JPS61107672U - - Google Patents
Info
- Publication number
- JPS61107672U JPS61107672U JP1984193508U JP19350884U JPS61107672U JP S61107672 U JPS61107672 U JP S61107672U JP 1984193508 U JP1984193508 U JP 1984193508U JP 19350884 U JP19350884 U JP 19350884U JP S61107672 U JPS61107672 U JP S61107672U
- Authority
- JP
- Japan
- Prior art keywords
- sealing member
- inner peripheral
- annular groove
- pointed
- shaped part
- 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
- 238000007789 sealing Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 4
Landscapes
- Braking Systems And Boosters (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案の一実施例を示す密封部材の一
部省略断面図、第２図はその密封部材が取り付け
られた状態を示す要部の断面図、第３図はその密
封部材が取り付けられた気圧倍力装置及びマスタ
シリンダの縦断面図、第４図は従来の密封部材の
一例を示す一部省略断面図、第５図はその従来の
密封部材が取り付けられた状態を示す要部の断面
図、第６図は従来の密封部材の他の例を示す一部
省略断面図、第７図はその従来の密封部材の他の
例を示す第５図同様の図である。
１２……装置本体、１６……密封部材（シール
リング）、１７……マスタシリンダ、２０……パ
ワーピストン、２１……フロント室、２２……リ
ア室、２３……リアクシヨンデイスク、２６……
入力軸、２７……出力軸、２９……溝、２９ａ…
…内周面、３２……Ｖ字形部、３３……尖り部、
３４……膨出部、３５……連接部、３６……隙間
。
Fig. 1 is a partially omitted sectional view of a sealing member showing an embodiment of the present invention, Fig. 2 is a sectional view of the main part showing the state in which the sealing member is attached, and Fig. 3 is a sectional view with the sealing member attached. FIG. 4 is a partially omitted sectional view showing an example of a conventional sealing member, and FIG. 5 is a main part showing a state in which the conventional sealing member is attached. 6 is a partially omitted sectional view showing another example of the conventional sealing member, and FIG. 7 is a view similar to FIG. 5 showing another example of the conventional sealing member. 12...Device main body, 16...Sealing member (seal ring), 17...Master cylinder, 20...Power piston, 21...Front chamber, 22...Rear chamber, 23...Reaction disk, 26...
Input shaft, 27... Output shaft, 29... Groove, 29a...
...Inner peripheral surface, 32...V-shaped part, 33...Pointed part,
34...Bulging part, 35...Connecting part, 36...Gap.
Claims (1)
ダの端面に形成された環状の溝に嵌入された弾性
を有するリング状の密封部材を介して取り付けた
気圧倍力装置において、前記密封部材の断面形状
を、前記環状の溝の内周側に尖り部を位置させた
Ｖ字形部と、該Ｖ字形部の尖り部から前記環状の
溝の内周側に膨出して前記溝の内周面に嵌合した
膨出部とからなり該膨出部と前記尖り部との連接
部をくびれさせた形状としたことを特徴とする気
圧倍力装置における密封部材。 In a pressure booster in which a master cylinder is attached to the device main body via an elastic ring-shaped sealing member fitted into an annular groove formed in an end surface of the master cylinder, the cross-sectional shape of the sealing member is a V-shaped part having a pointed part located on the inner peripheral side of the annular groove; and a V-shaped part that bulges from the pointed part of the V-shaped part to the inner peripheral side of the annular groove and fits into the inner peripheral surface of the groove. 1. A sealing member for an air pressure booster, comprising a bulge, and a connecting portion between the bulge and the pointed portion is constricted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984193508U JPS61107672U (en) | 1984-12-20 | 1984-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984193508U JPS61107672U (en) | 1984-12-20 | 1984-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61107672U true JPS61107672U (en) | 1986-07-08 |
Family
ID=30750931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984193508U Pending JPS61107672U (en) | 1984-12-20 | 1984-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61107672U (en) |
-
1984
- 1984-12-20 JP JP1984193508U patent/JPS61107672U/ja active Pending
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