JPS60118007U - Piston cushion seal device - Google Patents
Piston cushion seal deviceInfo
- Publication number
- JPS60118007U JPS60118007U JP701184U JP701184U JPS60118007U JP S60118007 U JPS60118007 U JP S60118007U JP 701184 U JP701184 U JP 701184U JP 701184 U JP701184 U JP 701184U JP S60118007 U JPS60118007 U JP S60118007U
- Authority
- JP
- Japan
- Prior art keywords
- cushion seal
- cushion
- piston
- head
- groove
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図Ａ並びに第１図Ｂは従来のクッション装置を示す
説明図、第２図Ａ並びに第２図Ｂは本考案に係るクッシ
ョン装置を示す説明図、第３図、。
第４図Ａ１第４図８１第４図Ｃは本考案において使用す
るクッションシールを示す説明図、第′５図は本考案の
別実施例を示す説明図である。
図において、１はヘッド、２はガイド孔、３は溝、４は
クッションシール、４０．・・・、４００・・・は連通
溝または孔、５はクッションカラー、ｅ・ｅは溝または
孔の両端位置である。
→Ｘ２
ヤ２−図Ｂ1A and 1B are explanatory views showing a conventional cushion device, and FIGS. 2A and 2B are explanatory views showing a cushion device according to the present invention, and FIG. FIG. 4A1 FIG. 481 FIG. 4C is an explanatory diagram showing a cushion seal used in the present invention, and FIG. 5 is an explanatory diagram showing another embodiment of the present invention. In the figure, 1 is a head, 2 is a guide hole, 3 is a groove, 4 is a cushion seal, 40. . . , 400 . . . are communicating grooves or holes, 5 is a cushion collar, and ee and e are both end positions of the grooves or holes. →X2 Y2-Figure B
Claims (1)
ッションカラーを案内するガイド孔を設け、このガイド
孔の人口に近い箇所の内周面に溝を設け、上記クッショ
ンカラーを挿通せるクッションシールを上記の溝に摺動
自在に装着し、上記ヘッドのピストン室に臨むベッド前
面と上記ガイド孔とを連通せるバイパス路を上記ヘッド
に設け、このバイパス路の途中に絞り弁を設けてなるク
ッションシール装置において、上記のクッションシール
は、端面に連通し、少なくともその一端はクッションシ
ール内周側に近い箇所に開口する複数の連通路を設け、
上記溝の前側面の内周面側はクッションシールが該前側
面に当接しても上記連通路のうちの少なくともひとつが
ピストン室側に連通ずるよう面取りしたことを特徴とす
るピストンのクッションシール装置。A guide hole is provided in the head at the end of the piston chamber to guide a cushion collar provided integrally with the piston, and a groove is provided on the inner circumferential surface of the guide hole at a location close to the population to provide a cushion seal through which the cushion collar can be inserted. A cushion seal that is slidably mounted in the groove, and has a bypass path provided in the head to communicate the guide hole with the front surface of the bed facing the piston chamber of the head, and a throttle valve provided in the middle of the bypass path. In the device, the cushion seal has a plurality of communication passages that communicate with the end face, at least one end of which opens at a location close to the inner circumference of the cushion seal,
A cushion seal device for a piston, wherein the inner peripheral surface of the front surface of the groove is chamfered so that at least one of the communication passages communicates with the piston chamber even if the cushion seal contacts the front surface. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP701184U JPS60118007U (en) | 1984-01-20 | 1984-01-20 | Piston cushion seal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP701184U JPS60118007U (en) | 1984-01-20 | 1984-01-20 | Piston cushion seal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60118007U true JPS60118007U (en) | 1985-08-09 |
Family
ID=30484975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP701184U Pending JPS60118007U (en) | 1984-01-20 | 1984-01-20 | Piston cushion seal device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60118007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3943758A1 (en) * | 2020-07-22 | 2022-01-26 | SMC Corporation | Fluid pressure cylinder |
| WO2022083811A1 (en) * | 2020-10-19 | 2022-04-28 | Bümach Engineering International B.V. | Working cylinder with end-position damping, and damping piston ring |
-
1984
- 1984-01-20 JP JP701184U patent/JPS60118007U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3943758A1 (en) * | 2020-07-22 | 2022-01-26 | SMC Corporation | Fluid pressure cylinder |
| JP2022021612A (en) * | 2020-07-22 | 2022-02-03 | Smc株式会社 | Fluid pressure cylinder |
| US11493064B2 (en) | 2020-07-22 | 2022-11-08 | Smc Corporation | Fluid pressure cylinder |
| WO2022083811A1 (en) * | 2020-10-19 | 2022-04-28 | Bümach Engineering International B.V. | Working cylinder with end-position damping, and damping piston ring |
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