Hydraulic and earth engineering – Marine vessel portage – launching – or removing – Dry dock
Patent
1998-08-27
2000-07-25
Lillis, Eileen Dunn
Hydraulic and earth engineering
Marine vessel portage, launching, or removing
Dry dock
405 1, 405 2, 405 3, 114 44, B63C 306, B63C 308, B63C 302, B63C 504
Patent
active
060929618
ABSTRACT:
A beach ramp system for watercrafts comprising at least one set of rails, each set including two rails. Each rail has a cross-section with aligned holes and an axle. Each rail also includes an aperture above the aligned holes with an elastomeric roller support rotatably supported on each axle and extending upwardly through the aperture to thereby constitute a watercraft support. Flanges are located at each end of each rail with openings therethrough. At least one Y-shaped post is provided with each post having an extent cemented in the ground and two upper extents attached to and supporting the rails.
REFERENCES:
patent: 4243344 (1981-01-01), Gardon
patent: 4468150 (1984-08-01), Price
patent: 4756642 (1988-07-01), Quinn et al.
patent: 4944633 (1990-07-01), Robb
patent: 5067428 (1991-11-01), Dickerson et al.
patent: 5186576 (1993-02-01), Fournier
patent: 5400733 (1995-03-01), Richter
Lillis Eileen Dunn
Mayo Tara L.
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