Patent ID: 8221621
Filing Date: 2012-07-17
Classification: A01H,B08B,B09C,B63B,B63C,C02F,E02B,E02F,Y02A,Y02W,Y10S

Abstract:
1. A structure for forming an enclosed space in a body of water, the structure comprising: a polygon shaped vessel including first, second, third, and fourth side plates, a top plate, and an opening, wherein the polygon shaped vessel has been adapted for being lowered to the body of water with the opening facing a bottom of the body of water; and first, second, third, and fourth curtain plates abutting and having been coupled to the first, second, third, and the fourth side plates, respectively, wherein the first, second, third, and the fourth curtain plates have been adapted for being lowered to the bottom of the body of water.