Patent ID: 7473198
Filing Date: 2009-01-06
Classification: F16G

Abstract:
1. A bicycle chain apparatus comprising: first and second outer link plates; wherein the first outer link plate includes: wherein the first angled part is disposed between the first recess and the second recess; and first and second inner link plates disposed between the first and second outer link plates so that a portion of the first outer link plate overlaps a portion of the first inner link plate and a portion of the second outer link plate that includes the insertion through hole overlaps a portion of the second inner link plate; a connecting pin that extends through the insertion through hole formed in the portion of the first outer link plate that overlaps the portion of the first inner link plate and through the portion of the second outer link plate that overlaps the portion of the second inner link plate to connect the first and second outer link plates to the first and second inner link plates; and wherein the connecting pin has a pin body that has an intermediate part and first and second ends, wherein at least one of the first or second ends has a corresponding first or second recess defining a floor that faces in a longitudinal direction of the pin away from the pin, and wherein the floor has a floor diameter of from approximately 60% to approximately 90% of an outer diameter of the intermediate part.