GB2268310B - Magnetic head & manufacturing method thereof - Google Patents

Magnetic head & manufacturing method thereof

Info

Publication number
GB2268310B
GB2268310B GB9312388A GB9312388A GB2268310B GB 2268310 B GB2268310 B GB 2268310B GB 9312388 A GB9312388 A GB 9312388A GB 9312388 A GB9312388 A GB 9312388A GB 2268310 B GB2268310 B GB 2268310B
Authority
GB
United Kingdom
Prior art keywords
manufacturing
magnetic head
magnetic
head
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 - Fee Related
Application number
GB9312388A
Other versions
GB9312388D0 (en
GB2268310A (en
Inventor
Ro Seob Song
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.)
Samsung Electro Mechanics Co Ltd
Original Assignee
Samsung Electro Mechanics Co Ltd
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 KR1019920010405A external-priority patent/KR940011674B1/en
Priority claimed from KR1019920010406A external-priority patent/KR940011675B1/en
Application filed by Samsung Electro Mechanics Co Ltd filed Critical Samsung Electro Mechanics Co Ltd
Publication of GB9312388D0 publication Critical patent/GB9312388D0/en
Publication of GB2268310A publication Critical patent/GB2268310A/en
Application granted granted Critical
Publication of GB2268310B publication Critical patent/GB2268310B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/127—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
    • G11B5/1875—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers
    • G11B5/1877—"Composite" pole pieces, i.e. poles composed in some parts of magnetic particles and in some other parts of magnetic metal layers including at least one magnetic thin film

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
  • Glass Compositions (AREA)
GB9312388A 1992-06-16 1993-06-16 Magnetic head & manufacturing method thereof Expired - Fee Related GB2268310B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019920010405A KR940011674B1 (en) 1992-06-16 1992-06-16 Magnetic head
KR1019920010406A KR940011675B1 (en) 1992-06-16 1992-06-16 Manufacturing method for magnetic head

Publications (3)

Publication Number Publication Date
GB9312388D0 GB9312388D0 (en) 1993-07-28
GB2268310A GB2268310A (en) 1994-01-05
GB2268310B true GB2268310B (en) 1996-10-30

Family

ID=26629116

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9312388A Expired - Fee Related GB2268310B (en) 1992-06-16 1993-06-16 Magnetic head & manufacturing method thereof

Country Status (2)

Country Link
JP (1) JPH06203323A (en)
GB (1) GB2268310B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7012783B2 (en) 2001-03-08 2006-03-14 Matsushita Electric Industrial Co., Ltd. Sealing glass for magnetic head, magnetic head, and magnetic recording/reproducing device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0195235A2 (en) * 1985-03-15 1986-09-24 Hitachi, Ltd. Magnetic head and method of producing the same
GB2202078A (en) * 1987-02-04 1988-09-14 Sony Corp Magnetic heads
US4816949A (en) * 1986-09-12 1989-03-28 Hitachi, Ltd. Magnetic head containing amorphous alloy and crystallizable glass
US4953048A (en) * 1985-10-09 1990-08-28 Canon Kabushiki Kaisha Magnetic head with specific gap structure
US5007158A (en) * 1988-02-09 1991-04-16 Sanyo Electric Co., Ltd. Method of manufacturing magnetic heads
EP0459403A2 (en) * 1990-05-31 1991-12-04 Sony Corporation Method for manufacturing a magnetic transducer head
EP0466159A2 (en) * 1990-07-13 1992-01-15 Fuji Photo Film Co., Ltd. Composite magnetic head
US5164870A (en) * 1988-10-13 1992-11-17 Canon Denshi Kabushiki Kaisha Magnetic head employing a magnetic gap material composed of Cr2 O3
US5222006A (en) * 1989-06-16 1993-06-22 Canon Denshi Kabushiki Kaisha Magnetic head and core chip having a magnetic thin film

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0770018B2 (en) * 1985-12-20 1995-07-31 株式会社日立製作所 Magnetic erase head
JPH01260615A (en) * 1988-04-12 1989-10-17 Nec Kansai Ltd Magnetic head
JPH0278004A (en) * 1988-09-13 1990-03-19 Nec Kansai Ltd Magnetic head and production thereof
JPH0312338A (en) * 1989-06-09 1991-01-21 Tdk Corp Deposited glass for magnetic head and magnetic head

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0195235A2 (en) * 1985-03-15 1986-09-24 Hitachi, Ltd. Magnetic head and method of producing the same
US4953048A (en) * 1985-10-09 1990-08-28 Canon Kabushiki Kaisha Magnetic head with specific gap structure
US4816949A (en) * 1986-09-12 1989-03-28 Hitachi, Ltd. Magnetic head containing amorphous alloy and crystallizable glass
GB2202078A (en) * 1987-02-04 1988-09-14 Sony Corp Magnetic heads
US5007158A (en) * 1988-02-09 1991-04-16 Sanyo Electric Co., Ltd. Method of manufacturing magnetic heads
US5164870A (en) * 1988-10-13 1992-11-17 Canon Denshi Kabushiki Kaisha Magnetic head employing a magnetic gap material composed of Cr2 O3
US5222006A (en) * 1989-06-16 1993-06-22 Canon Denshi Kabushiki Kaisha Magnetic head and core chip having a magnetic thin film
EP0459403A2 (en) * 1990-05-31 1991-12-04 Sony Corporation Method for manufacturing a magnetic transducer head
EP0466159A2 (en) * 1990-07-13 1992-01-15 Fuji Photo Film Co., Ltd. Composite magnetic head

Also Published As

Publication number Publication date
GB9312388D0 (en) 1993-07-28
GB2268310A (en) 1994-01-05
JPH06203323A (en) 1994-07-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010616