Hydraulic and earth engineering – Marine vessel portage – launching – or removing – Lifting
Patent
1992-09-14
1993-07-13
Corbin, David H.
Hydraulic and earth engineering
Marine vessel portage, launching, or removing
Lifting
114 48, 405 1, B63C 306
Patent
active
052267466
ABSTRACT:
A boat lift is arranged to include spaced rectilinear frameworks having leg members splayed exteriorly of a first framework extending to the second framework. The legs may optionally include telescoping extensions, with the extensions and legs having foot plates for mounting the frameworks to a support surface. Flexible webs are mounted at opposed ends between the frameworks to position and lift a boat therebetween.
REFERENCES:
patent: 4686920 (1987-08-01), Thomas
patent: 4773346 (1988-09-01), Blanding et al.
patent: 4787327 (1988-11-01), Porter
patent: 4832210 (1989-05-01), Wood
patent: 4954011 (1990-09-01), Stenson
patent: 4983067 (1991-01-01), Montgomery
patent: 5037237 (1991-08-01), Anteau
Corbin David H.
Gilden Leon
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