GB1328150A - Magnetic record member fine positioning apparatus - Google Patents

Magnetic record member fine positioning apparatus

Info

Publication number
GB1328150A
GB1328150A GB5693970A GB5693970A GB1328150A GB 1328150 A GB1328150 A GB 1328150A GB 5693970 A GB5693970 A GB 5693970A GB 5693970 A GB5693970 A GB 5693970A GB 1328150 A GB1328150 A GB 1328150A
Authority
GB
United Kingdom
Prior art keywords
record
dec
positioning apparatus
brought
aperture
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
GB5693970A
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.)
Unisys Corp
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of GB1328150A publication Critical patent/GB1328150A/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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • 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

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)
  • Moving Of Heads (AREA)
  • Credit Cards Or The Like (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
GB5693970A 1969-12-29 1970-12-01 Magnetic record member fine positioning apparatus Expired GB1328150A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88854469A 1969-12-29 1969-12-29

Publications (1)

Publication Number Publication Date
GB1328150A true GB1328150A (en) 1973-08-30

Family

ID=25393360

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5693970A Expired GB1328150A (en) 1969-12-29 1970-12-01 Magnetic record member fine positioning apparatus

Country Status (4)

Country Link
US (1) US3623042A (enExample)
JP (1) JPS4926884B1 (enExample)
FR (1) FR2074080A5 (enExample)
GB (1) GB1328150A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1424782A (en) * 1972-02-04 1976-02-11 Matsushita Electric Industrial Co Ltd Magnetic recording and reproducing devices
US3855621A (en) * 1972-12-22 1974-12-17 Sperry Rand Corp Pneumatic no-contact document read/write station
US3893176A (en) * 1974-06-12 1975-07-01 Ibm Means and method of tape guide control with tape skew and lateral displacement corrections in a rotary head drum
DE2544667A1 (de) * 1975-10-06 1977-06-02 Siemens Ag Geraet zur aufzeichnung und/oder abtastung einer information auf einem magnetband
JPS54108257U (enExample) * 1978-01-10 1979-07-30
JPS55132522A (en) * 1979-04-02 1980-10-15 Olympus Optical Co Ltd Automatic tracking method for magnetic tape
US6626557B1 (en) 1999-12-29 2003-09-30 Spx Corporation Multi-colored industrial signal device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR96480E (fr) * 1968-01-03 1972-06-30 Sperry Rand Corp Dispositif de mémoire a tetes rotatives.

Also Published As

Publication number Publication date
US3623042A (en) 1971-11-23
FR2074080A5 (enExample) 1971-10-01
DE2061535B2 (de) 1972-12-07
JPS4926884B1 (enExample) 1974-07-12
DE2061535A1 (de) 1971-10-07

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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