Gangplank or ladder for watercraft made up of several articulate

Details Gangplank or ladder for watercraft made up of several articulate Gangplank or ladder for watercraft made up of several articulate

1991-10-30

1993-07-06

Basinger, Sherman

Ships

Boats, boat component, or attachment

Boarding aids

182 95, B63B 1700

Patent

active

052244377

ABSTRACT:
A gangplank or ladder for watercraft comprises at least two portions (1A, 1B) hinged together and suitable for taking up a folded position and an open position respectively, the first (1A) of said portions is hinged to the craft and rotates around an axis coinciding with the outlet axis of an actuator (7) preset for controlling the rotation of said first portion (1A) with respect to the hull of the craft (9).

REFERENCES:
patent: 2536966 (1951-01-01), Teller
patent: 3288201 (1966-11-01), Floer
patent: 3980157 (1976-09-01), Wrigley
patent: 4841901 (1989-06-01), McGlew et al.
Danfoss High Torque Turning Hitork Acutation.

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