JPH047058U - - Google Patents
Info
- Publication number
- JPH047058U JPH047058U JP4542890U JP4542890U JPH047058U JP H047058 U JPH047058 U JP H047058U JP 4542890 U JP4542890 U JP 4542890U JP 4542890 U JP4542890 U JP 4542890U JP H047058 U JPH047058 U JP H047058U
- Authority
- JP
- Japan
- Prior art keywords
- power tool
- power
- switch circuit
- blade
- motor
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Scissors And Nippers (AREA)
- Stopping Of Electric Motors (AREA)
Description
第１図ないし第６図は本考案の一実施例の構成
および動作を示す回路図、第７図は本考案の一実
施例の一部を電動工具に設けた状態を示す断面図
、第８図は第７図のＡ−Ａ断面図である。
１…電源、２…抵抗器、３…モータ、４…電動
工具、５…刃、７…カム、Ｓ１〜Ｓ３…スイツチ
。
1 to 6 are circuit diagrams showing the configuration and operation of an embodiment of the present invention, FIG. 7 is a sectional view showing a state in which a part of the embodiment of the present invention is installed in a power tool, and FIG. The figure is a sectional view taken along the line AA in FIG. 7. 1...Power source, 2...Resistor, 3...Motor, 4...Power tool, 5...Blade, 7...Cam, S1 to S3 ...Switch.
Claims (1)
のモータに電源からの電力を供給する第１のスイ
ツチ回路と、該第１のスイツチ回路が遮断状態で
あつて前記電動工具の刃が閉じたときに前記モー
タに前記電源からの電力を供給するとともに前記
第１のスイツチ回路が遮断状態であつて前記電動
工具の刃が開いたときに前記モータの発電電流を
流す第２のスイツチ回路とを備えたことを特徴と
する電動工具の制御回路。 a first switch circuit that supplies power from the power source to the motor of the power tool regardless of whether the blade of the power tool is opened or closed; and when the first switch circuit is in a cutoff state and the blade of the power tool is closed; and a second switch circuit that supplies power from the power source to the motor and allows current generated by the motor to flow when the first switch circuit is in a cutoff state and the blade of the power tool is opened. A power tool control circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4542890U JPH047058U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4542890U JPH047058U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH047058U true JPH047058U (en) | 1992-01-22 |
Family
ID=31559595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4542890U Pending JPH047058U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH047058U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6075441A (en) * | 1983-10-03 | 1985-04-27 | Mitsui Toatsu Chem Inc | Production of glycol ether |
| JPS6277749A (en) * | 1985-09-30 | 1987-04-09 | Toshiba Corp | Doorphone circuit |
-
1990
- 1990-04-27 JP JP4542890U patent/JPH047058U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6075441A (en) * | 1983-10-03 | 1985-04-27 | Mitsui Toatsu Chem Inc | Production of glycol ether |
| JPS6277749A (en) * | 1985-09-30 | 1987-04-09 | Toshiba Corp | Doorphone circuit |
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