JPH03128561U - - Google Patents

Info

Publication number
JPH03128561U
JPH03128561U JP3844190U JP3844190U JPH03128561U JP H03128561 U JPH03128561 U JP H03128561U JP 3844190 U JP3844190 U JP 3844190U JP 3844190 U JP3844190 U JP 3844190U JP H03128561 U JPH03128561 U JP H03128561U
Authority
JP
Japan
Prior art keywords
steering
turned
wheels
timers
travel switch
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
Application number
JP3844190U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3844190U priority Critical patent/JPH03128561U/ja
Publication of JPH03128561U publication Critical patent/JPH03128561U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Steering Controls (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
  • Mechanical Control Devices (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は走行作業車の走行ならびに操向を制御
する電気回路図、第２図は走行作業車の側面図、
第３図は正面断面図、第４図は平面図である。 符号、６……操向車輪兼駆動車輪、７……操向
車輪兼駆動車輪、２１……油圧シリンダ、２２…
…油圧シリンダ、２３……方向検出スイツチ、２
４……方向検出スイツチ、２５……油圧モータ、
２６……油圧モータ、２７……走行スイツチ、３
０……左旋回用スイツチ、３１……右旋回用スイ
ツチ、３９……タイマー、４０……タイマー。 Figure 1 is an electric circuit diagram that controls the running and steering of the mobile work vehicle, Figure 2 is a side view of the mobile work vehicle,
FIG. 3 is a front sectional view, and FIG. 4 is a plan view. Symbol, 6... Steering wheel/driving wheel, 7... Steering wheel/driving wheel, 21... Hydraulic cylinder, 22...
... Hydraulic cylinder, 23 ... Direction detection switch, 2
4...Direction detection switch, 25...Hydraulic motor,
26...Hydraulic motor, 27...Travel switch, 3
0... Switch for left turn, 31... Switch for right turn, 39... Timer, 40... Timer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 左または右旋回用スイツチ３０，３１入で油圧
シリンダ２１，２２を作動させて操向車輪６，７
を左または右に旋回させるとともに、走行スイツ
チ２７入で油圧モータ２５，２６を回転させて駆
動車輪６，７を駆動する走行作業車において、前
記操向車輪６，７の操向方向を検出する方向検出
スイツチ２３，２４を設け、前記操向車輪６，７
が直進方向以外を向いて前記走行スイツチ２７を
切つたとき、タイマー３９，４０を始動させ、こ
のタイマー３９，４０の設定時間後、前記油圧シ
リンダ２１，２２を対応する側に作動させて前記
操向車輪６，７を直進方向に強制復帰させてなる
走行作業車の操向方向強制復帰装置。 The left or right turning switches 30, 31 are turned on to operate the hydraulic cylinders 21, 22, and the steering wheels 6, 7 are turned on.
The steering direction of the steering wheels 6, 7 is detected in a traveling work vehicle that turns the steering wheel to the left or right and drives the drive wheels 6, 7 by rotating the hydraulic motors 25, 26 with the travel switch 27 turned on. Direction detection switches 23 and 24 are provided, and the steering wheels 6 and 7
When the travel switch 27 is turned off with the vehicle facing in a direction other than straight ahead, the timers 39 and 40 are started, and after the set time of the timers 39 and 40, the hydraulic cylinders 21 and 22 are operated to the corresponding side to complete the operation. A steering direction forced return device for a traveling working vehicle, which forcibly returns direction wheels 6 and 7 to the straight direction.
JP3844190U 1990-04-09 1990-04-09 Pending JPH03128561U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3844190U JPH03128561U (en) 1990-04-09 1990-04-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3844190U JPH03128561U (en) 1990-04-09 1990-04-09

Publications (1)

Publication Number Publication Date
JPH03128561U true JPH03128561U (en) 1991-12-25

Family

ID=31546452

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3844190U Pending JPH03128561U (en) 1990-04-09 1990-04-09

Country Status (1)

Country Link
JP (1) JPH03128561U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4732060B2 (en) * 2005-08-03 2011-07-27 株式会社アイチコーポレーション Steering device for work vehicle
JP2015101113A (en) * 2013-11-21 2015-06-04 住友ナコ マテリアル ハンドリング株式会社 Steering device, industrial vehicle and program

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62149551A (en) * 1985-12-24 1987-07-03 Hikoma Seisakusho Kk Maneuvering mechanism for vehicle having loaded body capable of slewing
JPH01293273A (en) * 1988-05-20 1989-11-27 Fuji Heavy Ind Ltd Motor control device for electric power steering device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62149551A (en) * 1985-12-24 1987-07-03 Hikoma Seisakusho Kk Maneuvering mechanism for vehicle having loaded body capable of slewing
JPH01293273A (en) * 1988-05-20 1989-11-27 Fuji Heavy Ind Ltd Motor control device for electric power steering device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4732060B2 (en) * 2005-08-03 2011-07-27 株式会社アイチコーポレーション Steering device for work vehicle
JP2015101113A (en) * 2013-11-21 2015-06-04 住友ナコ マテリアル ハンドリング株式会社 Steering device, industrial vehicle and program

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