Patent ID: 6161445
Filing Date: 2000-12-19
Classification: B62D,Y10T

Abstract:
A guide sprocket assembly for attachment to a tail shaft rotating in a first direction for guiding a drive chain around the tail shaft, the guide sprocket assembly comprising:an annular lock plate assembly securable to the rotating tail shaft for rotation with the tail shaft in the first direction, the lock plate assembly having an annular sprocket groove formed between a pair of annular, spaced lock plates, each lock plate having a circumferential chain support surface to radially support the drive chain; andan annular guide sprocket positioned within the annular sprocket groove, the annular guide sprocket being freely rotatable within the annular sprocket groove such that the annular guide sprocket is freely rotatable around to the lock plate assembly, the guide sprocket having a plurality of teeth spaced around its outer circumference for engaging the drive chain.