초록 ▼

A foldable hand cart formed with a platform in front and frames extended to form a high back. The cart is collapsible to form a compact assembly bound together by an elastic cord. The platform is automatically locked when unfolded, as are the frames when raised in consecutive order. Simple controls

A foldable hand cart formed with a platform in front and frames extended to form a high back. The cart is collapsible to form a compact assembly bound together by an elastic cord. The platform is automatically locked when unfolded, as are the frames when raised in consecutive order. Simple controls serve to unlock the frames and platform for movements collapsing the cart. Interfitting safeguards reinforce the frames against separating, pivoting and twisting strains.

대표청구항 ▼

A folding, collapsible hand cart comprising: a load-carrying platform frame having an arch shape with side bars which are attached to a pair of rearward side plates along portions thereof which are forwardly bent from a back wall reinforcing said side plates; a first shaft and wheel assembly passing

A folding, collapsible hand cart comprising: a load-carrying platform frame having an arch shape with side bars which are attached to a pair of rearward side plates along portions thereof which are forwardly bent from a back wall reinforcing said side plates; a first shaft and wheel assembly passing through said side plates and the ends of said bars to add stability to said platform; said side plates further having a second shaft secured to them above said first shaft and spaced from said back wall and an opening in one of said side plates to receive first locking means positioned on cart handle means, said handle means comprising a main frame carrying extensible, arch-shaped slidable frames, the main frame being of arch shape having side bars which are mounted on said second shaft for pivotal movement of said main frame from a closed position in contact with said platform frame to an open position perpendicular to said platform frame and in locked relationship therewith by the engagement of said first locking means positioned on one of said main frame side bars with said opening in one of said side plates, said extensible frames being located between the side bars of said main frame and slidable through the top of the main frame, said extensible frames being an inner one with lateral channeled uprights opening outwardly, and an outer one with inwardly opening channeled uprights seating in those of the inner frame.