JPH0366592U - - Google Patents
Info
- Publication number
- JPH0366592U JPH0366592U JP1989126310U JP12631089U JPH0366592U JP H0366592 U JPH0366592 U JP H0366592U JP 1989126310 U JP1989126310 U JP 1989126310U JP 12631089 U JP12631089 U JP 12631089U JP H0366592 U JPH0366592 U JP H0366592U
- Authority
- JP
- Japan
- Prior art keywords
- input piston
- piston
- slides
- outlet port
- end wall
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Description
第１図は本考案の一実施例を示す圧電アクチユ
エータの断面図、第２図は従来の圧電アクチユエ
ータの断面図である。
１……ボデイ、１ａ……フランジ部、２……入
力ピストン、３……圧電素子（駆動体）、８……
カバー、８ａ……フランジ部、９……かしめ用部
材、１０……ダイヤフラム、１５ａ……出口ポー
ト、１６……出力ピストン。
FIG. 1 is a sectional view of a piezoelectric actuator showing an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional piezoelectric actuator. DESCRIPTION OF SYMBOLS 1... Body, 1a... Flange part, 2... Input piston, 3... Piezoelectric element (driver), 8...
Cover, 8a...flange portion, 9...caulking member, 10...diaphragm, 15a...outlet port, 16...output piston.
Claims (1)
と、該ボデイ内を摺動する入力ピストンと、該入
力ピストンと前記ボデイの他方の端壁との間に設
けられ、前記入力ピストンを軸線方向に駆動する
駆動体と、前記入力ピストンより小さな断面積を
有し且つ前記入力ピストンの方向に付勢されて前
記出口ポート内を液密に摺動する出力ピストンと
、前記入力ピストンと前記ボデイとの間を液密状
態にするために外周部が前記ボデイと該ボデイの
カバーとの間に挟持されたダイヤフラムとを備え
る、液圧変位拡大機構を備えたアクチユエータに
おいて、 前記ボデイ及びカバーの互いに対向する端部に
それぞれ形成されたフランジ部と、該両フランジ
部にまたがつて嵌合可能なかしめ用部材とを備え
たことを特徴とするアクチユエータ。[Claims for Utility Model Registration] A cylindrical body having an outlet port on one end wall, an input piston that slides within the body, and a body provided between the input piston and the other end wall of the body. a drive body that drives the input piston in the axial direction; and an output piston that has a smaller cross-sectional area than the input piston and is biased in the direction of the input piston and slides in the outlet port in a fluid-tight manner. , an actuator equipped with a hydraulic displacement magnification mechanism, comprising a diaphragm whose outer peripheral portion is sandwiched between the body and a cover of the body in order to establish a liquid-tight state between the input piston and the body. An actuator comprising: flange portions formed at mutually opposing ends of the body and the cover, and a caulking member fitable across the flange portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989126310U JPH0366592U (en) | 1989-10-27 | 1989-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989126310U JPH0366592U (en) | 1989-10-27 | 1989-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0366592U true JPH0366592U (en) | 1991-06-27 |
Family
ID=31674126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989126310U Pending JPH0366592U (en) | 1989-10-27 | 1989-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0366592U (en) |
-
1989
- 1989-10-27 JP JP1989126310U patent/JPH0366592U/ja active Pending
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