja) 回転磁気記録体トラッキング装置
JPS59178936A (ja) 回転多面鏡走査装置
US4417332A (en) Turntable speed control
CA1151765A (en) Tracking system
US4958248A (en) Reflective tachometer/headwheel assembly for a rotary head scanner
Janssen et al. Control mechanisms in the Philips VLP record player
JPS62134872A (ja) 回転記録体トラツキング装置
KR100245895B1 (ko) 구동 위상 검출기를 가진 레코더
KR0136734Y1 (ko) 브이씨알장치의 드럼모터 속도 제어장치
JP2529976B2 (ja) 回転検出装置
JPH04368607A (ja) 磁気記録再生装置
JP2666272B2 (ja) ブラシレスモータ
JPH0746433B2 (ja) 光学式再生装置のトラツキング制御装置