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US 12,053,946 B2Granted
Sealant layer assembly
AssigneeBridgestone Europe NV/SA
InventorsGiuseppe Pezzullo, Francesco Botti
Life of this patent
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Abstract
A sealant layer assembly which allows a sealant layer to be applied on a tire outside of tire production plants. The assembly comprises a sealant layer to be applied on the surface of an inner liner layer facing the inner cavity of a tire, a net layer arranged on a first surface of the sealant layer, and at least one non-stick protective layer arranged either on a second surface of the sealant layer opposite the first surface or on the net layer.
Claims14
A sealant layer assembly for allowing a sealant layer to be applied on an inner cavity of a tire outside of tire production plants, said assembly comprising:
- a sealant layer configured upon application with a first surface on a surface of an inner liner layer facing the inner cavity of a tire, wherein the sealant layer comprises a rubber layer having a viscosity operable to instantaneously seal around an object that penetrated a tread or closes a hole left by the object;
- a net layer arranged on said first surface of the sealant layer with the net layer and configured to be, in use, interposed between the sealant layer and the surface of the inner liner layer facing the inner cavity of a tire;
- and
- a non-stick protective layer arranged on said net layer;
- wherein said net layer comprises meshes, each mesh having an area ranging from 0.25 mm2 to 25 mm2.
2 more elements
Dependencies are inferred from the claim text.