Post cure correction of tire uniformity.
U.S. patent: 6,908,587
Issued: June 21, 2005
Inventors: David John Baiter, Michael Alois Kolowski and Anthony J. Scarpitti
Assigned: Goodyear Tire & Rubber
Key statement: (1) Providing 360 degree circumferential tread restraint; (2) sealingly holding the beads concentric to, and equidistant e·qui·dis·tant
equi·distance n. from, the axis of rotation Noun 1. axis of rotation - the center around which something rotates
mechanism - device consisting of a piece of machinery; has moving parts that perform some function , and symmetrically spaced about the equatorial plane e·qua·to·ri·al plane
The plane that contains all of the centromeres and their spindle attachments during metaphase of mitosis. ; and (3) inflating the selected tire to a controlled pressure, and holding the controlled pressure for a controlled time to a controlled temperature above a glass transition temperature The glass transition temperature is the temperature below which the physical properties of amorphous materials vary in a manner similar to those of a solid phase (glassy state), and above which amorphous materials behave like liquids (rubbery state). of the tire's ply cord material; and before the end of the controlled time, cooling the selected tire below the glass transition temperature.