Patent ID: 7121423
Filing Date: 2006-10-17
Classification: F17C

Abstract:
1. An ovoid flexible pressure vessel, comprising: at least one hollow pressure cell, said pressure cell having symmetrical upper and lower cell portions, being formed of resilient material and having an outer surface, an outer perimeter and at least one opening disposed at said outer perimeter; a passageway, said passageway having a first end and a second end and being attached to said at least one opening at said first end and extending outwardly beyond said hollow pressure cell for connection to either of a passageway of another cell and a valve; at least one reinforcing ring, said reinforcing ring having an inner surface, an outer surface, an outer circumference, being formed of high-strength material and being sized and shaped to fit tightly about the outer perimeter of said pressure cell; said reinforcing ring having an aperture, said aperture extending from said inner surface to said outer surface and being sized, shaped and disposed to accommodate connection of said passageway to said pressure cell; a valving means, said valving means being capable of controlling a flow of either of a liquid and a gas through said passageway and being attached to said second end of said passageway; and whereby, when said reinforcing ring is disposed about the outer perimeter of said pressure cell, the pressure handling capacity of said cell is increased.