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US 2015/0375562 A1Published application
Cardboard made wheel
AssigneeI.G. Cardboard Technologies Ltd.
InventorIzhar GAFNI
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Abstract
The disclosure provides a generally planar wheel, comprising a multi-layer cardboard body having at least one layer of a high-density cardboard sheet sandwiched between at least two layers of low-density cardboard sheet.
Claims16
A wheel, comprising:
- a generally planar, multi-layer cardboard body having two side faces, a circular circumference and a hub that defines a central axis, the layers being arranged in parallel to the two side faces;
- the layers comprising at least one layer of a high-density cardboard sheet sandwiched between at least two layers of low-density cardboard sheet, each of said low-density cardboard sheet, comprising two liner cardboard layers fitted on opposite sides of a low-density cardboard layer;
- the at least two layers of cardboard sheet and the at least one layer of high density cardboard being fixedly attached to one another.
Dependencies are inferred from the claim text.