This utility model discloses a foldable frame for a cart, including the front wheel unit part, the rear wheel unit part, the side-wall connection structure, the scissor structure I, the scissor structure II, the bottom support structure. The said scissor structure I is movable-connected on the front wheel unit part, and both the said scissor structure II and the scissor structure I have the same structure and are connected on the rear wheel unit part. Two groups of the said side-wall connection structure are provided and they are respectively connected on the front wheel unit part and the rear wheel unit part on the same side. Totally, the said bottom support structure are movable-connected to two groups of the said front wheel unit part and the rear wheel unit part. This utility model belongs to the technology field of the frame for a cart.

A foldable rollable golf bag trolley comprising a push handle assembly, a front leg assembly a left rear leg assembly, a right rear leg assembly, a folding mechanism having two universal joint sub-assemblies, a series of hubs and ramp discs, wherein said components of the folding mechanism are aligned about a central axis of a main pivot shaft in a first position. The folding mechanism further comprising a plurality of locking gears and springs wherein the two universal joint sub-assemblies and a left and right ramp disc cause a left rear hub and a right rear hub to move in two dimensions when the folding mechanism is engaged in a second position.

A foldable wagon frame has a front wheel frame hingedly connected with a rear wheel frame to form a horizontal support frame when the frame is expanded. A lower part of the front wheel frame has at least two front folding rods, and a lower part of the rear wheel frame has at least two rear folding rods. A front folding rod and corresponding rear folding rod are hinged by a middle horizontal hinge shaft. A cross-folding frame is arranged below the horizontal support frame. The cross-folding frame includes a front cross rod and a rear cross rod. The front cross rod is connected with a lower end of the front wheel frame. The rear cross rod is connected with the lower part of the rear wheel frame. The front cross rod and the rear cross rod are hinged with each other through a vertical hinge shaft.

A foldable cart has a stabilizing handle device, which includes a connecting seat. The connecting seat has a connecting groove and two connecting rods of the foldable frame of the foldable cart are pivotally connected to the connecting seat in the connecting groove. A pulling rod mechanism is pivotally connected with the connecting seat. The connecting seat has a fixing strut that extends between the connecting seat and the foldable frame. When the cart frame is folded, the two connecting rods rotate about their pivot connections with the connecting seat, so that the two connecting rods approach each other. The connecting seat is fixedly connected to the fixing strut and a pivot point on the front side of the foldable frame so that an angle between the two remains fixed, which prevents the pulling rod mechanism from toppling left and right.

A foldable wagon comprises a foldable frame, a pull rod assembly installed at the front of the foldable frame, and walking wheels installed at the bottom of the foldable frame, wherein the foldable frame comprises an underframe, a front frame arranged at the front of the underframe, a rear frame arranged at the rear of the underframe, and side frames arranged at the left and right sides of the underframe; and the underframe is connected with the front frame, the rear frame, and the side frames through a lower connecting seat, a supporting rod, and an upper connecting seat to form a foldable frame structure; the underframe comprises a bottom beam and side rods arranged at the front and rear sides of the bottom beam in a crossed manner, which form a stable triangular support structure in a crossed manner; the structural strength of the bottom is high, and the bottom beam comprises a fastening member. The fastening member is connected with the overlapping joint of two inner long rods of the inner rod of the side frame by a bolt penetrating way, which realizes the interconnection between the underframe and the side frame and further increases the overall strength of the foldable frame.

The utility model provides a baby trailer with convenient storage, which comprises a trailer frame and a storage structure. The trailer frame comprises a front side frame, a rear side frame, a rear chassis frame. The front chassis frame is hinged with the front side frame. The rear chassis frame is hinged with the rear side frame. The storage structure is hinged with the front side frame and the rear side frame, so that the front frame and the rear side frame are capable of folded. The storage structure comprises two storage frames, a connecting rod. The connecting rod is connected with the left storage frame ,the connecting rod is connected with the right storage frame. The ends of the front chassis frame and the rear chassis frame are movably placed on the connecting rod. The baby trailer has the advantages of convenient storage and small occupied space after storage.

The present invention relates to a foldable lightweight roll container, and more particularly, to a foldable lightweight roll container which is lightweight, very easy for cleanliness and maintenance while preventing shortening of a lifetime, and may be used to carry goods in various fields such as medicines and foods in addition to various industrial products. The foldable lightweight roll container according to the present invention is configured to include including a loading frame 100 including a rear frame member 101, left and right frame members 102 and 102′ coupled rotatably to left and right ends of the rear frame member 101, respectively, left and right door members 103 and 103′ coupled rotatably to front ends of the left and right frame members, a bottom member 104 coupled to a lower end of an inner side of the rear frame member, a bottom support means 170 installed on each inner side of the left and right door members to support the bottom member, and door locking members 106 installed on the left and right door members, a left hinge member 200 installed to rotatably couple the left frame member to a left end of the rear frame member, a right hinge member 300 installed to rotatably couple the right frame member to a right end of the rear frame member, left and right door hinge members 400 installed to couple the left and right door members to front ends of the left and right frame members so as to be rotatable and ascend in a predetermined interval, left and right bottom hinge members 500 installed to couple the bottom member to a lower end of the front surface of the rear frame member so as to be rotatable up and down, and casters 600 coupled to left and right ends of the lower surface of the rear frame member and the front ends of the lower surfaces of the left and right frame members, respectively.

A hamper has a fabric bag, and a supporting frame assembly that has a foldable wall assembly, a base and a top frame. The foldable wall assembly has a rear frame, a left frame a right frame. The base has a rear side that is pivotally connected with the bottom side of the rear frame, with the left and right sides of the base removably coupled to the bottom sides of the left frame and the right frame, respectively. The top frame has a rear side that is removably coupled to the top side of the rear frame, with the left and right sides of the top frame removably coupled to the top sides of the left frame and the right frame, respectively. The fabric bag has four side walls, each side wall having a lip extending around the upper edge of each side wall, and four vertical corner sleeve pockets.

The present invention discloses a foldable trolley with convenient folding structure, comprising an tipper folding frame, a lower folding frame and a supporting rod assembly. Sliding ends of both the front and rear sliding upright rods slide closely or backwardly as the lower folding frame is folded or expanded, thus to form a triangular support arm structure, thereby strengthening the stability of overall structure. Besides, a folding lock-release mechanism is provided, when the foldable frame is expanded, the front and rear locking assemblies thereof respectively limit the front and rear sliding upright rods to slide; when the foldable frame is folded, the front and rear locking assemblies release limitation of the front and rear sliding upright rods respectively through the unlocking assembly. The foldable frame can be folded by simply lifting the upper connecting rod up, thus one key locking or unlocking is achieved, and the operation is convenient.

A vehicle system includes a chassis, a plurality of wheels coupled to the chassis and supporting the chassis for rolling on a surface, and a riding platform coupled to the chassis. The riding platform is for supporting a user behind the chassis when the riding platform is in a downward pivoted state. A linkage connects the riding platform to the chassis for selective pivotal motion relative to the chassis between an upward pivoted state in which the riding platform is pivoted into a position to allow a user to walk behind the chassis and a downward pivoted state in which the user may ride or step on the platform.