JPS63170602U - - Google Patents
Info
- Publication number
- JPS63170602U JPS63170602U JP6377587U JP6377587U JPS63170602U JP S63170602 U JPS63170602 U JP S63170602U JP 6377587 U JP6377587 U JP 6377587U JP 6377587 U JP6377587 U JP 6377587U JP S63170602 U JPS63170602 U JP S63170602U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- rod
- shaped
- housing
- sealing member
- 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
- 238000007789 sealing Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Actuator (AREA)
- Sealing Devices (AREA)
Description
第1図は一実施例の正面図を示す。第2図はシ
ール部材の第1実施例の縦断正面図を示す。第3
図はシール部材の第2実施例の縦断正面図を示す
。第4図はシール部材の第3実施例の縦断正面図
を示す。第5図はシール部材の第4実施例の縦断
正面図を示す。
1……アクチユエータ、2……カバー、3……
ハウジング、4……ダイアフラム、7……第1圧
力室、8……第2圧力室、12,22,32,4
2……シール部材、12b……撓み部、12c…
…筒状部、12d……リツプ。
FIG. 1 shows a front view of one embodiment. FIG. 2 shows a longitudinal sectional front view of the first embodiment of the sealing member. Third
The figure shows a longitudinal sectional front view of a second embodiment of the sealing member. FIG. 4 shows a longitudinal sectional front view of a third embodiment of the sealing member. FIG. 5 shows a longitudinal sectional front view of a fourth embodiment of the sealing member. 1... Actuator, 2... Cover, 3...
Housing, 4...Diaphragm, 7...First pressure chamber, 8...Second pressure chamber, 12, 22, 32, 4
2... Seal member, 12b... Flexible portion, 12c...
...Cylindrical part, 12d...Rip.
Claims (1)
ジング及びカバーの各解放端間にダイアフラムが
挾持され、ダイアフラムの両側にそれぞれ圧力室
が形成され、ハウジング内においてダイアフラム
に取り付けたロツドがハウジングの閉鎖端をシー
ル部材を介して貫通するアクチユエータであつて
、前記シール部材はロツドを囲み、ダイアフラム
側に膨出する断面U字型のリング状の撓み部と、
この撓み部の内側に位置してロツドを囲む台形円
錐状の筒状部と、この筒状部の内周面に設けた、
前記ロツドに気密に接触するリング状のリツプと
を有することを特徴とするアクチユエータ。 A diaphragm is sandwiched between each open end of a cylindrical housing with one end closed and the other open, and a cover, pressure chambers are formed on both sides of the diaphragm, and a rod attached to the diaphragm inside the housing is inserted into the housing. An actuator that penetrates the closed end via a sealing member, the sealing member surrounding the rod and having a ring-shaped flexible portion having a U-shaped cross section and bulging toward the diaphragm;
A trapezoidal cone-shaped cylindrical part located inside this flexible part and surrounding the rod, and provided on the inner peripheral surface of this cylindrical part.
An actuator comprising a ring-shaped lip that makes airtight contact with the rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6377587U JPS63170602U (en) | 1987-04-27 | 1987-04-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6377587U JPS63170602U (en) | 1987-04-27 | 1987-04-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63170602U true JPS63170602U (en) | 1988-11-07 |
Family
ID=30899320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6377587U Pending JPS63170602U (en) | 1987-04-27 | 1987-04-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63170602U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5146893B1 (en) * | 1970-06-09 | 1976-12-11 | ||
JPS626505B2 (en) * | 1981-04-06 | 1987-02-12 | Fuji Photo Film Co Ltd | |
JPS6240302B2 (en) * | 1979-10-19 | 1987-08-27 | Nippon Denshin Denwa Kk |
-
1987
- 1987-04-27 JP JP6377587U patent/JPS63170602U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5146893B1 (en) * | 1970-06-09 | 1976-12-11 | ||
JPS6240302B2 (en) * | 1979-10-19 | 1987-08-27 | Nippon Denshin Denwa Kk | |
JPS626505B2 (en) * | 1981-04-06 | 1987-02-12 | Fuji Photo Film Co Ltd |