Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yu Zheng0
Date of Patent
November 21, 2006
0Patent Application Number
111497520
Date Filed
June 10, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An assembly has a foldable frame member that has a folded and an unfolded orientation, a sheet material covering portions of the frame member when the frame member is in the unfolded orientation, and one or more floatation devices. The floatation devices can be attached to any number of locations, including but not limited to the sheet material, the top of the sheet material, the bottom of the sheet material, and the periphery of the frame member.
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