JPH0196368U - - Google Patents
Info
- Publication number
- JPH0196368U JPH0196368U JP19311987U JP19311987U JPH0196368U JP H0196368 U JPH0196368 U JP H0196368U JP 19311987 U JP19311987 U JP 19311987U JP 19311987 U JP19311987 U JP 19311987U JP H0196368 U JPH0196368 U JP H0196368U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pressure
- control device
- output
- brake
- brake cylinder
- 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
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 208000032368 Device malfunction Diseases 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Hydraulic Control Valves For Brake Systems (AREA)
Description
第１図は本考案の一実施例であるブレーキ液圧
制御装置を含む液圧ブレーキ装置の系統図であり
、第２図は上記実施例におけるチエンジバルブを
示す正面断面図であり、第３図は上記実施例にお
けるリヤホイールシリンダ液圧の決定および制御
のプログラムを示すフローチヤートである。第４
図は上記実施例におけるフロントホイールシリン
ダ液圧とリヤホイールシリンダ液圧と後車輪荷重
との関係を示すグラフである。第５図は上記実施
例とは液圧供給装置および伝達切換装置の態様の
異なる実施例を示す正面断面図である。
１０：ブレーキペダル、１２：液圧ブースタ、
１４：ブレーキマスタシリンダ、１８：フロント
ホイールシリンダ、２２：アキユムレータ、３０
：スプール式比例電磁液圧制御弁、３２：リヤホ
イールシリンダ、５２：チエンジバルブ、９２：
コンピユータ、９８：フロント液圧センサ、１０
０：リヤ液圧センサ、１０２：後車輪荷重センサ
、１３０：タンデム式ブレーキマスタシリンダ、
１４２：シヤトル弁。
FIG. 1 is a system diagram of a hydraulic brake device including a brake fluid pressure control device according to an embodiment of the present invention, FIG. 2 is a front sectional view showing a change valve in the above embodiment, and FIG. is a flowchart showing a program for determining and controlling rear wheel cylinder hydraulic pressure in the above embodiment. Fourth
The figure is a graph showing the relationship between the front wheel cylinder hydraulic pressure, the rear wheel cylinder hydraulic pressure, and the rear wheel load in the above embodiment. FIG. 5 is a front sectional view showing an embodiment in which aspects of the hydraulic pressure supply device and the transmission switching device are different from those of the above embodiment. 10: Brake pedal, 12: Hydraulic pressure booster,
14: Brake master cylinder, 18: Front wheel cylinder, 22: Accumulator, 30
: Spool type proportional electromagnetic hydraulic control valve, 32: Rear wheel cylinder, 52: Change valve, 92:
Computer, 98: Front hydraulic pressure sensor, 10
0: Rear hydraulic pressure sensor, 102: Rear wheel load sensor, 130: Tandem brake master cylinder,
142: Shuttle valve.
Claims (1)
作量に応じた高さの第１出力液圧を発生させ、そ
れを第１液通路を経て車両の前車輪および後車輪
のいずれか一方に対応する第１ブレーキシリンダ
に供給する液圧供給装置と、 液圧源の液圧を、前記操作部材の操作量に応じ
た高さに制御し、その第２出力液圧を第２液通路
を経て前記前車輪および後車輪の他方に対応する
第２ブレーキシリンダに供給する電磁液圧制御装
置と、 前記第２液通路の途中に前記液圧供給装置と第
３液通路を経て接続された状態で設けられ、ブレ
ーキ操作状態において、常には前記電磁液圧制御
装置の第２出力液圧を前記第２ブレーキシリンダ
に伝達するが、電磁液圧制御装置が故障した場合
には液圧供給装置の第１出力液圧を伝達する伝達
切換装置と を含むブレーキ液圧制御装置。 (2) 前記液圧供給装置、前記伝達切換装置ある
いは前記電磁液圧制御装置が、伝達切換装置、電
磁液圧制御装置あるいは前記第２ブレーキシリン
ダが故障して前記第１出力液圧が漏れる場合には
、液圧供給装置から伝達切換装置への液の流れ、
伝達切換装置から電磁液圧制御装置への液の流れ
あるいは電磁液圧制御装置から第２ブレーキシリ
ンダへの液の流れを遮断する遮断手段を含むもの
である実用新案登録請求の範囲第１項記載のブレ
ーキ液圧制御装置。 (3) 前記液圧供給装置が、２個の加圧ピストン
が互いに直列に、かつ、独立して前後に移動可能
に配設され、両加圧ピストンの前方にそれぞれ形
成された第１加圧室と第２加圧室との双方に前記
操作部材の操作力に応じた高さの前記第１出力液
圧が発生するタンデム式マスタシリンダを含むも
のであり、そのタンデム式マスタシリンダの第１
加圧室が前記第１ブレーキシリンダに、第２加圧
室が前記伝達切換装置に接続されている実用新案
登録請求の範囲第１項記載のブレーキ液圧制御装
置。[Claims for Utility Model Registration] (1) A first output hydraulic pressure is generated at a height corresponding to the operating amount such as the operating force and operating stroke of the operating member, and the pressure is applied to the front wheels of the vehicle through the first fluid passage. and a hydraulic pressure supply device that supplies a first brake cylinder corresponding to either one of the rear wheels, and a second output for controlling the hydraulic pressure of the hydraulic pressure source to a height corresponding to the operating amount of the operating member. an electromagnetic hydraulic pressure control device that supplies hydraulic pressure to a second brake cylinder corresponding to the other of the front wheels and the rear wheels via a second liquid passage; The hydraulic pressure control device is connected to the brake cylinder via a fluid passage, and normally transmits the second output hydraulic pressure of the electromagnetic hydraulic pressure control device to the second brake cylinder when the brake is operated, but if the electromagnetic hydraulic pressure control device malfunctions. and a transmission switching device for transmitting the first output hydraulic pressure of the hydraulic pressure supply device. (2) If the hydraulic pressure supply device, the transmission switching device, or the electromagnetic hydraulic pressure control device malfunctions and the first output hydraulic pressure leaks. includes the flow of liquid from the hydraulic supply device to the transmission switching device;
The brake according to claim 1, which includes a blocking means for blocking the flow of fluid from the transmission switching device to the electromagnetic hydraulic control device or from the electromagnetic hydraulic control device to the second brake cylinder. Hydraulic pressure control device. (3) The hydraulic pressure supply device includes two pressurizing pistons arranged in series and movable independently back and forth, and a first pressurizing device formed in front of both pressurizing pistons. Both the chamber and the second pressurizing chamber include a tandem master cylinder that generates the first output hydraulic pressure at a height corresponding to the operating force of the operating member, and the first output hydraulic pressure of the tandem master cylinder is
The brake fluid pressure control device according to claim 1, wherein a pressurizing chamber is connected to the first brake cylinder and a second pressurizing chamber is connected to the transmission switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193119U JPH0635842Y2 (en) | 1987-12-18 | 1987-12-18 | Brake fluid pressure control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987193119U JPH0635842Y2 (en) | 1987-12-18 | 1987-12-18 | Brake fluid pressure control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0196368U true JPH0196368U (en) | 1989-06-27 |
| JPH0635842Y2 JPH0635842Y2 (en) | 1994-09-21 |
Family
ID=31483935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987193119U Expired - Lifetime JPH0635842Y2 (en) | 1987-12-18 | 1987-12-18 | Brake fluid pressure control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635842Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214588A (en) * | 2021-12-02 | 2022-10-21 | 广州汽车集团股份有限公司 | Alarming method and device of brake system and vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2880663B2 (en) * | 1995-04-18 | 1999-04-12 | アイシン精機株式会社 | Brake fluid pressure control device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58221753A (en) * | 1982-06-16 | 1983-12-23 | Nissan Motor Co Ltd | Brake device for electric automobile |
| JPS61205538A (en) * | 1985-03-08 | 1986-09-11 | Rizumu Jidosha Buhin Seizo Kk | Hydraulic control device for brake |
-
1987
- 1987-12-18 JP JP1987193119U patent/JPH0635842Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58221753A (en) * | 1982-06-16 | 1983-12-23 | Nissan Motor Co Ltd | Brake device for electric automobile |
| JPS61205538A (en) * | 1985-03-08 | 1986-09-11 | Rizumu Jidosha Buhin Seizo Kk | Hydraulic control device for brake |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214588A (en) * | 2021-12-02 | 2022-10-21 | 广州汽车集团股份有限公司 | Alarming method and device of brake system and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635842Y2 (en) | 1994-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4687259A (en) | Hydraulic brake system with slip control | |
| JPH0624921B2 (en) | Hydraulic brake device | |
| US4807942A (en) | Hydraulic brake system with slip control | |
| US6302497B1 (en) | Vehicle brake control system | |
| JPH0246426B2 (en) | ||
| JP3582155B2 (en) | Vehicle brake control device | |
| US4729609A (en) | Slip-controlled brake system with fast-fill cylinder | |
| US4192557A (en) | Pneumatic-hydraulic brake system for vehicles | |
| US3441319A (en) | Hydrostatic braking apparatus with servocontrol for tractor vehicle and its trailer | |
| KR920010118B1 (en) | Adaptive braking system having hydraulic booster and pump-back system | |
| JP3579968B2 (en) | Vehicle brake control device | |
| JPH0196368U (en) | ||
| JP3577790B2 (en) | Vehicle brake control device | |
| JPS62231862A (en) | Hydraulic brake gear | |
| JP2000177562A (en) | Brake fluid pressure controller | |
| JPH027167U (en) | ||
| JPH01115973U (en) | ||
| JPH04159168A (en) | Hydraulic braking device | |
| JPH032869U (en) | ||
| JPH027066U (en) | ||
| JP2590887B2 (en) | Hydraulic brake device | |
| JPH0235022Y2 (en) | ||
| JPS6435170U (en) | ||
| JPH0183665U (en) | ||
| JPH11245801A (en) | Hydraulic pressure control device |