JPH0474177U - - Google Patents
Info
- Publication number
- JPH0474177U JPH0474177U JP11818690U JP11818690U JPH0474177U JP H0474177 U JPH0474177 U JP H0474177U JP 11818690 U JP11818690 U JP 11818690U JP 11818690 U JP11818690 U JP 11818690U JP H0474177 U JPH0474177 U JP H0474177U
- Authority
- JP
- Japan
- Prior art keywords
- steering
- torque
- detection section
- cargo handling
- electric vehicle
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の操舵倍力装置が用いられた重
量物運搬車の側面図、第２図は操舵検出部の平面
図、第３図は要部側面図、第４図は倍力機構を示
す斜視図、第５図は油圧回路図である。
１……重量物運搬車、７……駆動輪、８……旋
回ギヤケース、１０……倍力機構、１３……バー
ハンドル、１５……操舵検出部、ＳＯＬ……ソレ
ノイドバルブ、３２……オービツトモータ。
Figure 1 is a side view of a heavy goods carrier using the steering booster of the present invention, Figure 2 is a plan view of the steering detection section, Figure 3 is a side view of the main parts, and Figure 4 is the booster mechanism. FIG. 5 is a hydraulic circuit diagram. DESCRIPTION OF SYMBOLS 1...Heavy goods carrier, 7...Drive wheel, 8...Swivel gear case, 10...Boosting mechanism, 13...Bar handle, 15...Steering detection unit, SOL...Solenoid valve, 32...O bit motor.
Claims (1)
ダに圧油を供給して荷役作業を行いうる荷役手段
を備えた電動車両であつて、該電動車両に装備さ
れたバーハンドルに加えられた操舵トルクの向き
を検出する操舵検出部と、前記ポンプから吐出さ
れる作動油を、前記操舵検出部により検出された
操舵トルクの向きに対応した方向に切り換えるソ
レノイドバルブと、作動油管路に設けられ前記作
動油にて回転駆動されるオービツトモータと、該
オービツトモータのトルクを操舵輪を支持する旋
回ギヤケースに伝達することを特徴とするバーハ
ンドルの操舵倍力装置。 An electric vehicle is equipped with a cargo handling means capable of rotationally driving a hydraulic pump with an electric motor to supply pressure oil to a hydraulic cylinder to carry out cargo handling operations, and the steering torque applied to a bar handle equipped on the electric vehicle is a steering detection section that detects the direction of the steering torque; a solenoid valve that switches the hydraulic fluid discharged from the pump in a direction corresponding to the direction of the steering torque detected by the steering detection section; 1. A steering booster for a bar handle, comprising: an orbit motor that is rotationally driven by a steering wheel; and a torque of the orbit motor is transmitted to a swing gear case that supports a steering wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11818690U JPH0474177U (en) | 1990-11-09 | 1990-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11818690U JPH0474177U (en) | 1990-11-09 | 1990-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0474177U true JPH0474177U (en) | 1992-06-29 |
Family
ID=31866090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11818690U Pending JPH0474177U (en) | 1990-11-09 | 1990-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0474177U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6490870A (en) * | 1987-09-30 | 1989-04-07 | Hitachi Ltd | Motor power steering device |
-
1990
- 1990-11-09 JP JP11818690U patent/JPH0474177U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6490870A (en) * | 1987-09-30 | 1989-04-07 | Hitachi Ltd | Motor power steering device |
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