Material or article handling – Self-loading or unloading vehicles – With load-receiving portion – or significant section thereof,...
Patent
1983-03-28
1985-05-28
Sheridan, Robert G.
Material or article handling
Self-loading or unloading vehicles
With load-receiving portion, or significant section thereof,...
2804141, 280475, 414494, B60P 310
Patent
active
045197385
ABSTRACT:
A boat trailer including a frame having a tongue rigidly connected thereto and an axle with wheels thereon connected to the frame by springs, the frame also having pivotally connected thereto a ramp mounted on the rearward end of the frame on an axis perpendicular to the longitudinal axis of the tongue of the trailer, the ramp being mounted independently of the wheels supporting the frame, the ramp having the major portion of its length extending forwardly of the perpendicular axis of the frame and a plurality of rollers mounted in the center thereof, and having two flat runners extending parallel and perpendicular to the pivotal axis of the ramp for supporting the weight of the boat.
REFERENCES:
patent: 2834492 (1958-05-01), Roy et al.
patent: 2907484 (1959-10-01), Parker
patent: 3144150 (1964-08-01), Cox
patent: 3176865 (1965-04-01), Faul et al.
patent: 3797681 (1974-03-01), Brettrager
patent: 4219213 (1980-08-01), Butcher
Ray David L.
Sheridan Robert G.
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