JPH0191106U - - Google Patents
Info
- Publication number
- JPH0191106U JPH0191106U JP18639587U JP18639587U JPH0191106U JP H0191106 U JPH0191106 U JP H0191106U JP 18639587 U JP18639587 U JP 18639587U JP 18639587 U JP18639587 U JP 18639587U JP H0191106 U JPH0191106 U JP H0191106U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cap
- cylinder
- actuator
- hole
- 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
- 239000012530 fluid Substances 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Actuator (AREA)
Description
第１図は本考案に係るアクチユエータの実施例
を示す縦断面図、第２図は従来のアクチユエータ
の縦断面図である。
１…シリンダ、２…ボンネツト、３…シリンダ
、５…ピストンロツド、２０…キヤツプ、２０ａ
…内孔、２０ｂ…軸孔、２１…ねじ筒、２２…操
作ハンドル、２４…ねじ軸、２５…ねじ部、２６
…圧縮コイルばね、２７，２８…スラストベアリ
ング。
FIG. 1 is a vertical sectional view showing an embodiment of an actuator according to the present invention, and FIG. 2 is a vertical sectional view of a conventional actuator. 1...Cylinder, 2...Bonnet, 3...Cylinder, 5...Piston rod, 20...Cap, 20a
...Inner hole, 20b...Shaft hole, 21...Threaded tube, 22...Operation handle, 24...Threaded shaft, 25...Threaded part, 26
...Compression coil spring, 27, 28...Thrust bearing.
Claims (1)
このシリンダの内孔に進退自在に嵌合されたピス
トンとを備えた流体圧アクチユエータにおいて、
前記ボンネツトの外部に前記ピストンと同芯状に
接合された有底筒状のキヤツプと、このキヤツプ
の内孔に大径部を回動かつ進退自在に嵌合されて
キヤツプの底部軸孔から小径部を外部へ突出され
ばね部材により反シリンダ側に付勢された操作ハ
ンドル付きの筒状雌ねじ部材と、この雌ねじ部材
のねじ孔にねじ部を進退自在に螺合されて前記ピ
ストンに固定されたこれと同芯状のねじ軸とを設
けたことを特徴とするアクチユエータ。 a cylinder whose open end is closed with a bonnet;
In the fluid pressure actuator, the piston is fitted into the inner hole of the cylinder so as to be freely retractable.
A cylindrical cap with a bottom is connected to the outside of the bonnet concentrically with the piston, and the large diameter part is fitted into the inner hole of the cap so that it can rotate and move forward and backward, and the small diameter part is inserted from the bottom shaft hole of the cap. A cylindrical female threaded member with an operating handle is biased toward the side opposite to the cylinder by a spring member when the part protrudes to the outside, and the threaded part is screwed into the threaded hole of this female threaded member so as to be able to move forward and backward, and is fixed to the piston. An actuator characterized by having a screw shaft concentric with the actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18639587U JPH0191106U (en) | 1987-12-09 | 1987-12-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18639587U JPH0191106U (en) | 1987-12-09 | 1987-12-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191106U true JPH0191106U (en) | 1989-06-15 |
Family
ID=31477623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18639587U Pending JPH0191106U (en) | 1987-12-09 | 1987-12-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191106U (en) |
-
1987
- 1987-12-09 JP JP18639587U patent/JPH0191106U/ja active Pending