The invention provides a base tire manufacturing method and a base tire having a proper thickness for the rubber layer by setting the thickness of the rubber layer in such a manner as to optimize the buffing allowance for the cure-molded base tire without ...

A method and a system (10) of producing a tyre tread (4) with lugs (6); the tread having a tread base (5), and a number of lugs (6) projecting upwards from the tread base (5); and the method including the steps of: preparing a green-rubber blank tread (13)...

A pneumatic tire has a tread rubber made of a nonconductive rubber. The tread rubber (10) is provided with a first and second conductive portions (13, 14) made of a conductive rubber. The first conductive portion (13) extends radially inwardly from a groun...

This invention relates to a retreadable tire (1) which contains a non-black colored rubber carcass cushion layer (4A) sandwiched between its tire tread (2A) and tire casing (3). The non-black colored rubber carcass cushion layer acts both as an adhesive an...

Methods for manufacturing a composite rubber tire with a polyurethane tread comprise: treating an outer surface of an internal rubber body; preparing a polyurethane pre-polymer; improving the polyurethane pre-polymer; and applying the polyurethane pre-poly...

It is to provide a rubber composition providing a large friction force even on a body having, for example, an ice face of a low friction coefficient by constituting with a foamed rubber having a rationalized foaming state, and a pneumatic tire, particularl...