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US 12,673,473 B2Granted
Method for constructing the tread of a tire, device configured for performing the method and uncured rubber strip
AssigneeVM Holding B.V.
InventorJacobus Lambertus Van Merksteijn
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Abstract
Disclosed herein is a method for constructing the tread of a tyre, comprising of: a) arranging a plurality of layers of uncured rubber with a layer thickness per layer of between 30 and 500 pm on a base (20); b) removing material from the layers for the purpose of arranging a predetermined pattern; and c) at least partially separately curing each layer. The present invention also relates to a device to perform said method and to an uncured rubber strip, suitable for use in said method.
Claims16
A method for constructing a tread of a tyre, comprising:
- a) arranging a plurality of layers of uncured rubber with a layer thickness per layer of between 30 and 500 μm on a base;
- b) removing material from each layer for a purpose of arranging a predetermined pattern using laser ablation and before arranging a subsequent layer over each layer;
- and
- c) separately curing each layer by converting at most 70% of the uncured rubber over the entirety of a surface of each layer.
1 more element
Dependencies are inferred from the claim text.