JPS63154599U - - Google Patents
Info
- Publication number
- JPS63154599U JPS63154599U JP4722787U JP4722787U JPS63154599U JP S63154599 U JPS63154599 U JP S63154599U JP 4722787 U JP4722787 U JP 4722787U JP 4722787 U JP4722787 U JP 4722787U JP S63154599 U JPS63154599 U JP S63154599U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pressure
- working hydraulic
- predetermined value
- gear ratio
- speed ratio
- 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
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案にかかるリフトトラツクの自動
変速装置の一実施例を示す概略構成図である。
１０……自動変速装置、１２，１４……リフト
シリンダー、２６……フアイナルドライブ、３０
，３２……ドライブシヤフト、４２……低速ギヤ
、４４……高速ギヤ、４６……選択機構、５８…
…低速ドリブンギヤ、６０……高速ドリブンギヤ
、６２……変速手段、６６……シリンダ（液圧セ
ンサ）、７０……切換アクチユエータ（切換手段
）、８４……アクセルペダル、８６……ペダルア
クチユエータ。
FIG. 1 is a schematic diagram showing an embodiment of an automatic transmission device for a lift truck according to the present invention. 10... Automatic transmission, 12, 14... Lift cylinder, 26... Final drive, 30
, 32... Drive shaft, 42... Low speed gear, 44... High speed gear, 46... Selection mechanism, 58...
...Low speed driven gear, 60...High speed driven gear, 62...Transmission means, 66...Cylinder (hydraulic pressure sensor), 70...Switching actuator (switching means), 84...Accelerator pedal, 86...Pedal actuator.
Claims (1)
降を行なうリフトトラツクにおいて、 駆動力伝達経路中に、少なくとも２段階の変速
比切換機能を持つ変速手段を設けると共に、前記
リフトシリンダーの作動液圧を検出する液圧セン
サを設け、かつ、該作動液圧が所定値より高い時
に前記変速手段を大変速比側に設定し、作動液圧
が所定値より低い時に変速手段を小変速比側に設
定する切換手段を設けたことを特徴とするリフト
トラツクの自動変速装置。[Claims for Utility Model Registration] In a lift truck that lifts and lowers a load using a hydraulically driven lift cylinder, a transmission means having at least a two-stage gear ratio switching function is provided in the drive force transmission path, and the lift cylinder is provided with a hydraulic pressure sensor that detects the working hydraulic pressure, and when the working hydraulic pressure is higher than a predetermined value, the shifting means is set to a high speed ratio side, and when the working hydraulic pressure is lower than a predetermined value, the shifting means is set to a small speed ratio side. An automatic transmission device for a lift truck, characterized in that it is provided with a switching means for setting a gear ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4722787U JPS63154599U (en) | 1987-03-30 | 1987-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4722787U JPS63154599U (en) | 1987-03-30 | 1987-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63154599U true JPS63154599U (en) | 1988-10-11 |
Family
ID=30867635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4722787U Pending JPS63154599U (en) | 1987-03-30 | 1987-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63154599U (en) |
-
1987
- 1987-03-30 JP JP4722787U patent/JPS63154599U/ja active Pending