JPS6146274U - Load responsive hydraulic control valve - Google Patents
Load responsive hydraulic control valveInfo
- Publication number
- JPS6146274U JPS6146274U JP13259884U JP13259884U JPS6146274U JP S6146274 U JPS6146274 U JP S6146274U JP 13259884 U JP13259884 U JP 13259884U JP 13259884 U JP13259884 U JP 13259884U JP S6146274 U JPS6146274 U JP S6146274U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- liquid
- control valve
- hydraulic control
- piston
- 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
- Hydraulic Control Valves For Brake 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図は本考案の荷重応答型液圧制御弁が用いられるブ
レーキ装置のシステム系統図、第２区は本考案の一実施
例を示した断面図、第３図は本考案における昇圧感知ピ
ストンの他のシール構造を示した断面説明図、第４図は
本願考案者等がすでに提案している荷重応答型液圧制御
弁の一例を示した断面図、第５図は第４図の断面部分を
示した側面図、第６図はフロントディスクブレーキとリ
アドラムブレーキにおけるマスク液圧の時間的変化の相
違を示したグラフ図である。
ＩＡ，ＩＢ：ハウジング、２：液圧制御プランジャ、３
：ポペット弁、４：スプリング、５：アクチュエータピ
ストン、６：弁座シート、７：慣性弁、８：差圧弁、９
：昇圧感知ピストン、９ａ：大径部、１１：差圧設定ス
プリング、１２：オリフイス、１３，１５，３３：液通
路、１８：ダミーピストン、２０：ブレーキペダル、２
１：バキュームブースター、２２：マスクシリンダ、２
３．２６，２８，３１：管路、２４，２５：フロントデ
ィスクブレーキ、２７：荷重応答型液圧制御弁、２９，
３０：リアドラムブレーキ、３２：内部通路、３６．３
７，３８．３９：カップシール。Fig. 1 is a system diagram of a brake device in which the load-responsive hydraulic control valve of the present invention is used, Section 2 is a sectional view showing an embodiment of the present invention, and Fig. 3 is the pressure-up sensing piston of the present invention. Fig. 4 is a cross-sectional view showing an example of a load-responsive hydraulic control valve already proposed by the inventors of the present invention, and Fig. 5 is a cross-sectional view of Fig. 4. FIG. 6, which is a side view showing a portion, is a graph diagram showing the difference in temporal changes in mask hydraulic pressure between the front disc brake and the rear drum brake. IA, IB: Housing, 2: Hydraulic pressure control plunger, 3
: Poppet valve, 4: Spring, 5: Actuator piston, 6: Valve seat, 7: Inertia valve, 8: Differential pressure valve, 9
: Pressure increase sensing piston, 9a: Large diameter part, 11: Differential pressure setting spring, 12: Orifice, 13, 15, 33: Liquid passage, 18: Dummy piston, 20: Brake pedal, 2
1: Vacuum booster, 22: Mask cylinder, 2
3.26, 28, 31: Pipe line, 24, 25: Front disc brake, 27: Load responsive hydraulic pressure control valve, 29,
30: Rear drum brake, 32: Internal passage, 36.3
7, 38.39: Cup seal.
Claims (1)
タピストンに液圧を封じ込め、該封じ込め減圧に応じた
アクチュエータピストンの移動によるスプリング圧縮で
液圧制御弁にスブリット点を設定し、前記慣性弁からア
クチュエータピストンへの液通路に差圧弁を一体に備え
た昇圧感知ピストンを設け、該昇圧感知ピストンは大径
部の両側に形成した液室をオリフイスで連通し、′マス
タシリンダで発生させたマスク液圧の昇圧速度に応じた
差圧を該オリフイスで発生させると共に、前記昇圧感知
ピストンの大径部に形成した液室にフロント系統のマス
ク液圧を供給し、その他の部位にリア系統のマスク液圧
を供給したことを特徴とする荷重応答型液圧制御弁。When the set deceleration is obtained, the inertia valve operates to seal in the hydraulic pressure in the actuator piston, and the spring compression caused by the movement of the actuator piston in response to the reduced pressure sets the split point in the hydraulic control valve, and the inertia valve A pressure increase sensing piston integrally equipped with a differential pressure valve is provided in the liquid passage from the to the actuator piston, and the pressure increase sensing piston communicates liquid chambers formed on both sides of the large diameter part with an orifice, and the mask generated by the master cylinder A differential pressure corresponding to the rate of increase in liquid pressure is generated in the orifice, and the front system mask liquid pressure is supplied to the liquid chamber formed in the large diameter part of the pressure increase sensing piston, and the rear system mask liquid pressure is supplied to other parts. A load-responsive hydraulic control valve characterized by supplying hydraulic pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13259884U JPS6146274U (en) | 1984-08-31 | 1984-08-31 | Load responsive hydraulic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13259884U JPS6146274U (en) | 1984-08-31 | 1984-08-31 | Load responsive hydraulic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6146274U true JPS6146274U (en) | 1986-03-27 |
Family
ID=30691159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13259884U Pending JPS6146274U (en) | 1984-08-31 | 1984-08-31 | Load responsive hydraulic control valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6146274U (en) |
-
1984
- 1984-08-31 JP JP13259884U patent/JPS6146274U/en active Pending
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