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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
Application number
JP6377587U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP6377587U priority Critical patent/JPS63170602U/ja
Publication of JPS63170602U publication Critical patent/JPS63170602U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Actuator (AREA)
  • Sealing Devices (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端が閉鎖され、他端が解放された筒状のハウ
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.
JP6377587U 1987-04-27 1987-04-27 Pending JPS63170602U (en)

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)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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

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