Semisubmersible with five-sided columns
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United States of America Patent
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Aug 8, 2017
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app pub date -
May 13, 2011
filing date -
May 13, 2011
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Abstract
A semi-submersible vessel comprises pontoons having a generally five-sided transverse cross section. In the case of a 4-sided semi-submersible, the columns may be arranged in a generally rectangular form with a column at each corner of the rectangular form, each column having with four sides disposed at a right angle to at least one adjacent side and a fifth side on the exterior of the generally rectangular form disposed at 45 degrees to each adjacent side.
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