JPH0373255U - - Google Patents
Info
- Publication number
- JPH0373255U JPH0373255U JP13557389U JP13557389U JPH0373255U JP H0373255 U JPH0373255 U JP H0373255U JP 13557389 U JP13557389 U JP 13557389U JP 13557389 U JP13557389 U JP 13557389U JP H0373255 U JPH0373255 U JP H0373255U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- master cylinder
- normally open
- open valve
- hydraulic pump
- 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
- 239000007788 liquid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Description
第１図は本考案による車輪制動制御装置の一実
施例を示す概略構成図、第２図は第１図に示した
第２常開弁の一例を示す拡大断面図、第３図は本
考案による装置の他の実施例を示す概略構成図、
第４図は本考案による装置のその他の実施例を示
す概略構成図、第５図は第２常開弁の変形例を示
す拡大断面図である。
符号の説明、１０……車輪制動制御装置、２０
……マスタシリンダ、２１，２２……液圧室、２
３……リザーバ、３１〜３４……ホイールシリン
ダ、４０，６０……液圧回路、５０，７０……還
流式アンチスキツド回路、５１〜５４，７１〜７
４……供給・排出弁、５６，７６……液圧ポンプ
、５６ａ，７６ａ……吸入口、９１，９２……第
１常開弁、９３，９４，９５……第２常開弁。
FIG. 1 is a schematic configuration diagram showing an embodiment of the wheel braking control device according to the present invention, FIG. 2 is an enlarged sectional view showing an example of the second normally open valve shown in FIG. 1, and FIG. A schematic configuration diagram showing another embodiment of the device according to
FIG. 4 is a schematic configuration diagram showing another embodiment of the device according to the present invention, and FIG. 5 is an enlarged sectional view showing a modification of the second normally open valve. Explanation of symbols, 10...Wheel braking control device, 20
... Master cylinder, 21, 22 ... Hydraulic pressure chamber, 2
3... Reservoir, 31-34... Wheel cylinder, 40, 60... Hydraulic pressure circuit, 50, 70... Reflux type anti-skid circuit, 51-54, 71-7
4... Supply/discharge valve, 56, 76... Hydraulic pump, 56a, 76a... Inlet, 91, 92... First normally open valve, 93, 94, 95... Second normally open valve.
Claims (1)
接続する液圧回路に、液圧ポンプ及び供給・排出
弁を含む還流式アンチスキツド回路を組付けてな
る車輪制動制御装置において、前記マスタシリン
ダの液圧室と前記アンチスキツド回路の供給・排
出弁を接続する通路にトラクシヨンコントロール
時に閉じて前記液圧室への液流動を遮断する第１
常開弁を介装するとともに、前記マスタシリンダ
に付設したリザーバと前記液圧ポンプの吸入口を
接続する通路に前記マスタシリンダの昇圧作動時
に閉じる第２常開弁を介装し、かつトラクシヨン
コントロール時にも前記液圧ポンプが駆動される
ようにしたことを特徴とする車輪制動制御装置。 In a wheel braking control device in which a recirculation anti-skid circuit including a hydraulic pump and supply/discharge valves is assembled to a hydraulic circuit that connects the hydraulic chamber of the master cylinder to the wheel cylinder, the hydraulic chamber of the master cylinder and A first passage connecting the supply/discharge valve of the anti-skid circuit is closed during traction control to cut off liquid flow to the hydraulic pressure chamber.
A normally open valve is interposed, and a second normally open valve is interposed in a passage connecting a reservoir attached to the master cylinder and an inlet of the hydraulic pump, and the second normally open valve is closed when the pressure of the master cylinder is increased. A wheel braking control device characterized in that the hydraulic pump is driven even during control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13557389U JPH0373255U (en) | 1989-11-22 | 1989-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13557389U JPH0373255U (en) | 1989-11-22 | 1989-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0373255U true JPH0373255U (en) | 1991-07-24 |
Family
ID=31682834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13557389U Pending JPH0373255U (en) | 1989-11-22 | 1989-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0373255U (en) |
-
1989
- 1989-11-22 JP JP13557389U patent/JPH0373255U/ja active Pending
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