JPS60183658U - Anti-skid type hydraulic brake device for automobiles - Google Patents
Anti-skid type hydraulic brake device for automobilesInfo
- Publication number
- JPS60183658U JPS60183658U JP7147284U JP7147284U JPS60183658U JP S60183658 U JPS60183658 U JP S60183658U JP 7147284 U JP7147284 U JP 7147284U JP 7147284 U JP7147284 U JP 7147284U JP S60183658 U JPS60183658 U JP S60183658U
- Authority
- JP
- Japan
- Prior art keywords
- brake
- cylinder
- brake cylinder
- valve
- pressure
- 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
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図は本考案の一実施例である液圧ブレーキ装置を示
す回路図であり、第2図、第3図および第4図はそれぞ
れ第1図におけるリザーバ、切換弁および絞り切換弁を
模型的に示す正面断面図である。第5図は第4図の絞り
切換弁の作用を示すグラフである。
(50,52:リヤホイールシリンダ、58゜60:フ
ロントホイールシリンダ)(ブレーキシリンダ)、62
:切換弁、64:電磁制御弁、74:絞り切換弁、76
:リザーバ通路、78:リザーバ、88:ポンプ、92
:ポンプ通路、96:コントローラ、134:ノ為つジ
ング、136:ピストン、146:空気室、152:第
一絞り、154:第二絞り、156:弁座、160:弁
子、162ニスプリング、164:制御通路。FIG. 1 is a circuit diagram showing a hydraulic brake device that is an embodiment of the present invention, and FIGS. 2, 3, and 4 are models of the reservoir, switching valve, and throttle switching valve in FIG. 1, respectively. FIG. FIG. 5 is a graph showing the operation of the throttle switching valve shown in FIG. (50, 52: Rear wheel cylinder, 58° 60: Front wheel cylinder) (Brake cylinder), 62
: Switching valve, 64: Solenoid control valve, 74: Throttle switching valve, 76
: Reservoir passage, 78: Reservoir, 88: Pump, 92
: pump passage, 96: controller, 134: no-metsujingu, 136: piston, 146: air chamber, 152: first throttle, 154: second throttle, 156: valve seat, 160: valve element, 162 spring, 164: Control passage.
Claims (2)
発生させるマスクシリンダと、 車輪の回転を抑制するブレーキを作動させるブレーキシ
リンダと、 マスクシリンダに発生したブレーキ液圧をブレーキシリ
ンダに導く主液通路と、 その主液通路の途中に設けられ、ブレーキシリンダをマ
スクシリンダに連通させてブレーキシリンダ液圧の上昇
を許容する昇圧許容状態と、ブレーキシリンダをリザー
バに連通させてブレーキシリンダ液圧の下降を許容する
降圧許容状態とに切換えが可能な電磁制御弁と、前記車
輪のスリップ率が適正範囲となるように電磁制御弁養制
御するコントローラと、前記リザーバからブレーキ液を
汲み上げて前記主液通路のマスクシリンダと電磁制御弁
とをつなぐ部分に供給するポンプと を含む自動車用アンチスキッド型液圧ブレーキ装置にお
いて、 前記電磁制御弁とリザーバとをつなぐリザーバ通路の途
中に第一絞りを設けるとともに、その第一絞りに対して
並列に第二絞りを備えたバイアパス通路を設け、かつ、
そのバイパス通路に前記リザーバ通路の前記第一絞りお
よび第二絞りより前記ブレーキシリンダ側の部分の液圧
が設定値以下である状態では開き、設定値を超えた状態
では閉じるカット弁を設けたことを特徴とするアンチス
キッド装置。(1) A mask cylinder that generates brake fluid pressure in response to the operation of the brake operating member, a brake cylinder that operates the brake that suppresses wheel rotation, and a main fluid that guides the brake fluid pressure generated in the mask cylinder to the brake cylinder. passage, and a pressure increase permissible state that is provided in the middle of the main fluid passage and allows the brake cylinder to communicate with the mask cylinder to allow the brake cylinder fluid pressure to rise, and a pressure rise permit state that allows the brake cylinder to communicate with the reservoir to allow the brake cylinder fluid pressure to decrease. an electromagnetic control valve that can be switched to a pressure drop permissible state that allows the brake fluid to fall; a controller that controls the electromagnetic valve so that the slip rate of the wheels falls within an appropriate range; An anti-skid type hydraulic brake system for an automobile including a pump supplied to a portion connecting a mask cylinder and an electromagnetic control valve, wherein a first throttle is provided in the middle of a reservoir passage connecting the electromagnetic control valve and the reservoir; A bypass passage including a second throttle is provided in parallel with the first throttle, and
A cut valve is provided in the bypass passage, which opens when the hydraulic pressure in a portion of the reservoir passage closer to the brake cylinder than the first and second throttles is below a set value, and closes when the hydraulic pressure exceeds the set value. An anti-skid device featuring:
を備えたノ1ウジングと、 前記大径穴部と小径穴部とにそれぞれ液密がつ摺動可能
に嵌合する大径部と小径部とを有し、それら大径部と小
径部との境に形成された段付部と前記ハウジングの段付
部との間に空気室を形成するとともに、大径部と小径部
との端面にそれぞれ前記バイパス通路の前記ブレーキシ
リンダ側の部分の液圧を受けるピストンと、そのピスト
ンを前記空気室の面積が増大する方向に付勢するスプリ
ングと、 前記ピストンの小径部側に設けられてピストンと共に移
動する弁子と、 その弁子に対向して前記ハウジングに設けられ、弁子と
共同して前記バイパス通路を遮断する弁座と を含むものである実用新案登録請求の範囲第1項記載の
液圧ブレーキ装置。(2) The cut valve has a mounting hole having a large-diameter hole and a small-diameter hole with the stepped portion as a boundary, and the large-diameter hole and the small-diameter hole are each liquid-tight. It has a large diameter part and a small diameter part that are slidably fitted together, and an air chamber is formed between the stepped part formed at the boundary between the large diameter part and the small diameter part and the stepped part of the housing. and a piston that receives hydraulic pressure from a portion of the bypass passage on the brake cylinder side, respectively, on the end faces of the large diameter portion and the small diameter portion, and urges the piston in a direction to increase the area of the air chamber. a spring; a valve element provided on the small diameter side of the piston and moved together with the piston; and a valve seat provided in the housing opposite to the valve element and working together with the valve element to shut off the bypass passage. A hydraulic brake device according to claim 1 of the utility model registration claim.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7147284U JPS60183658U (en) | 1984-05-16 | 1984-05-16 | Anti-skid type hydraulic brake device for automobiles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7147284U JPS60183658U (en) | 1984-05-16 | 1984-05-16 | Anti-skid type hydraulic brake device for automobiles |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60183658U true JPS60183658U (en) | 1985-12-05 |
JPH0423718Y2 JPH0423718Y2 (en) | 1992-06-03 |
Family
ID=30608998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7147284U Granted JPS60183658U (en) | 1984-05-16 | 1984-05-16 | Anti-skid type hydraulic brake device for automobiles |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60183658U (en) |
-
1984
- 1984-05-16 JP JP7147284U patent/JPS60183658U/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0423718Y2 (en) | 1992-06-03 |
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