JPS6222141U - - Google Patents
Info
- Publication number
- JPS6222141U JPS6222141U JP11298885U JP11298885U JPS6222141U JP S6222141 U JPS6222141 U JP S6222141U JP 11298885 U JP11298885 U JP 11298885U JP 11298885 U JP11298885 U JP 11298885U JP S6222141 U JPS6222141 U JP S6222141U
- Authority
- JP
- Japan
- Prior art keywords
- brake
- closed
- switching
- hydraulic
- circuit
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Description
図は本考案の一実施例を示す閉回路油圧駆動車
輌のブレーキ表示装置の回路図である。
１……原動機、２……可変容量形油圧ポンプ、
３……油圧モータ、４，５……主回路、６……方
向切換弁（切換装置）、８…車輪、９……差圧検
出スイツチ、１０ａ，１０ｂ……操作方向検出ス
イツチ、１１……表示ランプ、１２……電源。
The figure is a circuit diagram of a brake display device for a closed-circuit hydraulic drive vehicle showing an embodiment of the present invention. 1... Prime mover, 2... Variable displacement hydraulic pump,
3...Hydraulic motor, 4, 5...Main circuit, 6...Direction switching valve (switching device), 8...Wheel, 9...Differential pressure detection switch, 10a, 10b...Operation direction detection switch, 11... Indicator lamp, 12...Power supply.
Claims (1)
プと、この可変容量形油圧ポンプに２つの主回路
で閉回路接続された油圧モータと、この油圧モー
タによつて駆動される走行用車輪と、走行用車輪
の前後進回転方向を切換える切換装置とを備えた
閉回路油圧駆動車輌において、前記２つの主回路
の差圧を検出する装置と、前記切換装置の前後進
操作方向を検出する装置と、油圧ブレーキの作動
を表示する装置とを有し、油圧ブレーキ作動時に
のみ、前記差圧を検出する装置及び操作方向を検
出する装置が、ブレーキ作動を表示する装置と電
源とを通電すべく共にＯＮとなるよう結線したこ
とを特徴とする閉回路油圧駆動車輌のブレーキ表
示装置。 A variable displacement hydraulic pump driven by a prime mover, a hydraulic motor connected in a closed circuit to the variable displacement hydraulic pump through two main circuits, traveling wheels driven by the hydraulic motor, A closed-circuit hydraulically driven vehicle equipped with a switching device for switching the forward and backward rotational direction of a vehicle wheel, a device for detecting the differential pressure between the two main circuits, a device for detecting the forward and backward operating direction of the switching device, and a device that displays the operation of the hydraulic brake, and only when the hydraulic brake is activated, the device that detects the differential pressure and the device that detects the operation direction are both turned on so that the device that displays the brake operation and the power supply are energized. A brake display device for a closed-circuit hydraulically driven vehicle, characterized in that the wires are connected so that.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11298885U JPS6222141U (en) | 1985-07-25 | 1985-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11298885U JPS6222141U (en) | 1985-07-25 | 1985-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6222141U true JPS6222141U (en) | 1987-02-10 |
Family
ID=30994362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11298885U Pending JPS6222141U (en) | 1985-07-25 | 1985-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6222141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01262231A (en) * | 1988-04-11 | 1989-10-19 | Hitachi Constr Mach Co Ltd | Deceleration display of working machine |
-
1985
- 1985-07-25 JP JP11298885U patent/JPS6222141U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01262231A (en) * | 1988-04-11 | 1989-10-19 | Hitachi Constr Mach Co Ltd | Deceleration display of working machine |
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