JPH0168924U - - Google Patents
Info
- Publication number
- JPH0168924U JPH0168924U JP1987163508U JP16350887U JPH0168924U JP H0168924 U JPH0168924 U JP H0168924U JP 1987163508 U JP1987163508 U JP 1987163508U JP 16350887 U JP16350887 U JP 16350887U JP H0168924 U JPH0168924 U JP H0168924U
- Authority
- JP
- Japan
- Prior art keywords
- variable displacement
- displacement pump
- capacity
- drive
- actuating means
- 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 15
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims 1
Landscapes
- Motor Power Transmission Devices (AREA)
Description
第１図はこの考案を具体化して示す側面図、第
２図はその動作原理を示す説明図、第３図は油圧
回路を示す説明図、第４図は両連結片を示す拡大
斜視図、第５図は連結片の別例を示す断面図であ
る。
走行用操作レバー…２、連結手段としての受承
連結片…４及び可動連結片…５及び電磁ソレノイ
ド…１７及び押しバネ…Ｓ、操作量検出手段とし
ての位置センサ…１５、容量制御手段としてのコ
ントローラ…１６、作動手段としての油圧シリン
ダ…２０、第２の作動手段としての連結バー…２
７、容量可変操作部としての斜板レバー…２９、
駆動手段としての可変容量ポンプ…Ｋ及び液圧モ
ータ…Ｍ、駆動輪…Ｗ。
Fig. 1 is a side view embodying this invention, Fig. 2 is an explanatory drawing showing its operating principle, Fig. 3 is an explanatory drawing showing a hydraulic circuit, Fig. 4 is an enlarged perspective view showing both connecting pieces, FIG. 5 is a sectional view showing another example of the connecting piece. Travel operating lever...2, receiving coupling piece...4 as coupling means, movable coupling piece...5, electromagnetic solenoid...17 and push spring...S, position sensor...15 as operation amount detection means, and capacity control means... Controller...16, hydraulic cylinder...20 as actuation means, connection bar...2 as second actuation means
7. Swash plate lever as a variable capacity operation unit...29,
Variable displacement pump...K, hydraulic motor...M, and drive wheel...W as driving means.
Claims (1)
検出手段と、 原動機にて回転駆動される可変容量ポンプとそ
の可変容量ポンプから供給される作動油に基き回
転して駆動輪を回転駆動される液圧モータとから
なる駆動手段と、 前記駆動手段の可変容量ポンプの容量可変操作
部と駆動連結され、同容量可変操作部を作動させ
て可変容量ポンプの容量を可変させる作動手段と
、 前記操作量検出手段からの検出信号に基いて走
行操作レバーの操作量に対する前記可変容量ポン
プの容量を演算し、前記作動手段を介して可変容
量ポンプの容量を制御する容量制御手段とからな
る電子制御式油圧駆動車において、 前記可変容量ポンプの容量可変操作部にその一
端が連結され、同可変容量ポンプの容量を可変可
能な第２の作動手段と、 前記容量制御手段の非稼動を検知し、前記第２
の作動手段の他端と前記走行用操作レバーとを機
械的に連結させ、同走行用操作レバーと可変容量
ポンプの容量可変操作部とを第２の作動手段を介
して連動させる連結手段と を備えた電子制御式油圧駆動車の走行装置。[Scope of Claim for Utility Model Registration] A driving operation lever, an operation amount detection means for detecting the operation amount of the driving operation lever, a variable displacement pump rotationally driven by a prime mover, and a variable displacement pump supplied from the variable displacement pump. a drive means comprising a hydraulic motor that rotates based on hydraulic oil to drive a drive wheel; and a drive means that is drivingly connected to a variable displacement operation section of a variable displacement pump of the drive means, and operates the variable displacement operation section. an actuating means for varying the capacity of the variable displacement pump; and a capacity of the variable displacement pump for the operating amount of the traveling control lever is calculated based on a detection signal from the operating amount detecting means, and the variable displacement pump is operated via the operating means. a second actuating means, one end of which is connected to a variable displacement operating section of the variable displacement pump, and a second actuating means capable of varying the displacement of the variable displacement pump; and detecting non-operation of the capacity control means, and detecting non-operation of the capacity control means, and
coupling means for mechanically connecting the other end of the actuating means with the traveling operation lever, and interlocking the traveling operation lever and the variable capacity operation section of the variable displacement pump via a second actuating means; Electronically controlled hydraulically driven vehicle running system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163508U JPH0168924U (en) | 1987-10-26 | 1987-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987163508U JPH0168924U (en) | 1987-10-26 | 1987-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0168924U true JPH0168924U (en) | 1989-05-08 |
Family
ID=31448291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987163508U Pending JPH0168924U (en) | 1987-10-26 | 1987-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0168924U (en) |
-
1987
- 1987-10-26 JP JP1987163508U patent/JPH0168924U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6561303B2 (en) | Traction control system | |
| US5479999A (en) | Powered, automatic, self-tracking system for the rear axles of trucks, trailers and buses | |
| JPH0168924U (en) | ||
| JP2008144628A (en) | Working vehicle | |
| JPH0315301A (en) | Connection of driving to carrier vehicle | |
| US3542173A (en) | Controls for hydrostatic transmission and brakes | |
| JPS6421068U (en) | ||
| JPH0462027U (en) | ||
| JPH035708Y2 (en) | ||
| JPH0324366A (en) | Device for controlling running of working car | |
| JPH02175438A (en) | Clutch control device of tractor, etc. | |
| JPH04136008U (en) | Clutch operating device for remote control tractors | |
| JPH0649496Y2 (en) | Steering device for traveling work vehicle | |
| JPH0189659U (en) | ||
| JP3503225B2 (en) | Tractor turning control device | |
| JPH069861Y2 (en) | Pedal device for traveling of work vehicle | |
| JPH0342430U (en) | ||
| JPH039477Y2 (en) | ||
| JP2018052164A (en) | Work vehicle | |
| JPS5914268Y2 (en) | Operating vehicle control device | |
| GB2338528A (en) | Clutch actuator arrangement and actuating system. | |
| JP3025599B2 (en) | Crawler traveling vehicle steering system | |
| JPH04134778U (en) | Brake operating device for remote control type work vehicles | |
| JPH0193178U (en) | ||
| JPH04129708U (en) | remote control agricultural vehicle |