GB1557490A - Video tape recorders - Google Patents

Video tape recorders

Info

Publication number
GB1557490A
GB1557490A GB52978/77A GB5297877A GB1557490A GB 1557490 A GB1557490 A GB 1557490A GB 52978/77 A GB52978/77 A GB 52978/77A GB 5297877 A GB5297877 A GB 5297877A GB 1557490 A GB1557490 A GB 1557490A
Authority
GB
United Kingdom
Prior art keywords
video tape
tape recorders
recorders
video
tape
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
GB52978/77A
Other languages
English (en)
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
Priority claimed from JP49777U external-priority patent/JPS5647800Y2/ja
Priority claimed from JP1977000499U external-priority patent/JPS581866Y2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of GB1557490A publication Critical patent/GB1557490A/en
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
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
GB52978/77A 1977-01-08 1977-12-20 Video tape recorders Expired GB1557490A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49777U JPS5647800Y2 (US07223432-20070529-C00017.png) 1977-01-08 1977-01-08
JP1977000499U JPS581866Y2 (ja) 1977-01-08 1977-01-08 磁気テ−プ走行制御装置

Publications (1)

Publication Number Publication Date
GB1557490A true GB1557490A (en) 1979-12-12

Family

ID=26333489

Family Applications (1)

Application Number Title Priority Date Filing Date
GB52978/77A Expired GB1557490A (en) 1977-01-08 1977-12-20 Video tape recorders

Country Status (8)

Country Link
US (1) US4161002A (US07223432-20070529-C00017.png)
AT (1) AT378299B (US07223432-20070529-C00017.png)
AU (1) AU508779B2 (US07223432-20070529-C00017.png)
CA (1) CA1114498A (US07223432-20070529-C00017.png)
DE (1) DE2800499A1 (US07223432-20070529-C00017.png)
FR (1) FR2377072A1 (US07223432-20070529-C00017.png)
GB (1) GB1557490A (US07223432-20070529-C00017.png)
NL (1) NL192898C (US07223432-20070529-C00017.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57129584A (en) * 1981-02-04 1982-08-11 Matsushita Electric Ind Co Ltd Magnetic recording and reproducing device of video signal
US4631605A (en) * 1984-09-20 1986-12-23 Ampex Corporation Multiple speed scanner servo system for protecting the heads and tape of helical recorders
US5313344A (en) * 1988-04-28 1994-05-17 Sanyo Electric Co., Ltd. Stand-by mode setting/releasing device for video cassette recorder
JPH06203436A (ja) * 1992-12-28 1994-07-22 Canon Inc 磁気記録装置及び磁気再生装置
JP3397248B2 (ja) * 1993-03-31 2003-04-14 富士写真フイルム株式会社 カメラのパワーセーブ方法
KR0108670Y1 (en) * 1993-12-04 1997-11-19 Lg Semicon Co Ltd Recording mode selection apparatus for vcr
US5452277A (en) * 1993-12-30 1995-09-19 International Business Machines Corporation Adaptive system for optimizing disk drive power consumption
JPH08235761A (ja) * 1994-11-17 1996-09-13 Integral Peripherals Inc ディスク駆動装置における電力節減の方法
US5682273A (en) * 1995-06-30 1997-10-28 International Business Machines Corporation Disk drive for portable computer with adaptive demand-driven power management
US5954820A (en) * 1997-09-26 1999-09-21 International Business Machines Corporation Portable computer with adaptive demand-driven power management
CA2639749A1 (en) 2008-09-23 2010-03-23 Thomas Gradek Hydrocarbon extraction by oleophilic beads from aqueous mixtures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1416045A (fr) * 1964-11-13 1965-10-29 Rank Bush Murphy Ltd Montage pour reproduire des signaux de télévision enregistrés sur une bande magnétique
DE1815889B2 (de) * 1968-12-20 1971-08-15 Grundig EMV Elektro Mechanische Versuchsanstalt Max Grundig, 8510 Furth Schaltungsanordnung bei magnetischen aufzeichnungs bez wiedergabegeraeten mit rotierenden magnetkoepfen
GB1301094A (en) * 1969-03-21 1972-12-29 Rca Corp Servo system
DE1963626B2 (de) * 1969-12-19 1971-09-23 Blaupunkt-Werke Gmbh, 3200 Hildesheim Schaltungsanordnung zur regelung der drehzahl und phasenlage eines kopfrades in einem videobandgeraet
JPS5229923Y2 (US07223432-20070529-C00017.png) * 1972-07-27 1977-07-08
JPS524013Y2 (US07223432-20070529-C00017.png) * 1972-09-29 1977-01-27
JPS5631662B2 (US07223432-20070529-C00017.png) * 1974-07-17 1981-07-22

Also Published As

Publication number Publication date
US4161002A (en) 1979-07-10
NL192898C (nl) 1998-04-02
AT378299B (de) 1985-07-10
DE2800499C2 (US07223432-20070529-C00017.png) 1987-10-15
AU508779B2 (en) 1980-04-03
CA1114498A (en) 1981-12-15
AU3193177A (en) 1979-06-28
FR2377072A1 (fr) 1978-08-04
DE2800499A1 (de) 1978-07-13
FR2377072B1 (US07223432-20070529-C00017.png) 1985-03-22
NL192898B (nl) 1997-12-01
NL7800259A (nl) 1978-07-11
ATA10178A (de) 1984-11-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19971219