FR2423839A1 - Appareil d'enregistrement et/ou de reproduction - Google Patents

Appareil d'enregistrement et/ou de reproduction

Info

Publication number
FR2423839A1
FR2423839A1 FR7909670A FR7909670A FR2423839A1 FR 2423839 A1 FR2423839 A1 FR 2423839A1 FR 7909670 A FR7909670 A FR 7909670A FR 7909670 A FR7909670 A FR 7909670A FR 2423839 A1 FR2423839 A1 FR 2423839A1
Authority
FR
France
Prior art keywords
recording
grooves
reproduction device
travel
strip
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.)
Granted
Application number
FR7909670A
Other languages
English (en)
Other versions
FR2423839B1 (fr
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
Application filed by Sony Corp filed Critical Sony Corp
Publication of FR2423839A1 publication Critical patent/FR2423839A1/fr
Application granted granted Critical
Publication of FR2423839B1 publication Critical patent/FR2423839B1/fr
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
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Record Carriers (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

a. Appareil d'enregistrement et/ou de reproduction. b. Appareil caractérisé en ce que la surface périphérique du tambour comporte des rainures dont l'axe longitudinal est essentiellement parallèle à la direction de défilement de la bande, chacune des rainures ayant une paroi faisant un angle theta supérieur à 3 degrés par rapport à la ligne passant par les crêtes des bords des rainures, perpendiculairement à la direction de défilement de la bande.
FR7909670A 1978-04-17 1979-04-17 Appareil d'enregistrement et/ou de reproduction Expired FR2423839B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53044938A JPS5951066B2 (ja) 1978-04-17 1978-04-17 記録再生装置

Publications (2)

Publication Number Publication Date
FR2423839A1 true FR2423839A1 (fr) 1979-11-16
FR2423839B1 FR2423839B1 (fr) 1986-05-09

Family

ID=12705414

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7909670A Expired FR2423839B1 (fr) 1978-04-17 1979-04-17 Appareil d'enregistrement et/ou de reproduction

Country Status (8)

Country Link
US (1) US4257076A (fr)
JP (1) JPS5951066B2 (fr)
AU (1) AU525346B2 (fr)
CA (1) CA1122705A (fr)
DE (1) DE2915470A1 (fr)
FR (1) FR2423839B1 (fr)
GB (1) GB2019637B (fr)
NL (1) NL7902990A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3381911D1 (de) * 1982-07-06 1990-10-31 Matsushita Electric Ind Co Ltd Zusammenbau eines rotierenden kopfes.
JPS60154349A (ja) * 1984-01-23 1985-08-14 Victor Co Of Japan Ltd ガイドドラム装置
US4849839A (en) * 1985-04-30 1989-07-18 Sony Corportion Magnetic tape recording and/or reproducing apparatus rotary head assembly having sweeping device
JPH0719459B2 (ja) * 1987-12-03 1995-03-06 日立金属株式会社 浮動型磁気ヘッド
US5010429A (en) * 1988-11-22 1991-04-23 Hitachi Metals, Ltd. Floating magnetic head having improved static friction coefficient
US5220475A (en) * 1989-08-04 1993-06-15 Canon Kabushiki Kaisha Rotary head drum unit with grooves or protrusions on a stationary drum for lessening tape contact during rewinding
JPH03293091A (ja) * 1990-04-11 1991-12-24 Riihoankoochi Kofun Yugenkoshi 排水電解処理装置
US5289330A (en) * 1991-10-02 1994-02-22 Alliant Techsystems Inc. Helical read/write head having a cross-cut groove
US5627705A (en) * 1993-09-14 1997-05-06 Canon Kabushiki Kaisha Recording and/or reproducing apparatus having rotary drum unit
CH693304A5 (de) * 1997-08-01 2003-05-30 Roland Man Druckmasch Wendestange und Wendestangenanordnung für eine Rollenrotationsdruckmaschine.
DE19845120B4 (de) * 1997-09-30 2008-03-13 Matsushita Electric Industrial Co. Ltd. Drehbare Kopftrommel
JP2000310607A (ja) * 1999-04-27 2000-11-07 Sony Precision Technology Inc 結露予知装置
JP3858826B2 (ja) * 2003-01-28 2006-12-20 ソニー株式会社 磁気テープ式装置

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3293377A (en) * 1962-04-09 1966-12-20 Philips Corp Device for reducing tape friction in a video tape recorder
DE1817172A1 (de) * 1968-01-03 1969-08-14 Sperry Rand Corp Speicheranlage mit rotierenden Koepfen
FR2003592A1 (fr) * 1968-03-09 1969-11-07 Philips Nv
DE1935524A1 (de) * 1968-07-13 1970-03-12 Akai Electric Fuehrungstrommel fuer ein Magnetband
US3534893A (en) * 1968-04-18 1970-10-20 Rca Corp Device for generation of a self-acting fluid bearing
FR2181077A1 (fr) * 1972-04-20 1973-11-30 Sony Corp
FR2198207A1 (fr) * 1972-09-01 1974-03-29 Int Video Corp
FR2239733A1 (fr) * 1973-08-03 1975-02-28 Ampex
FR2338544A1 (fr) * 1976-01-19 1977-08-12 Bell & Howell Co Procede et appareil d'enregistrement sur bande magnetique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056164A (en) * 1956-02-21 1962-10-02 American Viscose Corp Apparatus for producing non-fibrous film
US3286895A (en) * 1964-07-31 1966-11-22 Potter Instrument Co Inc Magnetic tape driving means
US3405855A (en) * 1966-03-11 1968-10-15 Beloit Corp Paper guide and drive roll assemblies
US3398870A (en) * 1967-01-23 1968-08-27 Ibm Controlled air film bearing
US3643791A (en) * 1969-10-14 1972-02-22 United States Steel Corp Apparatus for automatically centering strip

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3293377A (en) * 1962-04-09 1966-12-20 Philips Corp Device for reducing tape friction in a video tape recorder
DE1817172A1 (de) * 1968-01-03 1969-08-14 Sperry Rand Corp Speicheranlage mit rotierenden Koepfen
FR2003592A1 (fr) * 1968-03-09 1969-11-07 Philips Nv
US3534893A (en) * 1968-04-18 1970-10-20 Rca Corp Device for generation of a self-acting fluid bearing
DE1935524A1 (de) * 1968-07-13 1970-03-12 Akai Electric Fuehrungstrommel fuer ein Magnetband
FR2181077A1 (fr) * 1972-04-20 1973-11-30 Sony Corp
FR2198207A1 (fr) * 1972-09-01 1974-03-29 Int Video Corp
FR2239733A1 (fr) * 1973-08-03 1975-02-28 Ampex
FR2338544A1 (fr) * 1976-01-19 1977-08-12 Bell & Howell Co Procede et appareil d'enregistrement sur bande magnetique

Also Published As

Publication number Publication date
AU525346B2 (en) 1982-11-04
US4257076A (en) 1981-03-17
GB2019637B (en) 1982-11-10
GB2019637A (en) 1979-10-31
CA1122705A (fr) 1982-04-27
NL7902990A (nl) 1979-10-19
JPS54136810A (en) 1979-10-24
DE2915470A1 (de) 1979-10-25
AU4614379A (en) 1979-10-25
FR2423839B1 (fr) 1986-05-09
JPS5951066B2 (ja) 1984-12-12

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Legal Events

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ST Notification of lapse