Patent ID: 8123433
Filing Date: 2012-02-28
Classification: B63C

Abstract:
1. An inflatable lift system comprising: a floatation assembly including a plurality of air inflatable floatation members for lifting a movable structure, said air inflatable floatation members being inflatable bags each having a topside and also having one or more air ports disposed therein for inflating and deflating said inflatable bags, said inflatable bags being positioned under the movable structure and essentially rest flat on a bottom of a body of water upon said inflatable bags being deflated and the movable structure being desirably positioned in the water and stabilized upon the bottom of the water and upon said inflatable bags, said inflatable bags being fastened and disposed under bottom support beams of a boat lift for lifting the support beams above a surface of the water upon said inflatable bags being inflated to expose wheels and/or axles of the boat lift at a surface of the water; and a support assembly for supporting and securing said air inflatable floatation members to the movable structure, said support assembly including bracket members being fastened to the bottom support beams of the boat lift for supporting said inflatable bags, said support assembly including bag support members being attached to said inflatable bags, said bag support members being sheets of material being attached to said topsides of said inflatable bags, said sheets of material forming pockets in cooperation with said inflatable bags.