GB1392814A - Drum system - Google Patents

Drum system

Info

Publication number
GB1392814A
GB1392814A GB3709971A GB3709971A GB1392814A GB 1392814 A GB1392814 A GB 1392814A GB 3709971 A GB3709971 A GB 3709971A GB 3709971 A GB3709971 A GB 3709971A GB 1392814 A GB1392814 A GB 1392814A
Authority
GB
United Kingdom
Prior art keywords
assemblies
shafts
drum
cable
shaft
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
GB3709971A
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Priority to GB3709971A priority Critical patent/GB1392814A/en
Priority to US00202343A priority patent/US3747081A/en
Priority to FR7228104A priority patent/FR2148468B1/fr
Priority to JP47078714A priority patent/JPS5123323B2/ja
Priority to DE2238824A priority patent/DE2238824A1/de
Priority to US00314004A priority patent/US3813678A/en
Publication of GB1392814A publication Critical patent/GB1392814A/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
    • 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
    • G11B5/54—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 provision for moving the head into or out of its operative position or across tracks
    • 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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums
    • 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
    • G11B5/58—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 provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Common Mechanisms (AREA)
GB3709971A 1971-08-06 1971-08-06 Drum system Expired GB1392814A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB3709971A GB1392814A (en) 1971-08-06 1971-08-06 Drum system
US00202343A US3747081A (en) 1971-08-06 1971-11-26 Magnetic drum head mount
FR7228104A FR2148468B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-06 1972-08-03
JP47078714A JPS5123323B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-06 1972-08-05
DE2238824A DE2238824A1 (de) 1971-08-06 1972-08-07 Kopfhalterung fuer einen magnettrommelspeicher mit mehreren kopfanordnungen
US00314004A US3813678A (en) 1971-08-06 1972-12-11 Hinged drum system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3709971A GB1392814A (en) 1971-08-06 1971-08-06 Drum system

Publications (1)

Publication Number Publication Date
GB1392814A true GB1392814A (en) 1975-04-30

Family

ID=10393715

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3709971A Expired GB1392814A (en) 1971-08-06 1971-08-06 Drum system

Country Status (5)

Country Link
US (1) US3747081A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5123323B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2238824A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2148468B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1392814A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2364541C3 (de) * 1973-12-24 1978-06-15 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Kupplungsanordnung für unter Last schaltbare Getriebe
JPS6065430U (ja) * 1983-10-14 1985-05-09 日産自動車株式会社 自動変速機用ハイクラツチハブ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2986607A (en) * 1955-03-10 1961-05-30 English Electric Co Ltd Adjustable support means for a magnetic recording or reproducing head
US3170148A (en) * 1956-02-16 1965-02-16 Digital Controls Systems Inc Magnetic drum memory system
US3039102A (en) * 1957-01-24 1962-06-12 Lab For Electronics Inc Alignment techniques for recording heads assembly
US3202974A (en) * 1960-08-09 1965-08-24 Sperry Rand Corp Fluid supported members
US3308450A (en) * 1963-09-30 1967-03-07 Ex Cell O Corp Magnetic transducer head assembly with spring biasing head assembly away from drum
US3368210A (en) * 1964-12-02 1968-02-06 Burroughs Corp Mounting device for magnetic transducing head
US3453611A (en) * 1966-02-23 1969-07-01 Gen Precision Systems Inc Memory drum and transducer arrangement wherein the transducer is supported by a universal joint and includes means to place it in a shutdown position
US3503057A (en) * 1967-02-10 1970-03-24 Mc Graw Edison Co Two column magnetic transducer
US3555528A (en) * 1968-05-17 1971-01-12 Nils Gustaf Erik Stemme Head construction for multichannel magnetic recording and reproducing of data

Also Published As

Publication number Publication date
FR2148468A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-03-23
JPS5123323B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-07-16
US3747081A (en) 1973-07-17
FR2148468B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-03-12
DE2238824A1 (de) 1973-03-01
JPS4826113A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees