JPS5880555U - Magnetic head dirt detection device - Google Patents
Magnetic head dirt detection deviceInfo
- Publication number
- JPS5880555U JPS5880555U JP17577381U JP17577381U JPS5880555U JP S5880555 U JPS5880555 U JP S5880555U JP 17577381 U JP17577381 U JP 17577381U JP 17577381 U JP17577381 U JP 17577381U JP S5880555 U JPS5880555 U JP S5880555U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- detection device
- light
- dirt detection
- groove
- 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
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の磁気ヘッドを示す平面図、第2図は同断
面図、第3図ないし第5図は本考案の一実施例を示し第
3図は磁気ヘッドの汚れ検出装置の平面図、第4図は第
3図のIV−IV線に沿う断面図、第5図は第3図の■
−■線に沿う断面図である。
1・・・・・・磁気ヘッド、2・・・・・・コア、3・
・・・・・磁性粉、4・・・・・・磁気テープ、11・
・・・・・溝、12・・・・・・発光器、13・・・・
・・受光器、14・・・・・・スリット、15・・・・
・・ランプ。Fig. 1 is a plan view showing a conventional magnetic head, Fig. 2 is a sectional view thereof, and Figs. 3 to 5 show an embodiment of the present invention, and Fig. 3 is a plan view of a contamination detection device for a magnetic head. , Fig. 4 is a cross-sectional view taken along line IV-IV in Fig. 3, and Fig. 5 is a cross-sectional view taken along line IV-IV in Fig. 3.
It is a cross-sectional view along the -■ line. 1...Magnetic head, 2...Core, 3.
...Magnetic powder, 4...Magnetic tape, 11.
...Groove, 12...Light emitter, 13...
...Receiver, 14...Slit, 15...
··lamp.
Claims (1)
れ検出装置において、磁気ヘッドの表面に磁気テープの
走行方向と直交するように設けた溝と、間溝に光を投射
する発光器と、上記溝からの透過光又は反射光を受光す
る受光器と、同受光器から検出信号にもとづいて磁気ヘ
ッドの汚れを表示する表示器とを具備してなる磁気ヘッ
ドの汚れ検出装置。A contamination detection device for a magnetic head that records and reproduces electrical signals on a magnetic tape includes a groove provided on the surface of the magnetic head perpendicular to the running direction of the magnetic tape, a light emitter that projects light into the groove, and the above-mentioned A magnetic head dirt detection device comprising: a light receiver that receives transmitted light or reflected light from a groove; and a display that displays dirt on the magnetic head based on a detection signal from the light receiver.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17577381U JPS5880555U (en) | 1981-11-26 | 1981-11-26 | Magnetic head dirt detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17577381U JPS5880555U (en) | 1981-11-26 | 1981-11-26 | Magnetic head dirt detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5880555U true JPS5880555U (en) | 1983-05-31 |
Family
ID=29968300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP17577381U Pending JPS5880555U (en) | 1981-11-26 | 1981-11-26 | Magnetic head dirt detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5880555U (en) |
-
1981
- 1981-11-26 JP JP17577381U patent/JPS5880555U/en active Pending
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