Variable beam float connection assemblies for trimarans

Details Variable beam float connection assemblies for trimarans Variable beam float connection assemblies for trimarans

1989-09-05

1991-08-13

Basinger, Sherman D.

Ships

Displacement-type hull

Multiple hulls

114123, 114283, B63B 114

Patent

active

050386972

ABSTRACT:
An improved version of the Float Connection Assemblies as described in U.S. Pat. No. 3,937,166, for the retraction of a trimaran's stabilizing floats to be alongside the trimaran center hull for trailering or Marina docking. The improvement consists of a variable length Upper Pivoting Guide Frame, that when varied in length will allow a trimaran float being retracted by the Float Connection Assemblies to assume a different, higher and more favorable position, to prevent marine growth on the floats' sides, particularly the topsides above the normal waterline when retracted.
This allows a trimaran incorporating this improved Float Connection Assembly to be easily converted from a trailerable configuration, to a more suitable Marina docking configuration, without the problem of underwater growth on the retracted float's side.

REFERENCES:
patent: 4392444 (1983-07-01), Andersson
patent: 4457248 (1984-07-01), Thurston
patent: 4878447 (1989-11-01), Thurston

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