JPH0430358U - - Google Patents
Info
- Publication number
- JPH0430358U JPH0430358U JP7217790U JP7217790U JPH0430358U JP H0430358 U JPH0430358 U JP H0430358U JP 7217790 U JP7217790 U JP 7217790U JP 7217790 U JP7217790 U JP 7217790U JP H0430358 U JPH0430358 U JP H0430358U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- cylinder chamber
- piston
- hole
- pressure
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の実施例に係る往復動装置の断
面図、第２図は軸と圧力空間の配置を示す説明図
、第３図は従来例に係る往復動装置の断面図であ
る。
１……シエル、２……ガス栓、３……ハウジン
グ、４……貫通孔、５……ドライバビツト、６…
…軸、７，８，１５，１６，１７……シール、９
……圧力室、１０……シリンダ室、１１，１２…
…空間、１３……ピストン、１４……連通孔。
FIG. 1 is a sectional view of a reciprocating device according to an embodiment of the present invention, FIG. 2 is an explanatory diagram showing the arrangement of a shaft and a pressure space, and FIG. 3 is a sectional view of a reciprocating device according to a conventional example. 1... Shell, 2... Gas cock, 3... Housing, 4... Through hole, 5... Driver bit, 6...
...shaft, 7, 8, 15, 16, 17... seal, 9
...Pressure chamber, 10...Cylinder chamber, 11, 12...
...Space, 13...Piston, 14...Communication hole.
Claims (1)
４に軸６を挿入し、前記軸６の軸方向一端側に圧
力室９を設定し、前記軸６を前記圧力室９内の圧
力に抗して軸方向両端側へ移動させる往復動装置
において、前記貫通孔４の内壁部に凹設されたシ
リンダ室１０と、前記軸６の外周部に凸設され、
前記シリンダ室１０を気密的に往復動するピスト
ン１３と、前記軸６に形成され、前記圧力室９と
前記シリンダ室１０における前記ピストン１３の
軸方向他端側空間１１とを連通させる連通孔１４
と、前記シリンダ室１０の軸方向一端側にあつて
前記ハウジング３の内壁部と前記軸６の外周部と
を封止するシール１６，１７と、を有し、前記軸
６の軸方向一端側の受圧面積Ｄ１と前記ピストン
１３の軸方向他端側の受圧面積Ｄ２とを略等しく
設定してなることを特徴とする往復動装置。 A through hole 4 is formed in the housing 3, a shaft 6 is inserted into the through hole 4, a pressure chamber 9 is set at one end in the axial direction of the shaft 6, and the shaft 6 is moved against the pressure inside the pressure chamber 9. In the reciprocating device for moving the cylinder chamber 10 to both ends in the axial direction, the cylinder chamber 10 is recessed in the inner wall of the through hole 4, and the cylinder chamber 10 is provided in a protruding manner on the outer periphery of the shaft 6.
A piston 13 that reciprocates in the cylinder chamber 10 in an airtight manner, and a communication hole 14 that is formed in the shaft 6 and communicates between the pressure chamber 9 and the space 11 on the other axial end side of the piston 13 in the cylinder chamber 10.
and seals 16 and 17 that are located on one axial end side of the cylinder chamber 10 and seal the inner wall of the housing 3 and the outer circumference of the shaft 6, A reciprocating device characterized in that a pressure receiving area D 1 of the piston 13 and a pressure receiving area D 2 of the other axial end of the piston 13 are set substantially equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7217790U JPH0430358U (en) | 1990-07-06 | 1990-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7217790U JPH0430358U (en) | 1990-07-06 | 1990-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430358U true JPH0430358U (en) | 1992-03-11 |
Family
ID=31609887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7217790U Pending JPH0430358U (en) | 1990-07-06 | 1990-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430358U (en) |
-
1990
- 1990-07-06 JP JP7217790U patent/JPH0430358U/ja active Pending