JPH0338455U - - Google Patents
Info
- Publication number
- JPH0338455U JPH0338455U JP9890089U JP9890089U JPH0338455U JP H0338455 U JPH0338455 U JP H0338455U JP 9890089 U JP9890089 U JP 9890089U JP 9890089 U JP9890089 U JP 9890089U JP H0338455 U JPH0338455 U JP H0338455U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- nut
- counterbore hole
- end surface
- mounting structure
- 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
Landscapes
- Actuator (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図はこの考案の第１実施例が適用された油
圧シリンダの半断面図、第２図はこの考案の第２
３施例が適用された油圧シリンダの半断面図、第
３図は第２図における矢視図、第４〜第６図は
それぞれ従来の代表的なピストンの取付構造を示
した油圧シリンダの半断面図である。
１，１′……ピストン、４……ピストンロツド
、７……おねじ、８，８′……ナツト、９……ピ
ストンの外端面、１０，１０′……ナツトの前部
、１１，１１′……座ぐり穴、１２……ナツトの
内端面、１３……座ぐり穴の座面。
Fig. 1 is a half-sectional view of a hydraulic cylinder to which the first embodiment of this invention is applied, and Fig. 2 is a half-sectional view of a hydraulic cylinder to which the first embodiment of this invention is applied.
3 is a half-sectional view of a hydraulic cylinder to which the third embodiment is applied, FIG. 3 is a view taken along the arrow in FIG. 2, and FIGS. 4 to 6 are half-sectional views of a hydraulic cylinder showing typical conventional piston mounting structures. FIG. 1, 1'... Piston, 4... Piston rod, 7... Male thread, 8, 8'... Nut, 9... Outer end surface of piston, 10, 10'... Front part of nut, 11, 11' ...Counterbore hole, 12...Inner end surface of nut, 13...Seat surface of counterbore hole.
Claims (1)
て取り付けるピストンの取付構造において、 前記ピストンの軸芯上の外端面に、前記ナツト
の外形部との寸法差が僅かな座ぐり穴を設けると
ともに、前記ピストンロツドのおねじに螺着され
た前記ナツトを前記ピストンの座ぐり穴に嵌め込
み、前記ナツトの内端面を前記座ぐり穴の座面に
当接させたことを特徴とするピストンの取付構造
。[Claims for Utility Model Registration] In a piston mounting structure in which a piston is attached to a piston rod by tightening a nut, a counterbore hole is provided on the outer end surface on the axis of the piston with a slight difference in dimension from the outer shape of the nut. and the nut screwed onto the male thread of the piston rod is fitted into the counterbore hole of the piston, and the inner end surface of the nut is brought into contact with the seat surface of the counterbore hole. Mounting structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9890089U JPH0338455U (en) | 1989-08-24 | 1989-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9890089U JPH0338455U (en) | 1989-08-24 | 1989-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0338455U true JPH0338455U (en) | 1991-04-15 |
Family
ID=31647979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9890089U Pending JPH0338455U (en) | 1989-08-24 | 1989-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0338455U (en) |
-
1989
- 1989-08-24 JP JP9890089U patent/JPH0338455U/ja active Pending