发明名称 BICYCLE SPROCKET ASSEMBLY
摘要 A bicycle sprocket assembly is provided with at least a first sprocket and a first axial spacer. The first sprocket includes a first sprocket mounting portion, a plurality of first sprocket arms extending radially from the first sprocket mounting portion and a first chain engaging portion disposed on radial outer ends of the first sprocket arms. The first chain engaging portion includes a plurality of first teeth. The first axial spacer is disposed on a first sprocket side surface of the first sprocket. The first axial spacer has a first spacer mounting portion and a plurality of first spacer arms extending radially from the first spacer mounting portion. The first spacer arms are partially visible from an axial view of a second sprocket side surface that faces in an opposite direction from the first sprocket side surface.
申请公布号 US2012196711(A1) 申请公布日期 2012.08.02
申请号 US201113015681 申请日期 2011.01.28
申请人 LOY NORMAN;LIM BOON KEONG;SHIMANO (SINGAPORE) PTE. LTD. 发明人 LOY NORMAN;LIM BOON KEONG
分类号 B62M9/10;F16H55/12 主分类号 B62M9/10
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