JPS5854363U - Master cylinder residual pressure mechanism - Google Patents
Master cylinder residual pressure mechanismInfo
- Publication number
- JPS5854363U JPS5854363U JP14924681U JP14924681U JPS5854363U JP S5854363 U JPS5854363 U JP S5854363U JP 14924681 U JP14924681 U JP 14924681U JP 14924681 U JP14924681 U JP 14924681U JP S5854363 U JPS5854363 U JP S5854363U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- fluid
- pressure mechanism
- residual pressure
- generation chamber
- 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)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の残圧機構を設けられたマスタシリンダの
要部を断面して示す図、第２図はこの考案の一実施例に
かかるマスクシリンダの残圧機構 ５を断面して示す図
、第３図は第２図に示したマスタシリンダの残圧機構に
おける空気抜き弁を詳示する断面図、第４図乃至第６図
は第２図に示したマスクシリンダの残圧機構の作動をブ
レーキ液お ゝ°゛よび空気の流動を矢印で示した
断面図である。
１・・・液圧発生室、６・・・連通孔、１１・・・連通
室、１２・・・保持体、１３・・・スプリング、１４・
・・弁体、１５・・・液圧供給孔、１６・・・弁室、１
７・・・流路、１８・・・スプール、１９・・・弾性室
（弾性体）、２０・・・空気抜き弁。FIG. 1 is a cross-sectional view of a main part of a master cylinder equipped with a conventional residual pressure mechanism, and FIG. 2 is a cross-sectional view of a residual pressure mechanism 5 of a mask cylinder according to an embodiment of the present invention. , FIG. 3 is a sectional view showing in detail the air vent valve in the master cylinder residual pressure mechanism shown in FIG. 2, and FIGS. 4 to 6 show the operation of the mask cylinder residual pressure mechanism shown in FIG. FIG. 3 is a cross-sectional view showing the flow of brake fluid and air with arrows. DESCRIPTION OF SYMBOLS 1... Fluid pressure generation chamber, 6... Communication hole, 11... Communication chamber, 12... Holder, 13... Spring, 14...
... Valve body, 15 ... Hydraulic pressure supply hole, 16 ... Valve chamber, 1
7... Channel, 18... Spool, 19... Elastic chamber (elastic body), 20... Air vent valve.
Claims (1)
ールシリンダ側につながる液圧供給孔との間に設けた連
通室内にて弾性体にて液圧供給孔側に付勢され、連通孔
から液圧供給孔へのブレーキ液流を許容するチェックバ
ルブを有するマスクシリンダの残圧機構において、前記
チェックバルブをバイパスして前記液圧発生室側とホイ
ールシリンダ側とを連通ずるバイパス通路を設け、該バ
イパス通路に液圧発生室側の圧力がほぼ大気圧以下の所
定圧力になった時のみ開状態とする空気抜き弁を設けた
ことを特徴とするマスクシリンダの残圧機構。In the communication chamber provided between the communication hole connected to the hydraulic pressure generation chamber side of the mask cylinder and the hydraulic pressure supply hole connected to the wheel cylinder side, the fluid is urged toward the hydraulic pressure supply hole side by an elastic body, and the liquid is discharged from the communication hole. In a mask cylinder residual pressure mechanism having a check valve that allows brake fluid to flow to a pressure supply hole, a bypass passage is provided that bypasses the check valve and communicates the fluid pressure generation chamber side with the wheel cylinder side, and A residual pressure mechanism for a mask cylinder, characterized in that a bypass passage is provided with an air vent valve that is opened only when the pressure on the side of a fluid pressure generation chamber reaches a predetermined pressure that is substantially below atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14924681U JPS5854363U (en) | 1981-10-07 | 1981-10-07 | Master cylinder residual pressure mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14924681U JPS5854363U (en) | 1981-10-07 | 1981-10-07 | Master cylinder residual pressure mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5854363U true JPS5854363U (en) | 1983-04-13 |
Family
ID=29942021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14924681U Pending JPS5854363U (en) | 1981-10-07 | 1981-10-07 | Master cylinder residual pressure mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5854363U (en) |
-
1981
- 1981-10-07 JP JP14924681U patent/JPS5854363U/en active Pending
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