FI81460B - Drivmekanism foer en videorecorder. - Google Patents

Drivmekanism foer en videorecorder. Download PDF

Info

Publication number
FI81460B
FI81460B FI843476A FI843476A FI81460B FI 81460 B FI81460 B FI 81460B FI 843476 A FI843476 A FI 843476A FI 843476 A FI843476 A FI 843476A FI 81460 B FI81460 B FI 81460B
Authority
FI
Finland
Prior art keywords
edge
magnetic
drive mechanism
belt
pin
Prior art date
Application number
FI843476A
Other languages
English (en)
Finnish (fi)
Other versions
FI81460C (sv
FI843476A0 (fi
FI843476A (fi
Inventor
Hartmut Schandl
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
Priority claimed from DE19833300378 external-priority patent/DE3300378C2/de
Priority claimed from DE19833300303 external-priority patent/DE3300303C2/de
Application filed by Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of FI843476A0 publication Critical patent/FI843476A0/fi
Publication of FI843476A publication Critical patent/FI843476A/fi
Application granted granted Critical
Publication of FI81460B publication Critical patent/FI81460B/fi
Publication of FI81460C publication Critical patent/FI81460C/sv

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)

Claims (6)

1. Drivmekanism för en videorecorder med en av ett magnetband (20) skruvlinjeformigt insnärjd huvudtrumma (2), med en vid huvudtrummans (2) omfäng anordnad, stationär, 5 magnetbandet (20) vid dess första kant stödande första styrningsdel (11) och med en före magnetbandets (20) inloppsställe och efter utloppsstället i förhallande tili huvudtrumman (2) pa magnetbandets (20) andra kant verkan-de andra och tredje styrningsdel (9, 10), kanne-10 tecknad därav, att pa magnetbandets (20) väg tili den andra och tredje styrningsdelen (9, 10) star vänd-stift (8) med en cylindrisk hylsa (33), som är svängbar kring en kippunkt (22), som ligger i riktning tili magnetbandets (20) första kant förskjuten i förhallande tili 15 sin mittellinje (23), varvid hylsorna (33) riktas genom banddraget sa, att magnetbandet (20) ligger med sin andra kant mot den andra och tredje styrningsdelen (9, 10).
2. Drivmekanism enligt patentkravet 1, k ä n n βίε c k n a d därav, att den andra och tredje styrnings- 20 delen (9, 10) utbildas parallellt i förhallande tili bandytan och väsentligen vertikalt i förhallande tili i bandets löpriktning anordnade styrningsstift, som städse uppvisar bäda vid den övre ändan en fläns, vars undersida bildar stödet för magnetbandets (20) andra kant.
3. Drivmekanism enligt patentkravet 1 eller 2, kanne te cknad därav, att den första styrningsdelen (11) bildar en väsentligen punktformig support för magnetbandet (20).
4. Drivmekanism enligt nägot av patentkraven 1-3, 30 kännetecknad därav, att den andra och tredje styrningsdelen (9, 10) är ställbar motsatt tili varandra ungefär tvärs i förhallande tili magnetbandets (20) riktning. Il 9 81460
5. Drivmekanism enligt patentkravet 1, kanne- t e c k n a d därav, att den första styrningsdelen (11) skjuter in i ett huvudtrumman (2) omgivande ringspär (24).
6. Drivmekanism enligt patentkravet 1, k ä n n e - 5 tecknad därav, att vändstiften (8) innehaller ett koncentriskt till sin axel pa bäda sidorna avplanat stift (30) med en för en indirekt befästning vid chassiet (25) fungerande del, särskilt en gängdel, att stiftet (30) uppvisar i den avplanade delen en en kula (31) upptagan-10 de borrning, som skjuter pä bäda sidorna fram over den avplanade delen, att en väsentligen cylindrisk plastdel (32) har anordnats med en i axelmitten anordnad, till stiftets (30) avplanade del avpassad urtagning, vars skänklar har skjutits över den med kulan (31) försedda 15 avplanade delen, och att over de sä förbundna delarna (30, 31, 32) har skjutits en hylsa (33) sä utan spelrum, att kulan (31) pressas in i plastdelens (32) skänklar och hylsan (33) är svängbar i förhällande till stiftet (33) kring en kippunkt (22).
FI843476A 1983-01-07 1984-09-05 Drivmekanism för en videorecorder FI81460C (sv)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE19833300378 DE3300378C2 (de) 1983-01-07 1983-01-07 Magnetbandführungsvorrichtung für ein Video-Aufnahme- und Wiedergabegerät
DE19833300303 DE3300303C2 (de) 1983-01-07 1983-01-07 Kopftrommel mit um eine Achse rotierenden Video-Aufzeichnungs- und Wiedergabeköpfen
DE3300378 1983-01-07
DE3300303 1983-01-07
EP8400005 1984-01-09
PCT/EP1984/000005 WO1984002796A1 (en) 1983-01-07 1984-01-09 Drive mechanism for video recorder

Publications (4)

Publication Number Publication Date
FI843476A0 FI843476A0 (fi) 1984-09-05
FI843476A FI843476A (fi) 1984-09-05
FI81460B true FI81460B (fi) 1990-06-29
FI81460C FI81460C (sv) 1990-10-10

Family

ID=25807424

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843476A FI81460C (sv) 1983-01-07 1984-09-05 Drivmekanism för en videorecorder

Country Status (6)

Country Link
EP (2) EP0115275B1 (sv)
KR (2) KR930001876B1 (sv)
DE (2) DE3465533D1 (sv)
DK (1) DK164977C (sv)
FI (1) FI81460C (sv)
WO (2) WO1984002797A1 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571575B1 (fr) * 1984-10-08 1989-08-18 Enertec Appareil pour l'enregistrement et la lecture d'information sur une bande magnetique
DE3705927A1 (de) * 1987-02-25 1988-09-08 Broadcast Television Syst Abtasteinrichtung fuer ein schraegspur-magnetbandgeraet
US5067035A (en) * 1987-05-22 1991-11-19 Kudelski Sa Fabrique De'enregistreurs Nagra Error prevention in a recording and reproducing device with at least one rotating head
DE3743219C2 (de) * 1987-12-19 1993-11-25 Grundig Emv Magnetbandgerät
USRE37133E1 (en) * 1988-09-28 2001-04-10 Fernz Timber Protection Limited Method of preparing a borate organic complex anion containing salt compositions
NZ226377A (en) * 1988-09-28 1992-06-25 Nigel Paul Maynard Water-insoluble biocidal or preservative composition comprising a borate organic complex ion and a biocidally active cationic species
JPH0334147A (ja) * 1989-06-29 1991-02-14 Sony Corp ヘリカルスキャン形録再機のテープガイド装置
JP2858627B2 (ja) * 1994-03-07 1999-02-17 日本ビクター株式会社 磁気記録再生装置
US5982590A (en) * 1993-09-23 1999-11-09 Victor Company Of Japan, Ltd. Magnetic recording/reproducing apparatus with tilting head drum for dynamic tracking
US5742456A (en) * 1995-02-28 1998-04-21 Victor Company Of Japan Magnetic recording/reproducing apparatus with a positioning mechanism for a tape guide drum
GB2308723B (en) * 1995-12-26 2000-01-26 Daewoo Electronics Co Ltd Video cassette recorder

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004039C2 (de) * 1953-02-20 1957-08-14 Siemens Ag Allseitig bewegliche Laufrolle fuer Film- oder Bandlaufwerke
DE927999C (de) * 1953-07-01 1955-05-23 Telefunken Gmbh Vorrichtung zur magnetischen Aufzeichnung und Wiedergabe von Fernsehbildern
DE1031984B (de) * 1954-03-17 1958-06-12 Frieseke & Hoepfner Gmbh Im Filmlauf angeordnete, zur Filmebene allseitig bewegliche Laufrolle
US2894702A (en) * 1956-08-13 1959-07-14 Cons Electrodynamics Corp Gimbaled roller
US2919314A (en) * 1956-10-16 1959-12-29 Teletrak Corp Means for recording and/or reproducing recorded high frequency signals
GB1039261A (en) * 1962-08-17 1966-08-17 Thermionic Products Electronic Improvements in or relating to tape guiding devices
GB1133775A (en) * 1964-11-28 1968-11-20 Victor Company Of Japan An apparatus for magnetic recording and reproducing a video signal
US3614831A (en) * 1969-09-12 1971-10-26 Sperry Rand Corp Method of making a hard-surface rotor containing magnetic transducers
US3658227A (en) * 1970-04-03 1972-04-25 John F Stephens Tape guide spindle
US3697676A (en) * 1971-06-08 1972-10-10 Cartridge Television Inc Head-to-tape alignment apparatus and method
US3943566A (en) * 1974-07-17 1976-03-09 International Business Machines Corporation Dynamic skew correction for rotating head magnetic recorder
FR2281607A1 (fr) * 1974-08-05 1976-03-05 Staar Sa Dispositif de positionnement d'une bande magnetique dans un appareil d'enregistrement et/ou de reproduction a tete rotative
DE2519700A1 (de) * 1975-05-02 1976-11-11 Bosch Gmbh Robert Anordnung zur befestigung eines steuerspurmagnetkopfes
US3996619A (en) * 1975-08-14 1976-12-07 Eastman Kodak Company Tape edge guide for a fully rotatable drum
DE2607639A1 (de) * 1976-02-25 1977-09-01 Siemens Ag Geraet zur aufzeichnung und/oder abtastung einer information auf einem magnetband
DE2656026C2 (de) * 1976-12-10 1982-03-11 Robert Bosch Gmbh, 7000 Stuttgart Magnetisches Aufzeichnungs- und/oder Wiedergabegerät für einen bandförmigen Aufzeichnungsträger
JPS5665354A (en) * 1979-10-29 1981-06-03 Hitachi Ltd Structure of magnetic tape run system

Also Published As

Publication number Publication date
EP0115776B1 (de) 1987-11-11
KR840008866A (ko) 1984-12-19
EP0115275B1 (de) 1987-08-19
FI81460C (sv) 1990-10-10
KR840008865A (ko) 1984-12-19
FI843476A0 (fi) 1984-09-05
EP0115275A1 (de) 1984-08-08
DK415384A (da) 1984-08-30
FI843476A (fi) 1984-09-05
KR930001876B1 (ko) 1993-03-18
DE3467450D1 (en) 1987-12-17
DK415384D0 (da) 1984-08-30
WO1984002797A1 (en) 1984-07-19
DE3465533D1 (en) 1987-09-24
DK164977B (da) 1992-09-21
WO1984002796A1 (en) 1984-07-19
DK164977C (da) 1993-02-08
EP0115776A1 (de) 1984-08-15
KR930001877B1 (ko) 1993-03-18

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Legal Events

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MM Patent lapsed
MM Patent lapsed

Owner name: DEUTSCHE THOMSON-BRANDT GMBH