FR2700150A1 - Trolley which is foldable vertically and horizontally - Google Patents

Abstract

A detachable basket (1) is positioned on horizontal arms (2) which are connected to the rear base by two lattice work uprights (3). From the base are positioned two folding arms (4) and two support arms (5). There are also two crosspieces (6) connecting the folding arms and support arms to the front part where there are two pivoting uprights (7).The base is also extended by two pivoting uprights (8) which are also extended by two handle arms (9). The support arms (10) connect the pivoting uprights (8) and the horizontal arms (2). The trolley is equipped with wheels or castors (11).

Description

The present invention relates to a vertically and horizontally foldable trolley with multi-functions including that of transporting goods particularly in self-service stores.

Currently in this specific area, stores provide customers with trolleys during their shopping time
These trolleys used by a large number of people are generally removed at a defined location against a deposit. After their purchases, the customers bring back the trolley to the aforementioned place after having transferred their purchases into bags which they will have most often positioned in the trunk of their vehicle.

The device according to the invention makes it possible to remedy the drawbacks of the current system. It in fact allows the consumer to have beforehand a personal and foldable trolley in the boot of his vehicle which he unpacks at the time of his purchases which he equips with containers. one or more of which can receive cooling envelopes for the storage of frozen products. Once their purchases have been made, the customer directly puts the filled removable bins in his vehicle trunk and folds up his cart which he can use when he returns home in particular in an elevator. The device according to the invention eliminates tedious, additional and tedious maneuvers.

Examples of foldable carts are known in the prior art.

European patent No. 0 043 873 describes a folding trolley for supermarket The trolley has a handle in the form of
U connected by hinges to front and rear uprights
US Patent No. 2,212,053 relates to a folding supermarket trolley. A vertical upright is fixed to a lower frame and supports a folding top tray.

US Patent No. 3,118,553 describes a collapsible cart.

A vertical upright is fixed on a lower frame and supports a folding top plate.

Fanais patent no. 0 202 135 relates to a supermarket trolley
The cart has a non-collapsible frame that can accommodate removable containers.

The American patent n ° 3 913 935 concerns a folding cart.

The carriage has a U-shaped handle connected to a lower frame
British patent no. 933 546 relates to a folding cart.

The carriage has a lower frame connected to an upper plate.

The folding trolleys according to the state of the existing technology occupy a large volume which makes their storage space in a car trunk illusory, in particular those provided with a short trunk. In addition, the trolleys according to the existing technique compote many parts which makes the manufacturing expensive and unreliable.

The present invention relates to a foldable multi-function trolley from a simple manufacturer occupying an extremely small volume in the folded position thanks to a vertical and horizontal folding and especially to a folding handle.
It is intended for very varied applications including that of trolley for self-service store or any other industrial or domestic application that can be envisaged.

The accompanying drawings illustrate the invention:
The figur.lrepresent the device according to the invention in volume.

Figure 2 shows the device according to the invention in front view.

Figure 3 shows the device according to the invention in front view during its folding.

With reference to these drawings, the device comprises removable trays 1 positioned on horizontala arms 2, connected to the rear base by two braced uprights 3. From this base, two folding arms 4 and two support arms 5 are positioned that two crosspieces 6 connecting them to the front part of the device comprising two uprights 7 pivoting and extended by two uprights 8 also pivoting and extended by two folding arms of handles 9. Support arms 10 connect the uprights 8 and the horizontal arms 2 to ensure proper horizontal support for the latter. The device is fitted with wheels or casters 11.
According to Figure 3 indicating the device according to the invention during folding, the length of the folded assembly determined by the length of the horizontal arms 2 is equal to the maximum spacing of the wheels in the fully folded position of the assembly.

The pivoting of the handle arms 9 on the uprights 8 allows the conservation of this space compatible with the storage of the device in all the vehicle trunks.

The present invention is in no way limited to the embodiments described by way of nonlimiting examples.

It covers, for example, all the variants and all the possible arrangements.

The device according to the invention is particularly intended for the transport of purchases in free-sevice stores.

Claims (3)

1 Trolley device foldable vertically and horizontally for multiple uses, characterized in that the length of the folded assembly is equal to that of the horizontal arms 2 supporting removable trays. 2 Device according to claim 1 characterized in that the handle arms 9 pivot on the uprights 8. 3 Device according to claim 1 characterized in that the removable containers 1 can be provided with cooling envelopes for the conservation of frozen products.