JPH0434162U - - Google Patents
Info
- Publication number
- JPH0434162U JPH0434162U JP7769590U JP7769590U JPH0434162U JP H0434162 U JPH0434162 U JP H0434162U JP 7769590 U JP7769590 U JP 7769590U JP 7769590 U JP7769590 U JP 7769590U JP H0434162 U JPH0434162 U JP H0434162U
- Authority
- JP
- Japan
- Prior art keywords
- brake
- hydraulic pressure
- cylinder
- pressure control
- pressure
- 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
- 239000011888 foil Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
Landscapes
- Hydraulic Control Valves For Brake Systems (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案の一実施例におけるフオークリ
フト用ブレーキ液圧制御装置の構成図、第２図は
従来のフオークリフト用ブレーキ液圧制御装置の
構成図、第３図はフオークリフト用ブレーキ液圧
制御装置の液圧制御弁の特性図である。
１……ブレーキペダル、２……ブレーキマスタ
シリンダ、３……ホイルブレーキ、４……ホイル
シリンダ、５……液圧制御弁、６……リフトシリ
ンダ、７……ポンプ、８……オイルタンク、９…
…コントロールバルブ、１０……アキユームレー
タ。
Fig. 1 is a block diagram of a brake fluid pressure control device for a forklift according to an embodiment of the present invention, Fig. 2 is a block diagram of a conventional brake fluid pressure control device for a forklift, and Fig. 3 is a block diagram of a brake fluid pressure control device for a forklift. It is a characteristic diagram of the hydraulic pressure control valve of a pressure control device. 1... Brake pedal, 2... Brake master cylinder, 3... Wheel brake, 4... Wheel cylinder, 5... Hydraulic pressure control valve, 6... Lift cylinder, 7... Pump, 8... Oil tank, 9...
...Control valve, 10...Accumulator.
Claims (1)
マスタシリンダから、ホイルブレーキを作動する
ホイルシリンダに至る配管系に、前記ブレーキマ
スタシリンダ側の入口圧力に比較して所定圧力以
上では、前記ホイルシリンダ側の出口圧力をフオ
ークのリフトシリンダの液圧に応じてリニアに減
圧制御する液圧制御弁を設け、前記リフトシリン
ダから前記液圧制御弁に至る配管系に、アキユー
ムレータを設けたフオークリフト用ブレーキ液圧
制御装置。 The piping system from the brake master cylinder, which is activated by the operation of the brake pedal, to the foil cylinder, which operates the wheel brake, has an outlet pressure on the foil cylinder side that is higher than a predetermined pressure compared to the inlet pressure on the brake master cylinder side. Brake hydraulic pressure control for a forklift, which is provided with a hydraulic pressure control valve that performs pressure reduction control linearly according to the hydraulic pressure of a fork lift cylinder, and an accumulator is provided in the piping system from the lift cylinder to the hydraulic pressure control valve. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7769590U JPH0434162U (en) | 1990-07-20 | 1990-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7769590U JPH0434162U (en) | 1990-07-20 | 1990-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434162U true JPH0434162U (en) | 1992-03-19 |
Family
ID=31620320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7769590U Pending JPH0434162U (en) | 1990-07-20 | 1990-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434162U (en) |
-
1990
- 1990-07-20 JP JP7769590U patent/JPH0434162U/ja active Pending