Hydraulic and earth engineering – Marine vessel portage – launching – or removing – Lifting
Patent
1989-04-10
1990-07-31
Taylor, Dennis L.
Hydraulic and earth engineering
Marine vessel portage, launching, or removing
Lifting
405 7, 254112, 254DIG4, B63C 108, B63C 1500
Patent
active
049446339
ABSTRACT:
Boat cradle and storage construction including a plurality of substantially identical support units each availing of a central column comprising a support element and brace parts connected to the column and a base member of chevron shape with an adjustable ram in the column extending upwardly, and a pad at its end to engage the bottom of a boat or the like, the arrangement of the column and brace parts being such as to reduce space required for storage of the units when not in use and yet the base member shape provides stability, the arrangement of the brace parts being important from the standpoint of the overall assembly.
REFERENCES:
patent: 1483843 (1924-02-01), Costello
patent: 3139277 (1964-06-01), Mears
patent: 3586285 (1971-06-01), Modzelewski
patent: 4155667 (1979-05-01), Ebsen
patent: 4468150 (1984-08-01), Price
patent: 4756642 (1988-06-01), Quinn et al.
patent: 4759660 (1988-07-01), Corbett
Jos. Dyson & Sons, Inc.
McBee J. Russell
Robb Frank B.
Taylor Dennis L.
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