Amusement devices: toys – Rolling or tumbling – Tractor or trailer
Patent
1997-02-11
1998-12-08
Hafer, Robert A.
Amusement devices: toys
Rolling or tumbling
Tractor or trailer
446427, 446469, 280483, A63H 1705, A63H 17267, B62D 1300, B60D 100
Patent
active
058461205
ABSTRACT:
A toy trailer for towing or hauling transportable elements including a unique tow hitch assembly and suitable for use with remotely-controllable motorized toy vehicles having a highly-maneuverable skid steering systems driven by single or dual motors, having a separately motorized loading device pivotally secured to the chassis of the vehicle operative to load, push or pull transportable elements or load same on to the trailer, the motorized vehicle having in one embodiment a hopper mounted on the vehicle, and having an automatic tow hitch mechanism with both the hopper and the hitching mechanism coupled to a motorized loading device gear train which mechanism provides for the sequential actuation of, first, the scoop for loading transportable elements into the hopper or on to the trailer and, second, for actuation of both the hopper for dumping and the hitch mechanism for hitching and unhitching of trailer vehicles, and including control means responsive, without wires connected to the vehicle, to operator control inputs at a remote central control station. The mechanisms and gear trains have proper ratios and dimensions preventing interference between the scoop and the hopper during forward and reverse actuation. The remote central control station being capable of controlling a plurality of vehicles with control inputs from a plurality of operators with each of the individual ones of the plurality of vehicles being compatible with the trailer.
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Fossum Laura
Hafer Robert A.
Rokenbok Toy Company
Roston Ellsworth R.
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