ZA941327B - Method for reducing the friction between a rotating head drum and a tape-like recording medium in the fast-wind mode - Google Patents

Method for reducing the friction between a rotating head drum and a tape-like recording medium in the fast-wind mode

Info

Publication number
ZA941327B
ZA941327B ZA941327A ZA941327A ZA941327B ZA 941327 B ZA941327 B ZA 941327B ZA 941327 A ZA941327 A ZA 941327A ZA 941327 A ZA941327 A ZA 941327A ZA 941327 B ZA941327 B ZA 941327B
Authority
ZA
South Africa
Prior art keywords
tape
friction
fast
reducing
recording medium
Prior art date
Application number
ZA941327A
Other languages
English (en)
Inventor
Klaus Oldermann
Original Assignee
Thomson Brandt Gmbh
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 Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of ZA941327B publication Critical patent/ZA941327B/xx

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
    • G11B15/1808—Driving of both record carrier and head
    • G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing
    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/62—Maintaining desired spacing between record carrier and head
    • G11B15/64—Maintaining desired spacing between record carrier and head by fluid-dynamic spacing
    • 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
    • G11B15/44—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
    • G11B15/442—Control thereof
    • 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
    • G11B15/44—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
    • G11B15/444—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor reversing arrangements
    • 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
    • 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
    • G11B15/48—Starting; Accelerating; Decelerating; Arrangements preventing malfunction during drive change
    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
ZA941327A 1993-02-26 1994-02-25 Method for reducing the friction between a rotating head drum and a tape-like recording medium in the fast-wind mode ZA941327B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4305927A DE4305927A1 (de) 1993-02-26 1993-02-26 Verfahren zur Reibungsverringerung zwischen rotierender Kopftrommel und bandförmigen Aufzeichnungsträger im Umspulbetrieb

Publications (1)

Publication Number Publication Date
ZA941327B true ZA941327B (en) 1994-09-23

Family

ID=6481380

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA941327A ZA941327B (en) 1993-02-26 1994-02-25 Method for reducing the friction between a rotating head drum and a tape-like recording medium in the fast-wind mode

Country Status (9)

Country Link
US (1) US5691610A (xx)
EP (1) EP0686299B1 (xx)
JP (1) JP3546054B2 (xx)
KR (1) KR100314450B1 (xx)
CN (1) CN1054935C (xx)
DE (2) DE4305927A1 (xx)
ES (1) ES2102841T3 (xx)
WO (1) WO1994019799A1 (xx)
ZA (1) ZA941327B (xx)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772469A (en) * 1971-12-10 1973-11-13 Ampex Fast wind tape transport with tension control
US3852814A (en) * 1972-10-31 1974-12-03 Ampex Magnetic tape recording and/or reproducing apparatus having means to relocate a previous termination of recording or reproducing
JPS608541B2 (ja) * 1976-09-28 1985-03-04 ソニー株式会社 リール制御装置
EP0009058B1 (fr) * 1978-09-25 1983-02-16 Plumettaz Sa Dispositif de suspension pour nacelle d'entretien des façades
US4426665A (en) * 1980-04-08 1984-01-17 Minnesota Mining And Manufacturing Company Automatic track following feature for helical video recorder
JPS5977656A (ja) * 1982-09-17 1984-05-04 アムペックス　コーポレーシヨン テ−プ送り装置用リ−ルサ−ボ装置
JPS5992464A (ja) * 1982-11-18 1984-05-28 Matsushita Electric Ind Co Ltd 磁気テ−プ装置
JPS6214362A (ja) * 1985-07-11 1987-01-22 Mitsubishi Electric Corp 磁気記録再生装置の回転ヘツド装置
DE3538985C2 (de) * 1985-11-02 1994-11-10 Thomson Brandt Gmbh Geschwindigkeitsregelung für die Kopftrommel in einem Schrägspur-Magnetbandgerät
JPH0695411B2 (ja) * 1987-03-10 1994-11-24 ヤマハ株式会社 磁気記録再生装置
JP2635625B2 (ja) * 1987-10-20 1997-07-30 株式会社東芝 磁気テープ駆動装置
JPH02141953A (ja) * 1988-11-24 1990-05-31 Matsushita Electric Ind Co Ltd 磁気記録再生装置の回転ヘッド装置
KR920009774B1 (ko) * 1988-12-17 1992-10-22 삼성전자 주식회사 디지탈 오디오 테이프 레코우더의 고속서어치시 드럼 회전속도 연산 제어장치 및 방법
US5218490A (en) * 1989-04-25 1993-06-08 Sony Corporation Tape tension servo-system for video tape recording and/or reproducing apparatus
JP2936606B2 (ja) * 1989-12-18 1999-08-23 ソニー株式会社 フリクションキャプスタン駆動方式のテープ走行駆動装置
JPH04134661A (ja) * 1990-09-25 1992-05-08 Toshiba Corp 磁気記録再生装置
JP3114221B2 (ja) * 1991-03-29 2000-12-04 ソニー株式会社 磁気テープ装置およびテープガイド方法
DE9116346U1 (xx) * 1991-06-27 1992-08-13 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
DE9116378U1 (xx) * 1991-07-16 1992-10-01 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
US5510263A (en) * 1993-04-05 1996-04-23 Desmos, Inc. Growth of pancreatic islet-like cell clusters

Also Published As

Publication number Publication date
CN1054935C (zh) 2000-07-26
DE59402757D1 (de) 1997-06-19
WO1994019799A1 (de) 1994-09-01
EP0686299B1 (de) 1997-05-14
EP0686299A1 (de) 1995-12-13
ES2102841T3 (es) 1997-08-01
CN1118197A (zh) 1996-03-06
JPH08507167A (ja) 1996-07-30
US5691610A (en) 1997-11-25
KR960701440A (ko) 1996-02-24
DE4305927A1 (de) 1994-09-01
KR100314450B1 (ko) 2001-12-28
JP3546054B2 (ja) 2004-07-21

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ZA941327B (en) Method for reducing the friction between a rotating head drum and a tape-like recording medium in the fast-wind mode