JPS6248869U - - Google Patents
Info
- Publication number
- JPS6248869U JPS6248869U JP14190385U JP14190385U JPS6248869U JP S6248869 U JPS6248869 U JP S6248869U JP 14190385 U JP14190385 U JP 14190385U JP 14190385 U JP14190385 U JP 14190385U JP S6248869 U JPS6248869 U JP S6248869U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- valve
- pressure chamber
- hydraulic pressure
- chamber side
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims 2
Landscapes
- Transmission Of Braking Force In Braking Systems (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
第１図はこの考案の一実施例の全体的な構成を
示す断面図、第２図はその要部を拡大して示す図
、第３図はこの考案の他の実施例を示す部分図で
ある。
１０……マスタシリンダ、１２……シリンダ孔
、１６……シリンダ本体、１８……ピストン、１
８ａ……ピストン端面、２０……液圧室、２４，
２６，２８……通路、５０……弁装置、５２……
ケーシング、５４……弁体、５６……弁ばね、６
２……開弁装置、６４……突起。
Fig. 1 is a cross-sectional view showing the overall structure of one embodiment of this invention, Fig. 2 is an enlarged view of its main parts, and Fig. 3 is a partial view showing another embodiment of this invention. be. 10... Master cylinder, 12... Cylinder hole, 16... Cylinder body, 18... Piston, 1
8a... Piston end surface, 20... Hydraulic pressure chamber, 24,
26, 28... passage, 50... valve device, 52...
Casing, 54... Valve body, 56... Valve spring, 6
2...Valve opening device, 64...Protrusion.
Claims (1)
ダ孔に摺動自在に挿入して液圧室を形成するピス
トンと、該ピストンに設けられ当該ピストンの液
圧室側端部で一端を開口させ他端を作動液リザー
バへの液路に連絡した通路と、該通路を閉鎖可能
な弁装置と、該弁装置を前記ピストンが非作動位
置にあるとき開弁させる開弁装置とを有し、前記
弁装置は、前記ピストンの液圧室側端部に嵌合し
た略コツプ状のケーシングと、該ケーシングの内
部に配置され前記ピストンの液圧室側端部の端面
を弁座として着座可能な弁体と、該弁体と前記ケ
ーシングとの間に張設され当該弁体を前記弁座に
向けて付勢する弁ばねとを備えたセンターバルブ
型マスタシリンダにおいて、前記ピストンの弁座
とする端面の周縁部に、液圧室側に突出した突起
を形成したセンターバルブ型マスタシリンダ。 A cylinder body having a cylinder hole formed therein, a piston that is slidably inserted into the cylinder hole to form a hydraulic pressure chamber, and a piston that is provided on the piston and has one end opened at the end of the piston on the hydraulic pressure chamber side and the other end opened. a passage communicating with a fluid path to a hydraulic fluid reservoir; a valve device capable of closing the passage; and a valve opening device opening the valve device when the piston is in an inoperative position; The above-mentioned includes: a substantially cup-shaped casing fitted to an end of the piston on the hydraulic pressure chamber side; and a valve body disposed inside the casing and capable of being seated on an end surface of the end of the piston on the hydraulic pressure chamber side as a valve seat. , a center valve type master cylinder comprising a valve spring stretched between the valve body and the casing and biasing the valve body toward the valve seat, the periphery of the end face of the piston serving as the valve seat; A center valve type master cylinder with a protrusion that protrudes toward the hydraulic pressure chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985141903U JPH0423720Y2 (en) | 1985-09-17 | 1985-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985141903U JPH0423720Y2 (en) | 1985-09-17 | 1985-09-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6248869U true JPS6248869U (en) | 1987-03-26 |
| JPH0423720Y2 JPH0423720Y2 (en) | 1992-06-03 |
Family
ID=31050123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985141903U Expired JPH0423720Y2 (en) | 1985-09-17 | 1985-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423720Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932562U (en) * | 1982-08-27 | 1984-02-29 | 日信工業株式会社 | Master cylinder central relief port valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932562B2 (en) * | 1977-10-04 | 1984-08-09 | 三菱レイヨン株式会社 | Hollow fibrous membrane and its manufacturing method |
-
1985
- 1985-09-17 JP JP1985141903U patent/JPH0423720Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932562U (en) * | 1982-08-27 | 1984-02-29 | 日信工業株式会社 | Master cylinder central relief port valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0423720Y2 (en) | 1992-06-03 |
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