US PATENT SUBCLASS 405 / 12
.~ Contoured to wetted surface, e.g., side hung ship caisson

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

11  DF  MEANS TO EXPOSE A NORMALLY WETTED SURFACE,E.G., COFFERDAM, ETC. {3}
12.~ Contoured to wetted surface, e.g., side hung ship caisson

DEFINITION

Classification: 405/12

Contoured to wetted surface, e.g., side hung ship caisson:

(under subclass 11) Method or apparatus wherein the enclosure means is provided with a specially configured face which coacts with an object having a complementary profile to effect a fluid tight seal therebetween.