JPS61112103U - - Google Patents
Info
- Publication number
- JPS61112103U JPS61112103U JP19859184U JP19859184U JPS61112103U JP S61112103 U JPS61112103 U JP S61112103U JP 19859184 U JP19859184 U JP 19859184U JP 19859184 U JP19859184 U JP 19859184U JP S61112103 U JPS61112103 U JP S61112103U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- ring
- hydraulic cylinder
- shaped member
- protrusion
- 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
- 239000000428 dust Substances 0.000 claims description 2
Landscapes
- Actuator (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案油圧シリンダの第１実施例を示
す一部断面図、第２図は同第２実施例を示す一部
断面図、第３図は従来の油圧シリンダを示す一部
断面図である。
１……シリンダチユーブ、２……ピストン、３
……ピストンロツド、７，８……ダストリング（
リング状部材）、７ａ，８ａ……突起部。
Fig. 1 is a partial sectional view showing a first embodiment of the hydraulic cylinder of the present invention, Fig. 2 is a partial sectional view showing the second embodiment, and Fig. 3 is a partial sectional view showing a conventional hydraulic cylinder. It is. 1...Cylinder tube, 2...Piston, 3
...Piston rod, 7, 8...Dust ring (
ring-shaped member), 7a, 8a... protrusion.
Claims (1)
摺動自在に嵌入し、このピストン端部に弾性体の
リング状部材を装着して成る油圧シリンダにおい
て、前記リング状部材にピストン端面までのピス
トン外周部を被覆する突起部を設け、この突起部
の厚みを、ピストンの最大偏心量以上とした油圧
シリンダ。 (2) 前記リング状部材を、ダストリングとした
実用新案登録請求の範囲第１項記載の油圧シリン
ダ。 (3) 前記リング状部材を、ウエアリングとした
実用新案登録請求の範囲第１項記載の油圧シリン
ダ。[Claims for Utility Model Registration] (1) A hydraulic cylinder in which a piston is slidably fitted in the axial direction of a cylinder tube, and an elastic ring-shaped member is attached to the end of the piston. A hydraulic cylinder in which a member is provided with a protrusion that covers the outer periphery of the piston up to the end face of the piston, and the thickness of the protrusion is greater than or equal to the maximum eccentricity of the piston. (2) The hydraulic cylinder according to claim 1, wherein the ring-shaped member is a dust ring. (3) The hydraulic cylinder according to claim 1, wherein the ring-shaped member is a wear ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984198591U JPH0314563Y2 (en) | 1984-12-26 | 1984-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984198591U JPH0314563Y2 (en) | 1984-12-26 | 1984-12-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61112103U true JPS61112103U (en) | 1986-07-16 |
| JPH0314563Y2 JPH0314563Y2 (en) | 1991-04-02 |
Family
ID=30757721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984198591U Expired JPH0314563Y2 (en) | 1984-12-26 | 1984-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0314563Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067783A (en) * | 2019-05-17 | 2019-07-30 | 徐州徐工液压件有限公司 | A kind of engineering machinery hydraulic cylinder piston structure with two-step throttle pooling feature |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50125691U (en) * | 1974-04-01 | 1975-10-15 | ||
| JPS5580505U (en) * | 1978-11-30 | 1980-06-03 | ||
| JPS5992206U (en) * | 1982-12-13 | 1984-06-22 | カヤバ工業株式会社 | hydraulic cylinder |
-
1984
- 1984-12-26 JP JP1984198591U patent/JPH0314563Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50125691U (en) * | 1974-04-01 | 1975-10-15 | ||
| JPS5580505U (en) * | 1978-11-30 | 1980-06-03 | ||
| JPS5992206U (en) * | 1982-12-13 | 1984-06-22 | カヤバ工業株式会社 | hydraulic cylinder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067783A (en) * | 2019-05-17 | 2019-07-30 | 徐州徐工液压件有限公司 | A kind of engineering machinery hydraulic cylinder piston structure with two-step throttle pooling feature |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0314563Y2 (en) | 1991-04-02 |