JPS6381658U - - Google Patents
Info
- Publication number
- JPS6381658U JPS6381658U JP19834286U JP19834286U JPS6381658U JP S6381658 U JPS6381658 U JP S6381658U JP 19834286 U JP19834286 U JP 19834286U JP 19834286 U JP19834286 U JP 19834286U JP S6381658 U JPS6381658 U JP S6381658U
- Authority
- JP
- Japan
- Prior art keywords
- screw shaft
- axial direction
- nut
- motor
- driven
- 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
- 230000036316 preload Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本案の一実施例の要部縦断面図、第２
図は電気回路図である。
１０……ねじ軸、１４……ナツト、１５……作
動杆、１６……永久磁石形直流モータ、２４，２
５……自動復帰形スイツチ、３３……電機子、３
４，３５……ダイオード。
Figure 1 is a vertical sectional view of the main part of one embodiment of the present invention, Figure 2
The figure is an electrical circuit diagram. 10... Screw shaft, 14... Nut, 15... Operating rod, 16... Permanent magnet type DC motor, 24, 2
5... Automatic return type switch, 33... Armature, 3
4,35...diode.
Claims (1)
復元されるねじ軸とねじ軸に螺合するナツトによ
り前記軸方向に案内摺動する作動杆とを有し、ね
じ軸が永久磁石形直流モータにて駆動される直線
作動機において、作動杆の前記設定予圧を超えた
所定推力にて作動する前後２個の自動復帰形スイ
ツチと直流モータとを直列接続し、該各スイツチ
の接点間にダイオードを互に逆向きに接続したこ
とを特徴とする直流モータ駆動の電動直線作動機
。 It has a screw shaft that is restored to a fixed position in the axial direction by a spring having a set preload, and an operating rod that is guided and slid in the axial direction by a nut that is screwed onto the screw shaft. In a linear operating machine driven by An electric linear actuator driven by a DC motor, which is characterized by being connected in opposite directions.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19834286U JPS6381658U (en) | 1986-12-25 | 1986-12-25 | |
| US07/091,827 US4763219A (en) | 1986-11-14 | 1987-09-01 | Overload protection for DC motor-driven linear actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19834286U JPS6381658U (en) | 1986-12-25 | 1986-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6381658U true JPS6381658U (en) | 1988-05-30 |
Family
ID=31158940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19834286U Pending JPS6381658U (en) | 1986-11-14 | 1986-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6381658U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009115134A (en) * | 2007-11-02 | 2009-05-28 | Tokai Rubber Ind Ltd | Electric actuator and fluid filled vibration damping device using the same |
-
1986
- 1986-12-25 JP JP19834286U patent/JPS6381658U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009115134A (en) * | 2007-11-02 | 2009-05-28 | Tokai Rubber Ind Ltd | Electric actuator and fluid filled vibration damping device using the same |
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