Patent ID: 6177042
Filing Date: 2001-01-23
Classification: B29C,B29D,B29K

Abstract:
A method of making an endless tractor track having treads on its outer portion from an initially uncured belt and a plurality of drive lugs, such method including the steps of:providing a molding press having inner molding segments and outer molding segments that are initially separated from one another;securably attaching the drive lugs onto the inner periphery of the uncured belt;positioning the uncured belt with the drive lugs attached thereto between the inner and outer molding segments;heating the molding press and moving the inner and outer molding segments together to exert compressive pressure on the uncured belt and drive lugs to mold treads on the outer portion of the belt while bonding the drive lugs to the inner periphery of the belt to form an endless tractor track;separating the inner and outer molding segments; andremoving the cured tractor track from the molding press.