Expandable rim for tire tread buffing apparatus and method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12246503
APP PUB NO 20240217196A1
SERIAL NO

18603148

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A machine for retreading tires includes a rotatable hub that includes a moveable conical element, and an expandable rim disposed around the rotatable hub. The expandable rim includes a plurality of shoes. Each shoe of the plurality of shoes may have a base portion and a rim portion. The base portion may have a two-piece construction that allows for replacement of a worn interface that may include a channel and a ramp. A method for assembling an expandable rim for use in a tire retreading machine, and a method for servicing a machine having an expandable rim are also disclosed.

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First Claim

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Patent Owner(s)

  • BRIDGESTONE BANDAG, LLC

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ferrell, Christopher J A Bettendorf, US 5 2
Frisbie, Todd R Muscatine, US 4 0
Henriksen, Eric M Muscatine, US 10 22

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