Patent ID: 6434952
Filing Date: 2002-08-20
Classification: F16L,F25D

Abstract:
A freezer head for pipe freezing devices, said freezer head comprising:a casing (1) having a first exterior side with one or more first exterior depressions (7) configured to receive a pipe section to be frozen; said casing (1) having a second exterior side with one or more second exterior depressions (8); said casing (1) having a hollow interior (27, 28); said casing (1) having at least one connector (19) configured to supply a cooling medium into said hollow interior (27, 28); wherein said first depression (7) has a bottom (11) comprised at least of a first bottom portion (12) and a second bottom portion (13), wherein each one of said first and second bottom portions (12, 13) has a different radius of curvature; wherein said second depression (8) has a bottom (14) comprised at least of a first bottom portion (15) and a second bottom portion (16), wherein each one of said first and second bottom portions (15, 16) has a different radius of curvature.