Features for maintaining voids within a tire tread

摘要

Particular embodiments of the present invention include tire treads that include a tread body having a length, a width, and thickness, the thickness being bounded by an outer surface and an underside surface. Such treads may also include a void positioned within the thickness of the tread body. Such treads may further include one or more members extending between the void and the tread underside surface. Other embodiments of the present invention include a tire having such treads, as well as molds for forming such treads.