JPH02105065U - - Google Patents
Info
- Publication number
- JPH02105065U JPH02105065U JP1369989U JP1369989U JPH02105065U JP H02105065 U JPH02105065 U JP H02105065U JP 1369989 U JP1369989 U JP 1369989U JP 1369989 U JP1369989 U JP 1369989U JP H02105065 U JPH02105065 U JP H02105065U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- master cylinder
- hollow part
- groove
- cross
- 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
- Transmission Of Braking Force In Braking Systems (AREA)
Description
第１図は本考案に係るマスタシリンダを示した
縦断面図、第２図はそのピストンの形状を概念的
に示した正面図および縦断面図、第３図はそのピ
ストンの他の実施例を示した正面図および縦断面
図、第４図は従来のマスタシリンダを示した縦断
面図である。
３０……マスタシリンダ、３１……シリンダハ
ウジング、３２……ボデイ本体、３３……キヤツ
プ、３５……ピストンガイド、３５ａ……オイル
通路、３６……スリーブ、３７……ピストンガイ
ド、３７ａ……オイル通路、３９，４０……ピス
トン、３９ａ，４０ａ……溝、３９ｂ，４０ｂ…
…底面、３９ｃ，４０ｃ……オイル通路、３９ｄ
，４０ｄ……側面、４１，４２……スプリング、
４３，４４……圧力室、４３ａ，４４ａ……中空
部、４５，４６……オイル通路、４７……オイル
リザーバ、４７ａ，４７ｂ……オイル通路、４８
，４９……ポート。
Fig. 1 is a vertical cross-sectional view showing a master cylinder according to the present invention, Fig. 2 is a front view and longitudinal cross-sectional view conceptually showing the shape of the piston, and Fig. 3 shows another embodiment of the piston. FIG. 4 is a longitudinal sectional view showing a conventional master cylinder. 30...Master cylinder, 31...Cylinder housing, 32...Body main body, 33...Cap, 35...Piston guide, 35a...Oil passage, 36...Sleeve, 37...Piston guide, 37a...Oil Passage, 39, 40...Piston, 39a, 40a...Groove, 39b, 40b...
...bottom, 39c, 40c...oil passage, 39d
, 40d... side, 41, 42... spring,
43, 44...pressure chamber, 43a, 44a...hollow part, 45, 46...oil passage, 47...oil reservoir, 47a, 47b...oil passage, 48
,49...Port.
Claims (1)
部にリターンスプリングの一部を収容させたマス
タシリンダにおいて、上記中空部の周壁に軸方向
へ延びる溝を形成するとともに、該溝をその断面
積がピストンの先端に向かつて拡大するように形
成したことを特徴とするマスタシリンダ。 In a master cylinder that uses a cylindrical piston and has a part of the return spring accommodated in the hollow part of the piston, a groove extending in the axial direction is formed in the circumferential wall of the hollow part, and the groove has a cross-sectional area of A master cylinder characterized by being formed so as to expand toward the tip of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1369989U JPH02105065U (en) | 1989-02-08 | 1989-02-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1369989U JPH02105065U (en) | 1989-02-08 | 1989-02-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105065U true JPH02105065U (en) | 1990-08-21 |
Family
ID=31224230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1369989U Pending JPH02105065U (en) | 1989-02-08 | 1989-02-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001039292A (en) * | 1999-07-30 | 2001-02-13 | Tokico Ltd | Plunger master cylinder |
-
1989
- 1989-02-08 JP JP1369989U patent/JPH02105065U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001039292A (en) * | 1999-07-30 | 2001-02-13 | Tokico Ltd | Plunger master cylinder |