The Goodyear & Tire Rubber Company

Minwu Yao

Dennis Alan Lundell

George Michael Stoila

Dale Eugene Wells

Michael James Hogan

Kenneth Dean Conger

Richard David Vargo

Thierry Royer

Thomas Alan Sells

Viscardo Baldoni

Frank Anthony Kmiecik

Mark John Montgomery

Matthew Ray Cappelli

Kristian Daniel Johnson

John Edward Anderson

Christopher Daniel Pfeiffer

Alex James Elchert

Pablo Rafael Morales

Andrew Robert Ondo

An expandable bladder for shaping a pneumatic tire to be mounted inside a tire curing mold, the expandable bladder having a toroidal configuration and having a pair of opposing annular beads, wherein the bladder has an expansion section that is formed from a plurality of waves.

Corrugated tire bladder

A tire building drum is described that includes an inboard section, a center section and an outboard section. The inboard section has a rotating spindle and a sliding shaft, and the sliding shaft is slidable within the spindle. The inboard section further includes a radially expandable bead lock device mounted on the spindle. The center section has an internal hub mounted on the sliding shaft and further comprises a plurality of tiles that are radially expandable. The outboard section of the drum is mounted on a distal end of the sliding shaft, and further includes a radially expandable bead lock device. The center section and the outboard section are each axially movable by sliding of the sliding shaft.

Tire building drum

Growing community of inventors

Stow, OH, United States of America

Minwu Yao