Inflatable unit for a life-saving equipment
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United States of America Patent
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Jun 30, 2015
Grant Date -
Mar 27, 2014
app pub date -
May 23, 2012
filing date -
May 24, 2011
priority date (Note) -
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Abstract
The present invention relates to an inflatable floatable unit (1) for life-saving equipment comprising at least a first inflatable flotation tube layer (2) having an upper (3) and a lower (4) side with a distance between the upper side and the lower side (3, 4), a second inflatable flotation tube layer (5) having an upper (6) and a lower side (7) with a distance between the upper and lower sides (6, 7), the first and second flotation tube layers (2, 5) being adapted to be arranged substantially above each other so that the upper side of the first tube layer is opposite the lower side of the second tube layer, the inflatable tube layers extending circumferentially for providing a substantially ring-shaped area, and a bottom element (8) adapted to provide a bottom to the substantially ring-shaped area.
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