Rotary finishing disc

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6945863
SERIAL NO

10921602

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A flap disc includes a backing disc having an inner radial portion and abrasive flaps secured to an outer radial portion of the backing disc in an overlapping manner. First and second metal reinforcement rings include a body contacting one of front and rear surfaces of the backing disc adjacent a central opening. A threaded nut includes a body having an outer surface defining a shoulder and a retainer connected to the body. The shoulder contacts the second ring adjacent the central opening of the backing disc. The retainer is rolled outwardly to contact the first ring such that the nut and the rings are secured to the backing disc.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
WEILER CORPORATIONONE WILDWOOD DRIVE CRESCO PA 18326-0149

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hettes, Frank J Greentown, PA 8 78

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