JPS59128453U - Brake device - Google Patents
Brake deviceInfo
- Publication number
- JPS59128453U JPS59128453U JP2151783U JP2151783U JPS59128453U JP S59128453 U JPS59128453 U JP S59128453U JP 2151783 U JP2151783 U JP 2151783U JP 2151783 U JP2151783 U JP 2151783U JP S59128453 U JPS59128453 U JP S59128453U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- control valve
- brake
- pressure control
- rear wheel
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例を示すエアサーボブレーキ装置
の概要を示すブロック図、第２図は第１図の倍力装置を
示す詳細断面図、第３図は第１図の固定圧力制御弁装置
の詳細断面図、第４図は第１図の可変圧力制御弁の詳細
断面図、第５図はペダル踏力に対するブレーキ力の特性
図、第６図は前後輪ブレーキ力の配分特性図、第７図は
本考案の変形例を示す可変圧力制御弁の詳細断面図であ
る。
１・・・・・・空気圧源、２・・・・・・アキュムレー
タ、３・・・・・・倍力装置、４・・・・・・ペダル、
５・・・・・・マスターシリンダ、６・・・・・・固定
圧力制御弁装置、７・・・・・・前輪ブレーキ、８・・
・・・・可変圧力制御弁、９・・・・・・後輪ブレーキ
、１０・・・・・・車両重量センサ、１１・・・・・・
コント 、５０−ラ、１２・・・・・・駆動装置、６
３．６４・・・・・・圧力制御弁、６５・・・・・・連
通路、６６．６７・・・・・・切換弁。Fig. 1 is a block diagram showing an overview of an air servo brake device showing an embodiment of the present invention, Fig. 2 is a detailed sectional view showing the booster shown in Fig. 1, and Fig. 3 is a fixed pressure control shown in Fig. 1. 4 is a detailed sectional view of the variable pressure control valve of FIG. 1; FIG. 5 is a characteristic diagram of brake force with respect to pedal depression force; FIG. 6 is a characteristic diagram of distribution of brake force between front and rear wheels; FIG. 7 is a detailed sectional view of a variable pressure control valve showing a modification of the present invention. 1... Air pressure source, 2... Accumulator, 3... Booster, 4... Pedal,
5...Master cylinder, 6...Fixed pressure control valve device, 7...Front wheel brake, 8...
...Variable pressure control valve, 9...Rear wheel brake, 10...Vehicle weight sensor, 11...
Control, 50-ra, 12... Drive device, 6
3.64...Pressure control valve, 65...Communication path, 66.67...Switching valve.
Claims (1)
体圧を発生する流体圧発生装置と、上記流体圧発生装置
と上記前輪及び後輪ブレーキとの間に設けられ、ブレー
キ流体圧を制御する複数の特性が異なる圧力制御回路を
有する固定圧力制御弁装置と、上記固定圧力制御弁装置
と後輪ブレーキとの間に設けられ、少なくとも同後輪ブ
レーキ内の圧力に応動して、同圧力が所定の圧力値を超
えると上記後輪ブレーキに供給されるブレーキ流体圧を
低下させる可変圧力制御弁と、車両重量に応じて上記複
数の圧力制御回路のいずれかを選択的に作動させる第１
の手段と、車両重量の変化に対応して、ブレーキ流体圧
の低下が開始される上記圧力値を変化させるように、上
記可変圧力制御弁の作動を制御する第２の手段とを具備
してなることを特徴とするブレーキ装置。A fluid pressure generation device that generates brake fluid pressure for operating a front wheel brake and a rear wheel brake, and a fluid pressure generation device that is provided between the fluid pressure generation device and the front wheel and rear wheel brakes, and has a plurality of characteristics that control the brake fluid pressure. a fixed pressure control valve device having different pressure control circuits; and a fixed pressure control valve device provided between the fixed pressure control valve device and the rear wheel brake, the pressure being adjusted to a predetermined pressure value in response to at least the pressure in the rear wheel brake. a variable pressure control valve that reduces the brake fluid pressure supplied to the rear wheel brake when the pressure exceeds the pressure, and a first variable pressure control valve that selectively operates one of the plurality of pressure control circuits depending on the vehicle weight.
and second means for controlling the operation of the variable pressure control valve so as to change the pressure value at which brake fluid pressure starts to decrease in response to a change in vehicle weight. A brake device characterized by:
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2151783U JPS59128453U (en) | 1983-02-18 | 1983-02-18 | Brake device |
| DE19833329305 DE3329305A1 (en) | 1982-08-14 | 1983-08-12 | Brake system for vehicles |
| DE3347944A DE3347944C2 (en) | 1982-08-14 | 1983-08-12 | Brake system for vehicles |
| US06/536,270 US4565067A (en) | 1982-09-30 | 1983-09-26 | Brake system for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2151783U JPS59128453U (en) | 1983-02-18 | 1983-02-18 | Brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59128453U true JPS59128453U (en) | 1984-08-29 |
| JPH0137964Y2 JPH0137964Y2 (en) | 1989-11-15 |
Family
ID=30152641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2151783U Granted JPS59128453U (en) | 1982-08-14 | 1983-02-18 | Brake device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59128453U (en) |
-
1983
- 1983-02-18 JP JP2151783U patent/JPS59128453U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0137964Y2 (en) | 1989-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59128453U (en) | Brake device | |
| JPS59128454U (en) | Brake device | |
| JPS59131355U (en) | Brake device | |
| JPS59131354U (en) | Brake device | |
| JPS59147657U (en) | Brake device | |
| JPS59147658U (en) | Brake device | |
| JPS59125467U (en) | Brake device | |
| JPS59125464U (en) | Brake device | |
| JPS6141071U (en) | Emergency stop device in actual vehicle crash test | |
| JPS60125266U (en) | Brake hydraulic control device | |
| JPS6345364U (en) | ||
| JPS6247463U (en) | ||
| JPS6045164U (en) | automobile braking device | |
| JPS60103064U (en) | Vehicle brake device | |
| JPH0217473U (en) | ||
| JPS6130570U (en) | Braking hydraulic pressure control device | |
| JPH03125662U (en) | ||
| JPS59120658U (en) | Brake device | |
| JPH02136757U (en) | ||
| JPS607267U (en) | Vehicle emergency stop device | |
| JPS59120659U (en) | Brake device | |
| JPS613162U (en) | hydraulic braking device | |
| JPS6130568U (en) | hydraulic control device | |
| JPS60124774U (en) | vehicle braking system | |
| JPH0185166U (en) |