Patent ID: 7431748

Claim:
A separation device which comprises: a top having an opening therein and an internal downwardly extending projection extending therefrom having a channel disposed therein and at least one ingress pathway into said channel, said channel connecting with said top opening; a bottom having an opening therein and an internal upwardly extending projection extending therefrom having a channel disposed therein and at least one egress pathway from said channel, said channel connecting with said bottom opening; an impingement surface between said projections; a sealing means between said top and said bottom; said impingement surface further comprises a downwardly-extending peripheral lip; at least two radially spaced upwardly extending arms from said surface; at least two radially spaced downwardly extending arms from said surface; each of said upwardly extending arms in sliding engagement with said downwardly extending projection from said top; and each of said downwardly extending arms in sliding engagement with said upwardly extending projection from said bottom.