Foldable stepladder
AssigneeDenyse Stoltz
InventorGerard Stoltz
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Abstract
The present invention relates to a foldable stepladder constituted by: a first pair of two main uprights, a plurality of steps, a device for maintaining said steps in their unfolded configuration, a second pair of two auxiliary uprights, wherein the auxiliary uprights are articulated at one of their ends on the upper part of the main uprights and they are articulated on each other about a pin in their median part to present, in unfolded position of use, the form of a cross, said auxiliary uprights being connected from said mutual pivot point to the central upright by a connecting rod. The invention is more particularly applicable to the manufacture of foldable stepladders.
Claims7
In a foldable stepladder constituted by:
- a first pair of two generally parallel main uprights,
- a plurality of steps, each comprising two parts articulated on the one hand, one on one of the main uprights, the other, on the other main upright, on the other hand, on each other and on a central upright generally parallel to the main uprights, about axes perpendicular to the plane of said main uprights and to said parts of each step,
- a device for maintaining said steps in their unfolded configuration,
- a second pair of two auxiliary uprights associated with said main uprights to maintain said main uprights and said steps in their position of use,
- the auxiliary uprights are articulated at one of their ends on the upper part of the main uprights and they are articulated on each other about a pin in their median part to present, in unfolded position of use, the form of a cross, said auxiliary uprights being connected from said mutual pivot point to the central upright by a connecting rod.
Dependencies are inferred from the claim text.