Bicycle chain rings with ramps

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United States of America Patent

PATENT NO 9791033
SERIAL NO

14473170

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Disclosed are bicycle chain rings for bicycles having specially shaped ramps with lifting surfaces for improved up-shifting performance. Additional embodiments of the bicycle chain rings of the present invention may be configured with one or more additional features formed within the chain rings including a transition slide, a tapered ramp face, a ramp bridge, a ramp lead, a trailing transition slide and a wear pin.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
RAMPWERKS LLC6900 NORTH DALLAS PARKWAY 3RD FLOOR PLANO TX 75024

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goates, Eldon Colorado Springs, US 56 634
Wickliffe, Christopher A Ogden, US 21 383

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