CH495602A - Magnetkopfanordnung - Google Patents

Magnetkopfanordnung

Info

Publication number
CH495602A
CH495602A CH37670A CH37670A CH495602A CH 495602 A CH495602 A CH 495602A CH 37670 A CH37670 A CH 37670A CH 37670 A CH37670 A CH 37670A CH 495602 A CH495602 A CH 495602A
Authority
CH
Switzerland
Prior art keywords
magnetic head
head assembly
assembly
magnetic
head
Prior art date
Application number
CH37670A
Other languages
English (en)
Inventor
Woodford Brede Dwight
Henry Cook Miles
Edwin Freeman Marshall
Leon Turk Harold
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of CH495602A publication Critical patent/CH495602A/de

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
    • G11B5/10—Structure or manufacture of housings or shields for heads
    • G11B5/105—Mounting of head within housing or assembling of head and housing
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/133—Structure or manufacture of heads, e.g. inductive with cores composed of particles, e.g. with dust cores, with ferrite cores with cores composed of isolated magnetic particles
    • G11B5/1335—Assembling or shaping of elements
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/1871—Shaping or contouring of the transducing or guiding surface
    • 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
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Magnetic Heads (AREA)
CH37670A 1969-01-27 1970-01-13 Magnetkopfanordnung CH495602A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US79432269A 1969-01-27 1969-01-27

Publications (1)

Publication Number Publication Date
CH495602A true CH495602A (de) 1970-08-31

Family

ID=25162320

Family Applications (1)

Application Number Title Priority Date Filing Date
CH37670A CH495602A (de) 1969-01-27 1970-01-13 Magnetkopfanordnung

Country Status (7)

Country Link
US (1) US3610837A (de)
JP (1) JPS4813053B1 (de)
BE (1) BE744927R (de)
CH (1) CH495602A (de)
DE (1) DE2002510A1 (de)
FR (1) FR2033267A6 (de)
GB (1) GB1274115A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764756A (en) * 1971-10-13 1973-10-09 Potter Instrument Co Inc Magnetic head assembly with irregularly shaped aperture structure
US3956771A (en) * 1975-03-03 1976-05-11 Honeywell Information Systems, Inc. Magnetic transducer with side mounted ferrite core and method of making the same
US3958739A (en) * 1975-06-18 1976-05-25 Wallace-Murray Corporation Weld centering workpiece holder
JPS54131824U (de) * 1979-03-19 1979-09-12
US4298899A (en) * 1979-12-17 1981-11-03 International Business Machines Corporation Magnetic head assembly with ferrite core
US4419705A (en) * 1981-05-01 1983-12-06 Iomega Corporation Ferrite beveled core for magnetic head
US4540423A (en) * 1981-09-03 1985-09-10 Burroughs Corporation Methods of fashioning glass bonded device
EP0137134B1 (de) * 1983-09-21 1989-05-10 Hitachi Metals, Ltd. Magnetkopf mit unmagnetischem Substrat
US5602473A (en) * 1994-02-18 1997-02-11 Matsushita Electric Industrial Co., Ltd. Method and apparatus for analysis of magnetic characteristics of magnetic device, magnetic head, and magnetic recording and reproducing apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3024318A (en) * 1955-10-04 1962-03-06 Philips Corp Glass gap spacer for magnetic heads
US3187411A (en) * 1960-09-27 1965-06-08 Philips Corp Method of manufacturing pole-piece units for magnetic heads
US3140361A (en) * 1960-12-30 1964-07-07 Ampex Magnetic head assembly
US3504134A (en) * 1966-07-13 1970-03-31 Ncr Co Multiple magnetic head with a strip core having a common base portion

Also Published As

Publication number Publication date
US3610837A (en) 1971-10-05
FR2033267A6 (de) 1970-12-04
BE744927R (fr) 1970-07-01
DE2002510B2 (de) 1980-05-14
JPS4813053B1 (de) 1973-04-25
GB1274115A (en) 1972-05-10
DE2002510A1 (de) 1970-07-30
DE2002510C3 (de) 1981-01-22

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Legal Events

Date Code Title Description
PL Patent ceased