| 摘要 |
The present invention refers to a device for facilitating driving a rollable walker of the type incorporating a chassis frame, which is supported by at least one front wheel fitted to the depending frame part and a rear pair of wheels, which device incorporates a movable support attachable to the rollable walker in the area of its forward castor wheels and means adapted to move said movable support in front of said forward castor wheels when it/they are projecting backwards, at lifting of the said front castor wheels about the rear pair of wheels. The invention furthermore incorporates a rollable walker equipped with such a device.
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