JPH01176113U - - Google Patents
Info
- Publication number
- JPH01176113U JPH01176113U JP7160488U JP7160488U JPH01176113U JP H01176113 U JPH01176113 U JP H01176113U JP 7160488 U JP7160488 U JP 7160488U JP 7160488 U JP7160488 U JP 7160488U JP H01176113 U JPH01176113 U JP H01176113U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic motor
- pressure
- control valve
- auxiliary
- driving force
- 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
- 230000007423 decrease Effects 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 239000010426 asphalt Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Road Paving Machines (AREA)
- Motor Power Transmission Devices (AREA)
Description
第１図は本考案の第１実施例として示したアス
フアルトフイニツシヤの側面図、第２図は同アス
フアルトフイニツシヤの平面図、第３図は同アス
フアルトフイニツシヤの駆動装置の基本構成を示
す図、第４図は同アスフアルトフイニツシヤの走
行駆動力制御装置を示す油圧回路図、第５図は本
考案の第２実施例として示したアスフアルトフイ
ニツシヤの走行駆動力制御装置を示す油圧回路図
である。
１…後輪（主駆動輪）、２…前輪（副駆動輪）
、１５…後輪駆動用油圧モータ（主油圧モータ）
、１６…前輪駆動用油圧モータ（副油圧モータ）
、４２…圧力制御弁、４７，５７…設定圧力制御
機構（設定圧力設定弁）。
Fig. 1 is a side view of an asphalt finisher shown as a first embodiment of the present invention, Fig. 2 is a plan view of the asphalt finisher, and Fig. 3 is a diagram showing the basic configuration of the drive device of the asphalt finisher. , FIG. 4 is a hydraulic circuit diagram showing a traveling driving force control device for the same asphalt finisher, and FIG. 5 is a hydraulic circuit diagram showing a traveling driving force controlling device for an asphalt finisher shown as a second embodiment of the present invention. be. 1...Rear wheel (main drive wheel), 2...Front wheel (auxiliary drive wheel)
, 15...Hydraulic motor for rear wheel drive (main hydraulic motor)
, 16...Front wheel drive hydraulic motor (auxiliary hydraulic motor)
, 42... Pressure control valve, 47, 57... Set pressure control mechanism (set pressure setting valve).
Claims (1)
駆動する副油圧モータとが独立に制御される舗装
車両の走行駆動力制御装置において、前記副油圧
モータの作動油流入ポート側には、圧力制御弁が
設けられ、この圧力制御弁には、該圧力制御弁の
設定圧力を前記主油圧モータの負荷圧力の増減に
応じて上下させる設定圧力制御機構が設けられて
いることを特徴とする舗装車両の走行駆動力制御
装置。 In a traveling driving force control device for a paving vehicle in which a main hydraulic motor that drives a main drive wheel and an auxiliary hydraulic motor that drives an auxiliary drive wheel are independently controlled, a hydraulic fluid inflow port side of the auxiliary hydraulic motor has a pressure A control valve is provided, and the pressure control valve is provided with a set pressure control mechanism that increases or decreases the set pressure of the pressure control valve in accordance with an increase or decrease in the load pressure of the main hydraulic motor. Vehicle driving force control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7160488U JPH0519226Y2 (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7160488U JPH0519226Y2 (en) | 1988-05-30 | 1988-05-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01176113U true JPH01176113U (en) | 1989-12-15 |
| JPH0519226Y2 JPH0519226Y2 (en) | 1993-05-20 |
Family
ID=31296810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7160488U Expired - Lifetime JPH0519226Y2 (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519226Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995035220A1 (en) * | 1994-06-21 | 1995-12-28 | Komatsu Ltd. | Running control circuit for a hydraulically driven running device |
-
1988
- 1988-05-30 JP JP7160488U patent/JPH0519226Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995035220A1 (en) * | 1994-06-21 | 1995-12-28 | Komatsu Ltd. | Running control circuit for a hydraulically driven running device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519226Y2 (en) | 1993-05-20 |