ELECTRIC-ASSISTED TRUCK

To provide an electric-assisted truck that turns with a small minimum turning radius and can be comfortably and accurately operated by an operator.SOLUTION: An electric-assisted truck 1 according to the present invention includes: a frame 10; a load-carrying platform 20; a lifting device 30 that lif...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SAKAMOTO NORIMASA, NOMURA KAZUHIKO, NAKAGAWA MANABU
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide an electric-assisted truck that turns with a small minimum turning radius and can be comfortably and accurately operated by an operator.SOLUTION: An electric-assisted truck 1 according to the present invention includes: a frame 10; a load-carrying platform 20; a lifting device 30 that lifts the load-carrying platform up and down relative to the frame; drive wheels 40 and driven wheels 50 that are attached to a lower side of the frame; an operation handle 60 by which an operator controls the operation of the load-carrying platform and the drive wheels; and a control unit 70 that controls the operation of the load-carrying platform and the drive wheels in accordance with the operation of the operation handle. The drive wheels are attached to the center of the frame in the front to back direction to be located at the right side and the left side, and the driven wheels are attached to four corners of the frame in the front to back direction and in the right to left direction. The operation handle is attached to the load-carrying platform to integrally move up and down with the load-carrying platform. The operation handle is divided into right and left operation portions 60R, 60L. The left operation portion 60L operates a left-side drive wheel 40L of the drive wheels when being gripped by the left hand of the operator. The right operation portion 60R operates a right-side drive wheel 40R when being gripped by the right hand of the operator.SELECTED DRAWING: Figure 1 【課題】 旋回時の最小回転半径が小さく、作業者が快適且つ正確に操縦できる電動アシスト台車を提供する。【解決手段】 本発明の電動アシスト台車1は、フレーム10と、荷台20と、荷台をフレームに対して昇降させる昇降装置30と、フレームの下側に取り付けられる駆動輪40及び従動輪50と、荷台及び駆動輪の動作を作業者が操作するための操作ハンドル60と、操作ハンドルの操作に応じて荷台及び駆動輪の動作を制御する制御部70とを備える電動アシスト台車において、駆動輪はフレームの前後方向の中央の左右に取り付けられ、従動輪はフレームの前後左右の四隅に取り付けられ、操作ハンドルは荷台に取り付けられて荷台と一体に昇降可能であると共に、作業者が左手で握ることで駆動輪のうち左側駆動輪40Lを操作するための左操作部60Lと、右手で握ることで右側駆動輪40Rを操作するための右操作部60Rに分離している。【選択図】図1