Bicycle sprocket

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United States of America Patent

PATENT NO 9919764
SERIAL NO

14597516

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A bicycle sprocket includes a sprocket body and a chain engagement structure. The sprocket body has a center rotational axis, a first side surface and a second side surface. The first and second side surfaces face oppositely with respect to an axial direction of the bicycle sprocket. The first side surface is a smaller sprocket facing side of the bicycle sprocket. The chain engagement structure includes a plurality of sprocket teeth extending radially outward from an outer periphery of the sprocket body. The sprocket teeth include at least one shift assist tooth having a recessed portion recessed from the first side surface toward the second side surface. A protuberance is formed in the recessed portion.

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Patent Owner(s)

Patent OwnerAddress
SHIMANO INCOSAKA JAPAN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukumori, Tsuyoshi Osaka, JP 40 395

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