Tire curing bladder

Details Tire curing bladder Tire curing bladder

2006-10-31

2006-10-31

Mackey, James P. (Department: 1722)

Plastic article or earthenware shaping or treating: apparatus

Reshaping, resizing or vulcanizing means for tire, tire...

Internal mold, form or support for toroid

C425S043000

Reexamination Certificate

active

07128545

ABSTRACT:
An expandable, toroidal shaped bladder for use in a tire curing press has a pair of opposing annular beads and an expansion portion location between the pair of annular beads. The expansion portion of the bladder has a central portion, shoulder portions, and sidewall portions. When the bladder is in a mounted but uninflated mode, the shoulder portions of the bladder have a radius of curvature R1significantly less than a radius of curvature Rc of the central portion. The shoulder portions have a bubble or square-like configuration.

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