Patent ID: 6626117
Filing Date: 2003-09-30
Classification: B60B,B60T,B66F,F16M

Abstract:
A camera doily comprising:a chassis; a kingpin pivotably supported on the chassis in a substantially vertical orientation; an axle connected to the kingpin substantially at a midpoint of the axle; a first wheel rotatably attached to the axle on a first side of the kingpin; a removable stop mechanism connected to an end of the axle; and a spacer on the axle between the stop mechanism and the first wheel, the spacer held into contact against the first wheel by the removable stop mechanism such that the spacer and the first wheel are prevented from shifting along the axle, and with the spacer removable from the axle by temporarily removing the stop device from the axle, to allow the first wheel to shift along the axle, during use of the camera dolly on curved track.