FR1363031A - Ferrite magnetic head and its manufacturing process - Google Patents
Ferrite magnetic head and its manufacturing processInfo
- Publication number
- FR1363031A FR1363031A FR941544A FR941544A FR1363031A FR 1363031 A FR1363031 A FR 1363031A FR 941544 A FR941544 A FR 941544A FR 941544 A FR941544 A FR 941544A FR 1363031 A FR1363031 A FR 1363031A
- Authority
- FR
- France
- Prior art keywords
- manufacturing process
- magnetic head
- ferrite magnetic
- ferrite
- 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
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
- G11B5/23—Gap features
- G11B5/232—Manufacture of gap
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR941544A FR1363031A (en) | 1962-07-19 | 1963-07-16 | Ferrite magnetic head and its manufacturing process |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US21001662A | 1962-07-19 | 1962-07-19 | |
FR941544A FR1363031A (en) | 1962-07-19 | 1963-07-16 | Ferrite magnetic head and its manufacturing process |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1363031A true FR1363031A (en) | 1964-06-05 |
Family
ID=26202397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR941544A Expired FR1363031A (en) | 1962-07-19 | 1963-07-16 | Ferrite magnetic head and its manufacturing process |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1363031A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0346945A2 (en) * | 1983-02-08 | 1989-12-20 | Ampex Corporation | Apparatus for filling a notched workpiece |
-
1963
- 1963-07-16 FR FR941544A patent/FR1363031A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0346945A2 (en) * | 1983-02-08 | 1989-12-20 | Ampex Corporation | Apparatus for filling a notched workpiece |
EP0346945A3 (en) * | 1983-02-08 | 1990-04-11 | Ampex Corporation | Apparatus for filling a notched workpiece |
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