JPH0389711U - - Google Patents
Info
- Publication number
- JPH0389711U JPH0389711U JP15071589U JP15071589U JPH0389711U JP H0389711 U JPH0389711 U JP H0389711U JP 15071589 U JP15071589 U JP 15071589U JP 15071589 U JP15071589 U JP 15071589U JP H0389711 U JPH0389711 U JP H0389711U
- Authority
- JP
- Japan
- Prior art keywords
- wheels
- steering
- steering angle
- compaction
- control valve
- 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
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000005056 compaction Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Road Paving Machines (AREA)
Description
第１図及び第２図は本考案の一実施例で、第１
図は本操向装置を装備した前後転圧輪共操向され
る転圧機械の概略平面図、第２図は本操向装置の
油圧回路図、第３図及び第４図は従来例で、第３
図は操向装置を装備した転圧機械の概略平面図、
第４図は操向装置の油圧回路図である。
１……車台、２，２′……前部及び後部転圧輪
、７，７′……前部及び後部の転圧輪転向用油圧
シリンダ、１４……操向制御弁、１４ａ……切換
弁、１４ｂ……油圧モータ、１４ｃ……操向ハン
ドル、１６……操向制御弁、１８……操作レバー
又は操作スイツチ。
Figures 1 and 2 show an embodiment of the present invention;
The figure is a schematic plan view of a rolling machine equipped with this steering device and in which both front and rear rolling wheels are steered, Figure 2 is a hydraulic circuit diagram of this steering device, and Figures 3 and 4 are conventional examples. , 3rd
The figure is a schematic plan view of a rolling compaction machine equipped with a steering device.
FIG. 4 is a hydraulic circuit diagram of the steering device. 1... Vehicle chassis, 2, 2'... Front and rear rolling wheels, 7, 7'... Hydraulic cylinder for turning the front and rear rolling wheels, 14... Steering control valve, 14a... Switching Valve, 14b...Hydraulic motor, 14c...Steering handle, 16...Steering control valve, 18...Operation lever or operation switch.
Claims (1)
される転圧機械において、前輪と後輪の操向用油
圧回路を独立させ、前輪には操向ハンドルにて操
作する切換弁と油圧モータを組合せた操向制御弁
を、後輪にはレバー又はスイツチにて操作する切
換弁から成る操向制御弁を設け、いずれか一方の
転圧輪の最大転舵角を他方の転圧輪の最大転舵角
より大きくしたことを特徴とする転圧機械の操向
装置。 In a compaction machine that has compaction wheels at the front and rear of the chassis and both front and rear compaction wheels are steered, the hydraulic circuits for steering the front and rear wheels are independent, and the front wheels are equipped with a switching valve operated by a steering handle. A steering control valve combined with a hydraulic motor is installed on the rear wheels, and a steering control valve consisting of a switching valve operated by a lever or switch is installed, and the maximum steering angle of either rolling wheel is set to the maximum steering angle of the other rolling wheel. A steering device for a rolling compaction machine, characterized in that the steering angle is larger than the maximum steering angle of wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15071589U JPH0389711U (en) | 1989-12-29 | 1989-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15071589U JPH0389711U (en) | 1989-12-29 | 1989-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0389711U true JPH0389711U (en) | 1991-09-12 |
Family
ID=31697052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15071589U Pending JPH0389711U (en) | 1989-12-29 | 1989-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0389711U (en) |
-
1989
- 1989-12-29 JP JP15071589U patent/JPH0389711U/ja active Pending