JPH0282479U - - Google Patents
Info
- Publication number
- JPH0282479U JPH0282479U JP16063688U JP16063688U JPH0282479U JP H0282479 U JPH0282479 U JP H0282479U JP 16063688 U JP16063688 U JP 16063688U JP 16063688 U JP16063688 U JP 16063688U JP H0282479 U JPH0282479 U JP H0282479U
- Authority
- JP
- Japan
- Prior art keywords
- clutch
- thyristor
- switch
- relay
- type electric
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は従来技術を示す回路図、第３図はクラツチ式
電動ドライバの要部断面図、第４図は同展開図で
ある。
図において、２はリレースイツチ、４は補助ス
イツチ（クラツチ連動スイツチ）、６は直流電源
、７はモータ、９はリレーコイル、１２はサイリ
スタ、１７は出力軸である。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a circuit diagram showing the prior art, FIG. 3 is a sectional view of the main part of a clutch type electric screwdriver, and FIG. 4 is an exploded view of the same. In the figure, 2 is a relay switch, 4 is an auxiliary switch (clutch interlocking switch), 6 is a DC power supply, 7 is a motor, 9 is a relay coil, 12 is a thyristor, and 17 is an output shaft.
Claims (1)
するとクラツチが作動して出力伝達を遮断するク
ラツチ式電動ドライバにおいて、 リレースイツチとモータの直列回路に、前記リ
レースイツチを動作させるためのリレーコイルと
サイリスタの直列回路を並列接続し、クラツチの
変位に応答し前記サイリスタを駆動させるための
補助スイツチを前記サイリスタのゲート回路に接
続したことを特徴とするクラツチ式電動ドライバ
。[Claims for Utility Model Registration] In a clutch-type electric driver that uses a DC power source and operates a clutch to cut off output transmission when the output shaft reaches a predetermined torque, the relay is connected to a series circuit between a relay switch and a motor. A clutch-type electric motor, characterized in that a series circuit of a relay coil and a thyristor for operating the switch is connected in parallel, and an auxiliary switch for driving the thyristor in response to displacement of the clutch is connected to the gate circuit of the thyristor. driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16063688U JPH0282479U (en) | 1988-12-09 | 1988-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16063688U JPH0282479U (en) | 1988-12-09 | 1988-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0282479U true JPH0282479U (en) | 1990-06-26 |
Family
ID=31442876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16063688U Pending JPH0282479U (en) | 1988-12-09 | 1988-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0282479U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS618281A (en) * | 1984-06-20 | 1986-01-14 | 松下電器産業株式会社 | Counter for number of completion of work of electric tool |
-
1988
- 1988-12-09 JP JP16063688U patent/JPH0282479U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS618281A (en) * | 1984-06-20 | 1986-01-14 | 松下電器産業株式会社 | Counter for number of completion of work of electric tool |