Modular floating boat lift

Ships – Vessel raising and docking

Reexamination Certificate

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Details

C405S003000

Reexamination Certificate

active

06964239

ABSTRACT:
The present invention relates to a boat lift including a base structure a cradle connected with the base structure and configured to support a boat, and a plurality of pontoons connected with the base structure for floating the boat lift on a water surface. The pontoons include a plurality of modular floats such that boats of varying weights are lifted and boats of varying centers of gravity are lifted levelly. The present invention also relates to a method of employing the boat lift.

REFERENCES:
patent: 4018179 (1977-04-01), Rutter
patent: 4850741 (1989-07-01), Timmerman
patent: 4895479 (1990-01-01), Michaelsen et al.
patent: 5355825 (1994-10-01), Lefebvre et al.
patent: 5485798 (1996-01-01), Samoian et al.
patent: 5919000 (1999-07-01), Unkle
patent: 5931113 (1999-08-01), Eva, III et al.
patent: 6138599 (2000-10-01), Elson
patent: 6575661 (2003-06-01), Phillips et al.
patent: 6592291 (2003-07-01), Foxwell
patent: 2002/0170479 (2002-11-01), Elson et al.

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