Portable folding boat skidway

Hydraulic and earth engineering – Marine vessel portage – launching – or removing

Patent

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Details

193 35F, B63C 300

Patent

active

055405207

ABSTRACT:
A portable skidway utilizes tubular skidding cylinders joined by connecting rods that encircle the ends of the cylinders and are contained within flanges. The rods align tangentially with the outer surface of the cylinders to locate such rods directly on the ground when the skidway is in use.

REFERENCES:
patent: 321385 (1885-06-01), Pyne
patent: 376216 (1888-01-01), Stillman
patent: 1487634 (1924-03-01), Waters
patent: 1935734 (1933-11-01), Twomley
patent: 2238655 (1941-04-01), McAdams
patent: 2307389 (1943-01-01), Carter
patent: 2550201 (1951-04-01), Parisi
patent: 3741340 (1973-06-01), Andrews
patent: 3773195 (1973-11-01), Honea
patent: 3944037 (1976-03-01), Stease

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