Patent ID: 11884363
Assignee: SRAM DEUTSCHLAND GMBH
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. An individual chain wheel for a bicycle front crank arrangement for engaging in a drive chain, said individual chain wheel comprising:
a plurality of teeth formed on a circumference of the chain wheel and having a first and a second group of teeth, wherein the teeth of the second group of teeth are arranged in an alternating manner between the teeth of the first group of teeth, and each tooth of the first group of teeth has a load flank, and an opening in a vicinity of the load flank,
wherein at least one tooth of the first group of teeth includes a wear indicator formed thereon, and
wherein the opening in the vicinity of the load flank is set back only in sections in relation to the load flank by a greater distance than the distance over which a portion of an inner link plate of the drive chain, which portion runs ahead during operation, protrudes over a roller.