JPH02110476U - - Google Patents
Info
- Publication number
- JPH02110476U JPH02110476U JP1901989U JP1901989U JPH02110476U JP H02110476 U JPH02110476 U JP H02110476U JP 1901989 U JP1901989 U JP 1901989U JP 1901989 U JP1901989 U JP 1901989U JP H02110476 U JPH02110476 U JP H02110476U
- Authority
- JP
- Japan
- Prior art keywords
- screwdriver
- wound around
- coil wound
- magnetizing coil
- degaussing
- 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
- 230000005294 ferromagnetic effect Effects 0.000 claims 1
- 230000004907 flux Effects 0.000 claims 1
- 230000005291 magnetic effect Effects 0.000 claims 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Description
第１図および第２図はそれぞれ本考案の一実施
例を示した透視図および回路部である。
１……電池、２……磁化用コイル、３……消磁
用コイル、４……手動スイツチ、５……自動板バ
ネスイツチ、６……ねじ回し部。
1 and 2 are a perspective view and a circuit section, respectively, showing an embodiment of the present invention. 1... Battery, 2... Magnetizing coil, 3... Demagnetizing coil, 4... Manual switch, 5... Automatic plate spring switch, 6... Screwdriver.
Claims (1)
部に巻回された磁化コイルと、該磁化コイルに電
流を流すための手動スイツチと、前記ねじ回し部
に巻回された消磁コイルと、前記ねじ回し部の磁
束により動作し前記消磁コイルに電流を流すため
の自動スイツチとを備えたことを特徴とする電磁
石付きドライバー。 A battery, a ferromagnetic screwdriver, a magnetizing coil wound around the screwdriver, a manual switch for passing current through the magnetizing coil, and a degaussing coil wound around the screwdriver. and an automatic switch that is operated by the magnetic flux of the screwdriver and causes current to flow through the degaussing coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1901989U JPH02110476U (en) | 1989-02-20 | 1989-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1901989U JPH02110476U (en) | 1989-02-20 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110476U true JPH02110476U (en) | 1990-09-04 |
Family
ID=31234168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1901989U Pending JPH02110476U (en) | 1989-02-20 | 1989-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110476U (en) |
-
1989
- 1989-02-20 JP JP1901989U patent/JPH02110476U/ja active Pending
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