A submersible, floatable and cylindrical support apparatus for attachment to a boat dock, permitting a person to take a dock in or out of the water without getting wet, including an elongated hollow cylindrical member, having sufficient diameter to roll upon the land and buoyancy upon the water to support the boat dock with a person thereon, of which is transversely and dynamically mounted upon an elongated, rigid, hollow, tubular and atmospherically, open ended axle assembly. Wherein, said axle assembly is constructed to facilitate the introduction of a vacuum or air pressure drawing water into or forcing water out of respectively, the inner buoyancy chamber of the said elongated hollow cylindrical member, refloating or submerging thereof raising or lowering the boat dock from a leg supported position to a floatation position or vice versa.
BOAT DOCK WITH FLOATABLE AND SINKABLE SUPPORT STRUCTURE
QUAI DE BATEAU PRESENTANT UNE STRUCTURE DE SUPPORT FLOTTANTE ET COULANTE
2022-06-28
Patent
Electronic Resource
English
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |
Modular floatable dock section, dock assembly, and method for constructing a dock assembly
European Patent Office | 2017
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