Patent ID: 8066425

Claim:
A homogenisation device including: a body having a flow passage therethrough; opposing first and second homogenisation members located in the flow passage; the homogenisation members having opposing homogenisation surfaces that form a flow restriction of the flow passage therebetween; at least one of the homogenisation surfaces creating a flow resistance that causes at least part of a flow passing through the flow restriction to be diverged in a non-linear path across the homogenisation surface, wherein at least one of the homogenisation members includes a ridge formation protruding therefrom, the ridge formation terminating in an upper face defining the homogenisation surface, wherein the ridge formation includes a first edge and a second edge opposite the first edge, the upper face of the ridge formation extending between the first edge and the second edge, and wherein the first edge of the ridge formation is of non-circular profile when viewed in plan.