Patent ID: 6516677
Filing Date: 2003-02-11
Classification: G01N

Abstract:
A sampling valve comprising a casing (2) with a valve chamber (10) inside of which a valve stem (15) is positioned, a first end of the valve stem being connected to a lifting device (20, 21), and the second end of the valve stem being guided in a sealed-tight manner inside an opening (7) of a casing wall,wherein the valve stem (15) has a longitudinal bore (25), which, adjacent to said second end, opens into at least one cross bore (26), and adjacent to said first end opens into a connecting branch (27), wherein the valve stem (15) is positionable into a first position in which the cross bore (26) is located outside the opening (7) and into a second position in which the cross bore communicates with the valve chamber (10), wherein the cross bore (26) in an intermediate position between said first and second positions is sealed both relative to the outside as well as relative to the valve chamber (10), and wherein the valve chamber (10) has a first connection (33) for supply of a choice of one of the following media: sterilization medium, sterile gas and cleaning fluid, and a second connection (32) for draining off condensate or cleaning fluid.