JPS61126101U - - Google Patents
Info
- Publication number
- JPS61126101U JPS61126101U JP907485U JP907485U JPS61126101U JP S61126101 U JPS61126101 U JP S61126101U JP 907485 U JP907485 U JP 907485U JP 907485 U JP907485 U JP 907485U JP S61126101 U JPS61126101 U JP S61126101U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- piston
- air chamber
- gasket
- fitted
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Sealing Devices (AREA)
- Actuator (AREA)
Description
第１図は、本考案の一実施例を示す要部の縦断
面図、第２図は、従来のシール装置を備えるエア
ーシリンダの縦断面図、第３図は、第２図に示す
従来のシール装置の拡大縦断面図である。第４図
は、改良されたシール装置を備えるエアーシリン
ダの縦断面図である。
１……シリンダ、１ａ，１ｂ……シリンダの穴
、３……ストツパ、４……両内周面１ａ，１ｂの
境界位置、５……ガスケツト溝、６……ガスケツ
ト、７……ピストン、８……ガイド部、９……傾
斜部、２１……従来のエアーシリンダ、２２……
シリンダ、２２ａ……端板、２３……穴、２４…
…ボルト、２５……カバー、２６……ストツパ、
２６ａ……頂板、２７……空気室、２８……圧縮
ばね、２９……給排気管、３１……ピストンロツ
ド、３２……ガスケツト溝、３３……Ｏリング。
FIG. 1 is a vertical cross-sectional view of the main parts showing an embodiment of the present invention, FIG. 2 is a vertical cross-sectional view of an air cylinder equipped with a conventional sealing device, and FIG. FIG. 3 is an enlarged vertical cross-sectional view of the sealing device. FIG. 4 is a longitudinal sectional view of an air cylinder with an improved sealing device. 1... Cylinder, 1a, 1b... Cylinder hole, 3... Stopper, 4... Boundary position between both inner peripheral surfaces 1a, 1b, 5... Gasket groove, 6... Gasket, 7... Piston, 8 ... Guide part, 9 ... Inclined part, 21 ... Conventional air cylinder, 22 ...
Cylinder, 22a... End plate, 23... Hole, 24...
...Bolt, 25...Cover, 26...Stopper,
26a... Top plate, 27... Air chamber, 28... Compression spring, 29... Supply/exhaust pipe, 31... Piston rod, 32... Gasket groove, 33... O ring.
Claims (1)
成されているシリンダと、シリンダ内に往復動自
在に嵌合され、かつ上記空気室側に付勢されてい
るピストンと、ピストンの外径よりも小寸の外径
を有し、かつ前記空気室と反対側において、シリ
ンダ内に嵌合され、ピストンの往動時にピストン
の内端に衝合して、その動きを規制するストツパ
とを有するエアーシリンダにおいて、 縦断面形が方形をなしてシリンダの中心向きに
開口し、かつシリンダの両内周面の境界位置に形
成されたリング状のガスケツト溝と、縦断面形が
方形で、リング状をなし、かつガスケツト溝の内
周とストツパとの外周間に一部が圧入された状態
でガスケツト溝内に配設されたガスケツトと、前
記ガスケツトの内周の一部に嵌合可能であつて、
ピストンの内端に形成されたガイド部と、該ガイ
ド部とピストンの外周とに連続し、かつ前記ガス
ケツトの空気室側の内縁に押圧可能な傾斜部とを
設けたことを特徴とするエアーシリンダにおける
シール装置。[Claims for Utility Model Registration] A cylinder having an air chamber formed at its rear end to be supplied and exhausted by a drive source, and a cylinder fitted in the cylinder so as to be able to reciprocate and be biased toward the air chamber. and a piston having an outer diameter smaller than the outer diameter of the piston, and fitted into the cylinder on the opposite side from the air chamber, and abuts against the inner end of the piston when the piston moves forward, A ring-shaped gasket groove having a rectangular vertical cross section, opening toward the center of the cylinder, and formed at a boundary position between both inner peripheral surfaces of the cylinder; A gasket having a rectangular vertical cross section and a ring shape, and disposed in the gasket groove with a portion press-fitted between the inner periphery of the gasket groove and the outer periphery of the stopper; It is possible to partially fit the
An air cylinder comprising: a guide portion formed at the inner end of the piston; and an inclined portion that is continuous with the guide portion and the outer periphery of the piston and can be pressed against the inner edge of the gasket on the air chamber side. Sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP907485U JPH0416003Y2 (en) | 1985-01-28 | 1985-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP907485U JPH0416003Y2 (en) | 1985-01-28 | 1985-01-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61126101U true JPS61126101U (en) | 1986-08-08 |
| JPH0416003Y2 JPH0416003Y2 (en) | 1992-04-10 |
Family
ID=30488944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP907485U Expired JPH0416003Y2 (en) | 1985-01-28 | 1985-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0416003Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0391503U (en) * | 1989-12-29 | 1991-09-18 | ||
| JP2008138730A (en) * | 2006-11-30 | 2008-06-19 | Jfe Steel Kk | Fluid pressure actuator |
-
1985
- 1985-01-28 JP JP907485U patent/JPH0416003Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0391503U (en) * | 1989-12-29 | 1991-09-18 | ||
| JP2008138730A (en) * | 2006-11-30 | 2008-06-19 | Jfe Steel Kk | Fluid pressure actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0416003Y2 (en) | 1992-04-10 |
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