JPS6283211U - - Google Patents
Info
- Publication number
- JPS6283211U JPS6283211U JP17580585U JP17580585U JPS6283211U JP S6283211 U JPS6283211 U JP S6283211U JP 17580585 U JP17580585 U JP 17580585U JP 17580585 U JP17580585 U JP 17580585U JP S6283211 U JPS6283211 U JP S6283211U
- Authority
- JP
- Japan
- Prior art keywords
- head
- recording
- magnetic
- magnetic core
- 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
- 239000004065 semiconductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Magnetic Heads (AREA)
Description
第１図は本考案を適用した磁気ヘツドを示す概
略的な側面図、第２図は本考案を適用した磁気ヘ
ツドの概略的な平面図である。第３図は録再波長
とギヤツプ損失との関係を示す特性図である。第
４図は従来の磁気ヘツドを示す概略的な側面図で
ある。
１……記録再生ヘツド、２……磁気コア半体、
１１……消去ヘツド、１２……磁気コア半体、２
１……共通コア。
FIG. 1 is a schematic side view showing a magnetic head to which the present invention is applied, and FIG. 2 is a schematic plan view of the magnetic head to which the present invention is applied. FIG. 3 is a characteristic diagram showing the relationship between recording/reproducing wavelength and gap loss. FIG. 4 is a schematic side view showing a conventional magnetic head. 1...recording/reproducing head, 2...magnetic core half,
11... Erase head, 12... Magnetic core half, 2
1... Common core.
Claims (1)
磁気ギヤツプが構成される記録再生ヘツドと消去
ヘツドとを一体化してなる磁気ヘツドにおいて、 上記記録再生ヘツドの一方の磁気コア半体と、
上記消去ヘツドの一方の磁気コア半体とを共通と
してなるとともに、 上記記録再生ヘツドの録音信号の最長波長をλ
ｍａｘとしたときに、上記消去ヘツドのギヤツプ
長ｌが、 ｌ＞０．８３λｍａｘ なることを特徴とする磁気ヘツド。[Scope of Claim for Utility Model Registration] In a magnetic head that integrates a recording/reproducing head and an erasing head, each of which has a magnetic gap formed by bonding a pair of magnetic core semiconductors, one magnetic core half of the recording/reproducing head. body and
It is common to one half of the magnetic core of the erasing head, and the longest wavelength of the recording signal of the recording/playback head is λ.
max, the gap length l of the erasing head satisfies the following: l>0.83λmax.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17580585U JPS6283211U (en) | 1985-11-15 | 1985-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17580585U JPS6283211U (en) | 1985-11-15 | 1985-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6283211U true JPS6283211U (en) | 1987-05-27 |
Family
ID=31115465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17580585U Pending JPS6283211U (en) | 1985-11-15 | 1985-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6283211U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS488255U (en) * | 1971-06-10 | 1973-01-30 | ||
| JPS5219087A (en) * | 1975-08-05 | 1977-01-14 | Fujitsu Ltd | Production method of semiconductor device |
| JPS5630431B2 (en) * | 1977-07-30 | 1981-07-15 | ||
| JPS56119914A (en) * | 1980-02-25 | 1981-09-19 | Sanyo Electric Co Ltd | Production of magnetic head |
-
1985
- 1985-11-15 JP JP17580585U patent/JPS6283211U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS488255U (en) * | 1971-06-10 | 1973-01-30 | ||
| JPS5219087A (en) * | 1975-08-05 | 1977-01-14 | Fujitsu Ltd | Production method of semiconductor device |
| JPS5630431B2 (en) * | 1977-07-30 | 1981-07-15 | ||
| JPS56119914A (en) * | 1980-02-25 | 1981-09-19 | Sanyo Electric Co Ltd | Production of magnetic head |