Powered stage wagon
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United States of America Patent
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Oct 20, 1998
Grant Date -
N/A
app pub date -
Jun 20, 1997
filing date -
Jun 21, 1996
priority date (Note) -
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Abstract
There is described a powered stage wagon comprising a chassis; rolling support structure mounted on the chassis for engagement with a surface over which the stage wagon is to move; and first drive member mounted on the chassis and in engagement with the surface. The drive member is adapted so as to be capable of being orientated in a first direction with respect to the chassis. The stage wagon also comprises second drive member mounted on the chassis and spaced from the first drive member. The second drive member is again in engagement with the surface and capable of being orientated in a second direction with respect to the chassis. Input member are provided for receiving details of a position to which the stage wagon is to move as are computing member for calculating a travel path to enable the stage wagon to move to the position. Finally control member are provided for controlling the first and second drive member so as to move the stage wagon along the travel path.
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