JPS63193103U - - Google Patents
Info
- Publication number
- JPS63193103U JPS63193103U JP3017987U JP3017987U JPS63193103U JP S63193103 U JPS63193103 U JP S63193103U JP 3017987 U JP3017987 U JP 3017987U JP 3017987 U JP3017987 U JP 3017987U JP S63193103 U JPS63193103 U JP S63193103U
- Authority
- JP
- Japan
- Prior art keywords
- cushion ring
- hydraulic cylinder
- molded
- piston rod
- cylinder according
- 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
- 239000000463 material Substances 0.000 claims 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims 1
- 229920000742 Cotton Polymers 0.000 claims 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 229920001568 phenolic resin Polymers 0.000 claims 1
- 239000005011 phenolic resin Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Landscapes
- Actuator (AREA)
Description
第１図は本考案の一実施例に係る油圧シリンダ
の一部縦断正面図、第２図は他の実施例を部分的
に拡大して示す断面図である。
１……シリンダ、２……ピストンロツド、３…
…ピストン、４……シリンダヘツド、５……クツ
シヨンリング、１０……環状隙間、１７……シリ
ンダボトム、１８……凹部、２０……クツシヨン
リング。
FIG. 1 is a partially longitudinal front view of a hydraulic cylinder according to one embodiment of the present invention, and FIG. 2 is a partially enlarged sectional view of another embodiment. 1...Cylinder, 2...Piston rod, 3...
... Piston, 4 ... Cylinder head, 5 ... Cushion ring, 10 ... Annular gap, 17 ... Cylinder bottom, 18 ... Recess, 20 ... Cushion ring.
Claims (1)
ンロツドにクツシヨンリングを設けると共に、ピ
ストンロツドを挿通させあるいはピストンロツド
の下端を嵌入させる軸封部材にはクツシヨンリン
グと対向する環状隙間あるいは凹部を形成し、前
記クツシヨンリングを熱膨張係数の大きい材料で
成形したことを特徴とする油圧シリンダ。 (2) クツシヨンリングがアルミニユーム系材料
で成形されてなる実用新案登録請求の範囲第１項
記載の油圧シリンダ。 (3) クツシヨンリングが合成樹脂系材料で成形
されてなる実用新案登録請求の範囲第１項記載の
油圧シリンダ。 (4) クツシヨンリングが綿細布を基材としたフ
エノール樹脂で成形されている実用新案登録請求
の範囲第１項記載の油圧シリンダ。[Claims for Utility Model Registration] (1) A cushion ring is provided on the piston rod that is slidably inserted into the cylinder, and a cushion ring is provided on the shaft sealing member into which the piston rod is inserted or the lower end of the piston rod is fitted. 1. A hydraulic cylinder, characterized in that opposing annular gaps or recesses are formed, and the cushion ring is molded from a material with a large coefficient of thermal expansion. (2) The hydraulic cylinder according to claim 1, wherein the cushion ring is formed of an aluminum material. (3) The hydraulic cylinder according to claim 1, wherein the cushion ring is molded from a synthetic resin material. (4) The hydraulic cylinder according to claim 1, wherein the cushion ring is molded from a phenolic resin based on cotton cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3017987U JPS63193103U (en) | 1987-01-23 | 1987-03-02 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP830587 | 1987-01-23 | ||
| JP3017987U JPS63193103U (en) | 1987-01-23 | 1987-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63193103U true JPS63193103U (en) | 1988-12-13 |
Family
ID=33454746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3017987U Pending JPS63193103U (en) | 1987-01-23 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63193103U (en) |
-
1987
- 1987-03-02 JP JP3017987U patent/JPS63193103U/ja active Pending