Patent ID: 6286329
Filing Date: 2001-09-11
Classification: F16L,F25B,F25D,F28D

Abstract:
A multi-cavity adapter for a pipe freezer, said adapter comprising an adapter body, said adapter body being an elongated piece of thermally conductive material having a predetermined length, said adapter body comprising:(a) a first end face;(b) a second face;(c) a bore passing through said adapter body, said bore serving as a cartridge evaporator receiving port for the reception of a cartridge evaporator therein, said bore having a predetermined diameter, said bore having an inner surface, said bore extending from the first end face to the second end face of said adapter body;(d) an outer surface having a plurality of concave pipe receiving surfaces, each concave pipe receiving surface having a specific distinct radius of curvature, whereby pipes with different outside diameters can be accommodated, the intersection of each said pipe receiving surface and said outer surface defining a first corner edge and a second corner edge of each said pipe receiving surface, the intersection of each corner edge with said first end face defining a corner point of said first end face, the intersection of each corner edge with said second end face defining a corner point of said second end face; and(e) a first locking channel and a second locking channel situated near the corner points of each pipe receiving surface, said locking channels passing through said adapter body, said locking channels extending from the first end face to the second end face of said adapter body, said first locking channel having a first channel opening in the first end face and a second channel opening in the second end face, said second locking channel having a first channel opening in the first end face and a second channel opening in the second end face.