Boat trailer hull support swivel roller cluster

Details Boat trailer hull support swivel roller cluster Boat trailer hull support swivel roller cluster

1989-05-15

1990-02-13

Werner, Frank E.

Material or article handling

Self-loading or unloading vehicles

Conveyor

414482, 2804141, 193 35R, B60P 310

Patent

active

049002163

ABSTRACT:
A boat trailer having a frame, a pair of wheels, a mechanism for connecting the trailer to a prime mover, and a roller arrangement rearwardly on the frame for loading, unloading and supporting a boat: the improvement comprising a novel roller arrangement mounting device for a pair of roller assemblies each of which has a pair of rollers, and wherein a single non-metal mounting block provides independent rotatable engagement with the roller assemblies and with a frame connected mounting arm, whereby the roller assemblies are simultaneously rotatable about axes transverse to the frame longitudinal axis and within normally vertical planes to maintain the rollers in constant engagement with the boat hull.

REFERENCES:
patent: 3892320 (1975-07-01), Moore
patent: 3917087 (1975-11-01), Godbersen
patent: 4329108 (1982-05-01), Godbersen
patent: 4530634 (1985-07-01), Johnson
patent: 4560316 (1985-12-01), Daniels
EZ Loader Boat Trailer Catalog, Sep. 1986.

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