JPS51114112A - Tape recorder erasing heads and method of manufacture thereof - Google Patents
Tape recorder erasing heads and method of manufacture thereofInfo
- Publication number
- JPS51114112A JPS51114112A JP3890875A JP3890875A JPS51114112A JP S51114112 A JPS51114112 A JP S51114112A JP 3890875 A JP3890875 A JP 3890875A JP 3890875 A JP3890875 A JP 3890875A JP S51114112 A JPS51114112 A JP S51114112A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- tape recorder
- erasing heads
- heads
- erasing
- 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.)
- Pending
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
- G11B5/325—Erasing heads using permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Abstract
PURPOSE:To form erasing heads in the shape of discs, and then facilitate polishing a multiple number of them simultaneously by employing a simple supporting device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3890875A JPS51114112A (en) | 1975-03-31 | 1975-03-31 | Tape recorder erasing heads and method of manufacture thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3890875A JPS51114112A (en) | 1975-03-31 | 1975-03-31 | Tape recorder erasing heads and method of manufacture thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51114112A true JPS51114112A (en) | 1976-10-07 |
Family
ID=12538288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3890875A Pending JPS51114112A (en) | 1975-03-31 | 1975-03-31 | Tape recorder erasing heads and method of manufacture thereof |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51114112A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58193310U (en) * | 1982-06-16 | 1983-12-22 | 松下電器産業株式会社 | Permanent magnet erase head |
JPS6051612U (en) * | 1983-09-14 | 1985-04-11 | 松下電器産業株式会社 | Permanent magnet erase head |
-
1975
- 1975-03-31 JP JP3890875A patent/JPS51114112A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58193310U (en) * | 1982-06-16 | 1983-12-22 | 松下電器産業株式会社 | Permanent magnet erase head |
JPH0244328Y2 (en) * | 1982-06-16 | 1990-11-26 | ||
JPS6051612U (en) * | 1983-09-14 | 1985-04-11 | 松下電器産業株式会社 | Permanent magnet erase head |
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