ATE33727T1 - Mehrkanal-magnetwandleraufbau mit mehreren stegen und verfahren zu dessen herstellung. - Google Patents

Mehrkanal-magnetwandleraufbau mit mehreren stegen und verfahren zu dessen herstellung.

Info

Publication number
ATE33727T1
ATE33727T1 AT83306183T AT83306183T ATE33727T1 AT E33727 T1 ATE33727 T1 AT E33727T1 AT 83306183 T AT83306183 T AT 83306183T AT 83306183 T AT83306183 T AT 83306183T AT E33727 T1 ATE33727 T1 AT E33727T1
Authority
AT
Austria
Prior art keywords
leg portion
rear leg
manufacture
magnetic transducer
channel magnetic
Prior art date
Application number
AT83306183T
Other languages
German (de)
English (en)
Inventor
Ralph A Conly
Stanley M Latimer
Original Assignee
Ampex
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 Ampex filed Critical Ampex
Application granted granted Critical
Publication of ATE33727T1 publication Critical patent/ATE33727T1/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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/29—Structure or manufacture of unitary devices formed of plural heads for more than one track
    • G11B5/295—Manufacture
    • 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
    • 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
    • G11B5/245—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features comprising means for controlling the reluctance of the magnetic circuit in a head with single gap, for co-operation with one track
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/49055—Fabricating head structure or component thereof with bond/laminating preformed parts, at least two magnetic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
    • Y10T29/49032—Fabricating head structure or component thereof
    • Y10T29/4906—Providing winding
    • Y10T29/49066—Preformed winding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Transducers For Ultrasonic Waves (AREA)
AT83306183T 1982-10-22 1983-10-12 Mehrkanal-magnetwandleraufbau mit mehreren stegen und verfahren zu dessen herstellung. ATE33727T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/436,084 US4533967A (en) 1982-10-22 1982-10-22 Multiple leg multichannel magnetic transducer structure and method of manufacturing
EP83306183A EP0107446B1 (en) 1982-10-22 1983-10-12 An improved multiple leg multichannel magnetic transducer structure and method of manufacturing

Publications (1)

Publication Number Publication Date
ATE33727T1 true ATE33727T1 (de) 1988-05-15

Family

ID=23731050

Family Applications (1)

Application Number Title Priority Date Filing Date
AT83306183T ATE33727T1 (de) 1982-10-22 1983-10-12 Mehrkanal-magnetwandleraufbau mit mehreren stegen und verfahren zu dessen herstellung.

Country Status (5)

Country Link
US (1) US4533967A (h)
EP (1) EP0107446B1 (h)
JP (1) JPS5994220A (h)
AT (1) ATE33727T1 (h)
DE (1) DE3376367D1 (h)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346885A1 (de) * 1983-12-23 1985-07-11 Siemens AG, 1000 Berlin und 8000 München Duennschicht-magnetkopf fuer ein senkrecht zu magnetisierendes aufzeichnungsmedium
US4649450A (en) * 1984-12-12 1987-03-10 Ampex Corporation Modular multichannel magnetic head assembly with accurate channel locations
DE3813400A1 (de) * 1988-04-21 1989-11-02 Thomson Brandt Gmbh Magnetkopf fuer einen recorder
FR2683661B1 (fr) * 1991-11-08 1994-02-04 Schlumberger Industries Tete magnetique ayant un systeme de bobinages a compensation des fuites magnetiques.
US5381288A (en) * 1992-06-16 1995-01-10 Applied Magnetics Corporation, Inc. Center moment suspension assembly
US10130506B2 (en) 2010-03-02 2018-11-20 Ostosolutions, LLC Closure system for an ostomy pouch and related methods
US8690848B2 (en) * 2010-03-02 2014-04-08 Ostosolutions, LLC Closure for ostomy pouch and method thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1036529B (de) * 1954-03-25 1958-08-14 Telefunken Gmbh Magnetkopf fuer Magnettongeraete
US3614830A (en) * 1969-02-28 1971-10-26 Ibm Method of manufacturing laminated structures
NL162495C (nl) * 1969-03-10 Matsushita Electric Industrial Co Ltd Meerkanaals magneetkop.
DE2123072A1 (de) * 1971-05-10 1972-11-16 Siemens AG, 1000 Berlin und 8000 München Magnetkopf für Magnetschichtspeichergeräte und Verfahren zu seiner Herstellung
US3761641A (en) * 1971-06-25 1973-09-25 Ampex Magnetic head with demountable face part assembly
JPS4940716A (h) * 1972-08-21 1974-04-16
PL79727B2 (h) * 1972-12-04 1975-06-30 Warszawskie Zaklady Urzadzen Informatyki Meramat Warschau
US3881194A (en) * 1973-12-17 1975-04-29 Ampex Electromagnetically switched record/reproduce head having separate windings and core legs for each mode
US3964103A (en) * 1975-05-19 1976-06-15 Shugart Associates, Inc. Magnetic transducer with trim erase and housing therefor
US4158213A (en) * 1978-06-19 1979-06-12 Spin Physics, Inc. Multitrack magnetic heads
US4594772A (en) * 1979-12-04 1986-06-17 Odetics, Inc. Method of manufacturing composite magnetic transducer
US4293884A (en) * 1979-12-26 1981-10-06 Ampex Corporation Multiple leg magnetic transducer structure

Also Published As

Publication number Publication date
US4533967A (en) 1985-08-06
JPS5994220A (ja) 1984-05-30
EP0107446A1 (en) 1984-05-02
EP0107446B1 (en) 1988-04-20
DE3376367D1 (en) 1988-05-26
JPH0322643B2 (h) 1991-03-27

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee