JPS63126133U - - Google Patents
Info
- Publication number
- JPS63126133U JPS63126133U JP1946387U JP1946387U JPS63126133U JP S63126133 U JPS63126133 U JP S63126133U JP 1946387 U JP1946387 U JP 1946387U JP 1946387 U JP1946387 U JP 1946387U JP S63126133 U JPS63126133 U JP S63126133U
- Authority
- JP
- Japan
- Prior art keywords
- drive system
- axle
- wheel
- vehicle
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Arrangement And Driving Of Transmission Devices (AREA)
Description
第１〜３図は本考案の一実施例としての後後輪
駆動装置付き後輪２軸式車両を示すもので、第１
図はその模式的平面図、第２図ａ〜ｃはいずれも
その油圧系を示す回路図、第３図はその制御系の
ブロツク図であり、第４図は従来の後輪２軸式車
両を示す模式的平面図である。
１……バス、２……前輪、２Ａ……第２の駆動
系としての前輪駆動系、２ａ……車軸、３……後
輪、３Ａ……第１の駆動系としての後輪駆動系、
３ａ……車軸、４……後後輪、４Ａ……第２の駆
動系としての後後輪駆動系、４ａ……車軸、５…
…エンジン、６……プロペラ軸、７……デフアレ
ンシヤル、８……流体圧式ポンプ／モータとして
の油圧ポンプ／モータ、９，９′……油圧回路、
１０，１０′，１１，１１′……流体圧式モータ
／ポンプとしての油圧モータ／ポンプ、１２，１
２′……流体通路としての油路、１２ａ……主通
路部分、１２ｂ……バイパス路部分、１２ｃ……
主通路部分、１２ｄ……通路部分、１３……油溜
、１４，１５……電磁式切換弁、１４Ａ，１５Ａ
……第１切換部、１４Ｂ，１５Ｂ……第２切換部
、１４ａ，１５ａ……ソレノイド、１４ｂ，１５
ｂ……バネ、１６……制動検出機構、１６ａ……
ブレーキペダル踏込量センサ、１６ｂ……制動検
出器、１６ｃ……ブレーキペダル、１７……絞り
機構を構成する可変絞り、１７ａ……可変絞り用
ソレノイド、１８……熱交換器、１９……冷却器
、２０，２１……逆止弁、２２……制御機構とし
ての制御回路。
Figures 1 to 3 show a rear wheel two-axle type vehicle equipped with a rear wheel drive device as an embodiment of the present invention.
The figure is a schematic plan view, Figures 2a to 2c are circuit diagrams showing the hydraulic system, Figure 3 is a block diagram of the control system, and Figure 4 is a diagram of a conventional rear-wheel two-axle vehicle. FIG. 1... bus, 2... front wheels, 2A... front wheel drive system as a second drive system, 2a... axle, 3... rear wheels, 3A... rear wheel drive system as a first drive system,
3a...Axle, 4...Rear rear wheel, 4A...Rear rear wheel drive system as a second drive system, 4a...Axle, 5...
...Engine, 6...Propeller shaft, 7...Differential, 8...Hydraulic pump/motor as fluid pressure pump/motor, 9,9'...Hydraulic circuit,
10, 10', 11, 11'... Hydraulic motor/pump as a fluid pressure motor/pump, 12, 1
2'... Oil passage as a fluid passage, 12a... Main passage part, 12b... Bypass passage part, 12c...
Main passage part, 12d...Passage part, 13...Oil sump, 14, 15...Solenoid switching valve, 14A, 15A
...First switching section, 14B, 15B... Second switching section, 14a, 15a... Solenoid, 14b, 15
b... Spring, 16... Braking detection mechanism, 16a...
Brake pedal depression amount sensor, 16b...Brake detector, 16c...Brake pedal, 17...Variable diaphragm constituting the throttle mechanism, 17a...Variable diaphragm solenoid, 18...Heat exchanger, 19...Cooler , 20, 21... Check valve, 22... Control circuit as a control mechanism.
Claims (1)
エンジンからの駆動力により上記後輪の車軸を回
転駆動する第１の駆動系と、同第１の駆動系から
の駆動力により上記後後輪の車軸を回転駆動する
第２の駆動系とをそなえ、同第２の駆動系が、上
記第１の駆動系からの駆動力により回転駆動され
る流体圧式ポンプと、同流体圧式ポンプからの作
動流体を圧送するための流体通路と、同流体通路
からの作動流体を受けて上記第２の駆動系の車軸
を回転駆動する流体圧式モータとをそなえて構成
されたことを特徴とする、後後輪駆動装置付き後
輪２軸式車両。 In a vehicle with rear wheels behind the rear wheels,
a first drive system that rotationally drives the axle of the rear wheel using driving force from the engine; and a second drive system that rotationally drives the axle of the rear wheel using the driving force from the first drive system. The second drive system includes a fluid pressure pump rotatably driven by the driving force from the first drive system, a fluid passage for pressurizing the working fluid from the fluid pressure pump, and the fluid passage. A two-axle rear-wheel vehicle with a rear rear-wheel drive device, characterized in that the vehicle is equipped with a hydraulic motor that receives working fluid from a hydraulic motor and rotates an axle of the second drive system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1946387U JPS63126133U (en) | 1987-02-13 | 1987-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1946387U JPS63126133U (en) | 1987-02-13 | 1987-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63126133U true JPS63126133U (en) | 1988-08-17 |
Family
ID=30814082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1946387U Pending JPS63126133U (en) | 1987-02-13 | 1987-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63126133U (en) |
-
1987
- 1987-02-13 JP JP1946387U patent/JPS63126133U/ja active Pending
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