Patent ID: 8662486

Claim:
An apparatus for holding a door, the door defining a length, a width, and a thickness, wherein the length is greater than the width and the width is greater than the thickness, the apparatus comprising: a telescoping frame having an upper end and a lower end, the frame being telescoping in length between its upper and lower ends so as to be able to accommodate doors of different length; at least one pair of generally parallel guides extending outwardly from the frame and defining a gap capable of receiving the thickness of an upright door; one or more friction-reducing members connected to the frame, the friction-reducing members comprising wheels rotationally attached to the frame, wherein at least two wheels are rotationally attached to the upper end of the frame and at least two wheels are rotationally attached to the lower end of the frame, and wherein at least one of the wheels rotationally attached to the upper end of the frame includes a brake; one or more retaining members connected to the guides and limiting movement of the door positioned between the guides, the one or more retaining members comprising a lever operated clamp operable to releasably apply a clamping force across the thickness of the door; and a step plate at one end of, and generally orthogonal to, the frame and located such that the door positioned between the guides rests on the step plate.