AU3707484A - Magnetic transducer head - Google Patents
Magnetic transducer headInfo
- Publication number
- AU3707484A AU3707484A AU37074/84A AU3707484A AU3707484A AU 3707484 A AU3707484 A AU 3707484A AU 37074/84 A AU37074/84 A AU 37074/84A AU 3707484 A AU3707484 A AU 3707484A AU 3707484 A AU3707484 A AU 3707484A
- Authority
- AU
- Australia
- Prior art keywords
- transducer head
- magnetic transducer
- magnetic
- head
- transducer
- 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.)
- Granted
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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
-
- 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
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/3116—Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58250988A JPS60229210A (en) | 1983-12-30 | 1983-12-30 | Magnetic head |
JP58-250988 | 1983-12-30 | ||
JP59-78242 | 1984-04-18 | ||
JP59078242A JPS60223012A (en) | 1984-04-18 | 1984-04-18 | Magnetic head |
JP59-99751 | 1984-05-18 | ||
JP9975184A JPS60243810A (en) | 1984-05-18 | 1984-05-18 | Magnetic head |
Publications (2)
Publication Number | Publication Date |
---|---|
AU3707484A true AU3707484A (en) | 1985-07-04 |
AU582736B2 AU582736B2 (en) | 1989-04-13 |
Family
ID=27302650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU37074/84A Expired AU582736B2 (en) | 1983-12-30 | 1984-12-21 | Magnetic transducer head |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT393566B (en) |
AU (1) | AU582736B2 (en) |
CA (1) | CA1236212A (en) |
DE (1) | DE3447700A1 (en) |
FR (1) | FR2558000B1 (en) |
GB (1) | GB2153581B (en) |
IT (1) | IT1182707B (en) |
NL (1) | NL194772C (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0654527B2 (en) * | 1984-11-26 | 1994-07-20 | ソニー株式会社 | Magnetic head |
DE3634305A1 (en) * | 1985-10-09 | 1987-04-16 | Canon Kk | MAGNETIC HEAD |
DE3687217D1 (en) * | 1985-11-29 | 1993-01-14 | Grundig Emv | METHOD FOR PRODUCING MAGNETIC HEADS. |
JPH0654528B2 (en) * | 1986-04-23 | 1994-07-20 | 株式会社日立製作所 | Magnetic head |
JPS62266712A (en) * | 1986-05-14 | 1987-11-19 | Mitsubishi Electric Corp | Composite magnetic head |
EP0246706B1 (en) * | 1986-05-21 | 1991-05-08 | Koninklijke Philips Electronics N.V. | Magnetic transducing head having clad core faces |
JPS6370912A (en) * | 1986-09-12 | 1988-03-31 | Hitachi Ltd | Glass for joining magnetic head gap |
JPS63146202A (en) * | 1986-12-09 | 1988-06-18 | Canon Electronics Inc | Magnetic head and its production |
JP2513205B2 (en) * | 1987-02-04 | 1996-07-03 | ソニー株式会社 | Composite magnetic head |
JPH06162436A (en) * | 1992-06-16 | 1994-06-10 | Samsung Electro Mech Co Ltd | Composite magnetic head |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL263324A (en) * | 1961-04-07 | |||
US4219855A (en) * | 1978-12-21 | 1980-08-26 | International Business Machines Corporation | Thin film magnetic head |
JPS56124112A (en) * | 1980-03-06 | 1981-09-29 | Matsushita Electric Ind Co Ltd | Magnetic head |
JPS56124111A (en) * | 1980-03-06 | 1981-09-29 | Matsushita Electric Ind Co Ltd | Production of magnetic head |
JPS56169214A (en) * | 1980-06-02 | 1981-12-25 | Nippon Hoso Kyokai <Nhk> | Magnetic head |
KR850001445B1 (en) * | 1981-03-10 | 1985-10-05 | 이우에 가오루 | Magnetic head |
JPS58155513A (en) * | 1982-03-10 | 1983-09-16 | Hitachi Ltd | Composite magnetic head and its manufacture |
JPS58175122A (en) * | 1982-04-07 | 1983-10-14 | Hitachi Ltd | Compound magnetic head and its production |
JPS598120A (en) * | 1982-07-05 | 1984-01-17 | Sharp Corp | Production of magnetic head |
JPS59207415A (en) * | 1983-05-11 | 1984-11-24 | Hitachi Ltd | Compound magnetic head and its preparation |
-
1984
- 1984-12-18 CA CA000470379A patent/CA1236212A/en not_active Expired
- 1984-12-21 AU AU37074/84A patent/AU582736B2/en not_active Expired
- 1984-12-21 GB GB08432443A patent/GB2153581B/en not_active Expired
- 1984-12-27 IT IT49363/84A patent/IT1182707B/en active
- 1984-12-28 FR FR8420082A patent/FR2558000B1/en not_active Expired - Lifetime
- 1984-12-28 DE DE3447700A patent/DE3447700A1/en active Granted
- 1984-12-28 AT AT4127/84A patent/AT393566B/en not_active IP Right Cessation
- 1984-12-31 NL NL8403971A patent/NL194772C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT393566B (en) | 1991-11-11 |
IT8449363A0 (en) | 1984-12-27 |
DE3447700A1 (en) | 1985-07-25 |
FR2558000A1 (en) | 1985-07-12 |
IT8449363A1 (en) | 1986-06-27 |
NL8403971A (en) | 1985-07-16 |
GB2153581B (en) | 1988-05-25 |
NL194772C (en) | 2003-02-04 |
AU582736B2 (en) | 1989-04-13 |
ATA412784A (en) | 1991-04-15 |
GB2153581A (en) | 1985-08-21 |
NL194772B (en) | 2002-10-01 |
IT1182707B (en) | 1987-10-05 |
DE3447700C2 (en) | 1993-02-18 |
GB8432443D0 (en) | 1985-02-06 |
CA1236212A (en) | 1988-05-03 |
FR2558000B1 (en) | 1994-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU560700B2 (en) | Magnetic head | |
AU576947B2 (en) | Combination magnetic transducer head | |
GB2158282B (en) | Magnetic transducer heads | |
DE3278300D1 (en) | Magnetic transducer head | |
GB8522972D0 (en) | Magnetic transducer | |
AU583320B2 (en) | Magnetic transducer head | |
GB8400412D0 (en) | Differential-permability field-concentrating magnetic head | |
GB2126408B (en) | Magnetic transducer heads | |
AU568264B2 (en) | Head positioning | |
AU582736B2 (en) | Magnetic transducer head | |
GB8418238D0 (en) | Magnetic transducer head | |
GB8421725D0 (en) | Magnetic head | |
DE3479259D1 (en) | Thin film magnetic transducer head | |
AU548168B2 (en) | Magnetic transducer head | |
GB2095888B (en) | Magnetic transducer heads | |
AU4262385A (en) | Magnetic transducer head structure | |
AU559400B2 (en) | Transducer coil assembly | |
GB2156138B (en) | Magnetic head | |
AU564893B2 (en) | Magnetic head | |
GB8420437D0 (en) | Magnetic head | |
AU564743B2 (en) | Magnetic head assembly | |
GB2149956B (en) | Magnetic head | |
GB8424564D0 (en) | Magnetic head | |
AU578416B2 (en) | Transducer | |
IE851065L (en) | Magnetic head for transducer head-digital |