JPS6299434U - - Google Patents
Info
- Publication number
- JPS6299434U JPS6299434U JP19271785U JP19271785U JPS6299434U JP S6299434 U JPS6299434 U JP S6299434U JP 19271785 U JP19271785 U JP 19271785U JP 19271785 U JP19271785 U JP 19271785U JP S6299434 U JPS6299434 U JP S6299434U
- Authority
- JP
- Japan
- Prior art keywords
- wheel drive
- front wheel
- pump
- rotationally driven
- 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.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Road Paving Machines (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Description
第１図はアスフアルトフイツシヤの全体側面図
、第２図は本考案の一実施例を示す制御回路図で
ある。
１……後輪駆動用可変容量形油圧ポンプ、２…
…ポンプ制御回路、３……エンジン、７……後輪
駆動用油圧モータ、８……モータ制御回路、１２
……前輪駆動用可変容量形油圧ポンプ、１３……
ポンプ容量制御回路、１４，１５……制御器、１
６……バネ、１７……一定圧力保持制御用レギユ
レータ、１８……一定流量保持制御用レギユレー
タ、１９……絞り弁、２０……モータ制御回路、
２１……前輪駆動用油圧モータ、２２……切換弁
、２３……シヤトル弁。
FIG. 1 is an overall side view of an asphalt fisherman, and FIG. 2 is a control circuit diagram showing one embodiment of the present invention. 1... Variable displacement hydraulic pump for rear wheel drive, 2...
...Pump control circuit, 3...Engine, 7...Hydraulic motor for rear wheel drive, 8...Motor control circuit, 12
...Variable displacement hydraulic pump for front wheel drive, 13...
Pump capacity control circuit, 14, 15...controller, 1
6... Spring, 17... Regulator for constant pressure maintenance control, 18... Regulator for constant flow rate maintenance control, 19... Throttle valve, 20... Motor control circuit,
21...Front wheel drive hydraulic motor, 22...Switching valve, 23...Shuttle valve.
Claims (1)
駆動される前輪駆動用の可変容量形油圧ポンプと
、該ポンプにより回転駆動される前輪駆動用の油
圧モータとを設けたことを特徴とする道路機械の
前輪駆動装置。 A road machine comprising: a front wheel drive variable displacement hydraulic pump rotationally driven by the same engine as the rear wheel drive hydraulic pump; and a front wheel drive hydraulic motor rotationally driven by the pump. front wheel drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985192717U JPH032413Y2 (en) | 1985-12-13 | 1985-12-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985192717U JPH032413Y2 (en) | 1985-12-13 | 1985-12-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6299434U true JPS6299434U (en) | 1987-06-24 |
| JPH032413Y2 JPH032413Y2 (en) | 1991-01-23 |
Family
ID=31148062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985192717U Expired JPH032413Y2 (en) | 1985-12-13 | 1985-12-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH032413Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54126336A (en) * | 1978-03-22 | 1979-10-01 | Kubota Ltd | Hydraulic mission for tractor or the like |
-
1985
- 1985-12-13 JP JP1985192717U patent/JPH032413Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54126336A (en) * | 1978-03-22 | 1979-10-01 | Kubota Ltd | Hydraulic mission for tractor or the like |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH032413Y2 (en) | 1991-01-23 |
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