Patent ID: 7143626
Filing Date: 2006-12-05
Classification: B21D,Y10T

Abstract:
1. A jaw for crimping a generally cylindrical compression sleeve in a compression coupling, which comprises at least two support members adapted to support at least two arcuately shaped dies for movement toward and away from each other for compressing the compression sleeve about an inner member to form a sealed coupling therewith, each said die having an inner arcuate die surface corresponding generally in circumferential shape and dimension to a predetermined outer surface portion of the compression sleeve, said die surface including a section having a generally concave cross-section so as to engage and compress the compression sleeve when positioned thereabout and moved toward each other, said dies each having at least one crimping roller rotatably mounted adjacent said die surface, said crimping roller adapted to form a crimp on the compression sleeve and the inner member to form a mechanical attachment.