Patent ID: 7722492

Claim:
A closing link for a bicycle chain, comprising: a first outer link plate having a first outer surface, a first elongated hole and a first chain pin extending therefrom; and a second outer link plate having a second outer surface, a second elongated hole and a second chain pin extending therefrom, the first chain pin received in the second elongated hole, the second chain pin received in the first elongated hole, each chain pin having a head at one end, a foot at the other end and a groove therebetween, each elongated hole having a larger diameter end, a smaller diameter end and a displacement region therebetween, the larger diameter end having a diameter larger than a diameter of the pin head, the smaller diameter end receiving the groove of the chain pin and including a countersink having a depth from the link plate outer surface to receive the pin head, the displacement region including sides having recessed portions having a smaller depth from the link plate outer surface than the depth of the countersink at least in the region of the countersink.