JPH0462258U - - Google Patents
Info
- Publication number
- JPH0462258U JPH0462258U JP10626090U JP10626090U JPH0462258U JP H0462258 U JPH0462258 U JP H0462258U JP 10626090 U JP10626090 U JP 10626090U JP 10626090 U JP10626090 U JP 10626090U JP H0462258 U JPH0462258 U JP H0462258U
- Authority
- JP
- Japan
- Prior art keywords
- pressure receiving
- housing
- pistons
- rear wheel
- output
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
Landscapes
- Transmission Of Braking Force In Braking Systems (AREA)
Description
図面は、本考案の一実施例を示すもので、第１
図は自動車用二系統式油圧制動装置の平面図、第
２図、第３図、第４図及び第５図は第１図の−
線、−線、−線及び−線拡大断面
図である。
Ｂｆｌ……左前輪ブレーキ、Ｂｆｒ……右前輪
ブレーキ、Ｂｒｌ……左後輪ブレーキ、Ｂｒｒ…
…右後輪ブレーキ、２……マスタシリンダ、６…
…後輪制動油圧制御装置、１３１，１３２……第
１、第２出力ポート、３１……ハウジング、３９
１，３９２……第１、第２受圧ピストン、４３…
…調圧ばね、４４１，４４２……第１、第２入力
油圧室、４５１，４５２……第１、第２出力油圧
室、４８１，４８２……バルブ、５３……排出孔
、６２……導出管、６３……排油溜、６４……導
入管、６５……チユーブ。
The drawings show one embodiment of the present invention.
The figure is a plan view of a dual-system hydraulic braking system for automobiles, and Figures 2, 3, 4, and 5 are the same as in Figure 1.
It is line, - line, - line, and - line enlarged sectional view. Bfl...Left front wheel brake, Bfr...Right front wheel brake, Brl...Left rear wheel brake, Brr...
...Right rear wheel brake, 2...Master cylinder, 6...
... Rear wheel brake hydraulic control device, 13 1 , 13 2 ... First and second output ports, 31 ... Housing, 39
1,39 2 ...first and second pressure receiving pistons, 43...
...Pressure regulating spring, 44 1 , 44 2 ... First and second input hydraulic chambers, 45 1 , 45 2 ... First and second output hydraulic chambers, 48 1 , 48 2 ... Valve, 53 ... Discharge Hole, 62...Outlet pipe, 63...Drain oil reservoir, 64...Introduction pipe, 65...Tube.
Claims (1)
，１３２を有するタンデム型マスタシリンダ２の
一側に後輪制動油圧制御装置６のハウジング３１
を接続し、このハウジング３１には、同軸上に並
ぶ第１及び第２受圧ピストン３９１，３９２を摺
合して、これら受圧ピストン３９１，３９２の内
端側に、前記第１及び第２出力ポート１３１，１
３２にそれぞれ連通する第１及び第２入力油圧室
４４１，４４２を、また外端側に、左右の後輪ブ
レーキＢｒｌ，Ｂｒｒにそれぞれ連通する第１及
び第２出力油圧室４４１，４４２を形成し、各受
圧ピストン３９１，３９２の各出力油圧室４５１
，４５２側の受圧面積を各入力油圧室４４１，４
４２側のそれより大きく設定し、各隣接する入、
出力油圧室４４１，４５１，４４２，４５２間を
、各受圧ピストン３９１，３９２の外方摺動限で
開弁し内方摺動時に閉弁するバルブ４８１，４８
２を介して連通し、両受圧ピストン３９１，３９
２間に調圧ばね４３を縮設し、前記ハウジング３
１に、両受圧ピストン３９１，３９２間の空所を
外部に開放する排出孔５３を設けた、自動車用二
系統式油圧制動装置において、 マスタシリンダ２の近傍に透光性の排油溜６３
を設置し、この排油溜６３に前記ハウジング３１
の排出孔５３を接続したことを特徴とする、自動
車用二系統式油圧制動装置。[Claims for Utility Model Registration] First and second output ports independent of each other 13 1
, 13 2. A housing 31 of the rear wheel brake hydraulic control device 6 is disposed on one side of the tandem type master cylinder 2 having the rear wheel brake hydraulic control device 6.
The housing 31 has first and second pressure receiving pistons 39 1 , 39 2 coaxially aligned, and the first and second pressure receiving pistons 39 1 , 39 2 are connected to the inner end sides of the pressure receiving pistons 39 1 , 39 2 . 2 output ports 13 1 , 1
3 2 , respectively, and first and second output hydraulic chambers 44 1 , 44 2 on the outer end side, which communicate with the left and right rear wheel brakes Brl, Brr, respectively . 44 2 and each output hydraulic chamber 45 1 of each pressure receiving piston 39 1 , 39 2
, 45 2 side pressure receiving area of each input hydraulic chamber 44 1 , 4
4 Set larger than that of the 2nd side, and each adjacent input,
Valves 48 1 , 48 that open between the output hydraulic chambers 44 1 , 45 1 , 44 2 , 45 2 at the outer sliding limit of each pressure receiving piston 39 1 , 39 2 and close when they slide inward.
2 , and both pressure receiving pistons 39 1 , 39
A pressure regulating spring 43 is compressed between 2 and the housing 3
1, in a two-system hydraulic braking system for automobiles, which is provided with a discharge hole 53 that opens the space between the pressure receiving pistons 39 1 and 39 2 to the outside, a transparent drain oil reservoir is provided near the master cylinder 2. 63
is installed, and the housing 31 is placed in this drain oil reservoir 63.
A dual-system hydraulic braking device for an automobile, characterized in that a discharge hole 53 is connected to the exhaust hole 53.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990106260U JPH084372Y2 (en) | 1990-10-09 | 1990-10-09 | Two-system hydraulic braking system for automobiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990106260U JPH084372Y2 (en) | 1990-10-09 | 1990-10-09 | Two-system hydraulic braking system for automobiles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0462258U true JPH0462258U (en) | 1992-05-28 |
| JPH084372Y2 JPH084372Y2 (en) | 1996-02-07 |
Family
ID=31852274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990106260U Expired - Lifetime JPH084372Y2 (en) | 1990-10-09 | 1990-10-09 | Two-system hydraulic braking system for automobiles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH084372Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4821093U (en) * | 1971-07-24 | 1973-03-09 | ||
| JPS57167858A (en) * | 1981-09-25 | 1982-10-15 | Nissin Kogyo Kk | Failure detection device for braking oil pressure control device of vehicle |
-
1990
- 1990-10-09 JP JP1990106260U patent/JPH084372Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4821093U (en) * | 1971-07-24 | 1973-03-09 | ||
| JPS57167858A (en) * | 1981-09-25 | 1982-10-15 | Nissin Kogyo Kk | Failure detection device for braking oil pressure control device of vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH084372Y2 (en) | 1996-02-07 |
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