Semi-hollow pneumatic tyre and associated wheel rim, notably for agricultural machinery
First Claim
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1. A pneumatic tyre for a wheel rim formed by a hub surrounded by a peripheral seat having an outer wall provided with a peripheral slot, the tyre comprising:
- a casing having an uninflated inner volume, said casing comprising an inner wall which is adapted to surround the outer wall of the peripheral seat and which is provided with a retaining bead adapted to be received in the peripheral slot in the peripheral seat, and a convex outer wall forming the tread of the tyre,wherein the inner wall of the tyre is concave, so as to surmount the outer wall of the peripheral seat, the inner wall and the convex outer wall of the tyre being connected by two annular borders adapted to cover the outer wall of the peripheral seat towards the hub,wherein the inner wall of the casing has a substantially semi-circular cross-section,wherein said convex outer wall of the tyre has a substantially semi-circular cross-section, andwherein the two annular borders extend radially inward beyond an inner surface of said retaining bead.
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Abstract
A pneumatic tyre of the semi-hollow type includes a casing having an uninflated inner volume and including an inner wall provided with a retaining bead and a convex outer wall forming the tread of the tyre, the inner wall and the outer wall of the tyre being connected by two annular borders. The inner wall of the tyre is concave so as to surmount a convex outer wall of the peripheral seat of a rim of a wheel, this outer wall being provided with a peripheral slot adapted to accommodate the retaining bead of the tyre.
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17 Claims
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1. A pneumatic tyre for a wheel rim formed by a hub surrounded by a peripheral seat having an outer wall provided with a peripheral slot, the tyre comprising:
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a casing having an uninflated inner volume, said casing comprising an inner wall which is adapted to surround the outer wall of the peripheral seat and which is provided with a retaining bead adapted to be received in the peripheral slot in the peripheral seat, and a convex outer wall forming the tread of the tyre, wherein the inner wall of the tyre is concave, so as to surmount the outer wall of the peripheral seat, the inner wall and the convex outer wall of the tyre being connected by two annular borders adapted to cover the outer wall of the peripheral seat towards the hub, wherein the inner wall of the casing has a substantially semi-circular cross-section, wherein said convex outer wall of the tyre has a substantially semi-circular cross-section, and wherein the two annular borders extend radially inward beyond an inner surface of said retaining bead. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification