Patent ID: 7913337

Claim:
An apparatus comprising: a base; a frame positioned above said base, said frame having a plurality of sections pivotally connected together; a lifting means positioned between said frame and said base, said lifting means for adjusting a distance of said frame above said base, said lifting means for adjusting a longitudinal angle and a lateral angle of said frame relative to said base, said lifting means comprising: a first ram extending vertically between said base and said frame; a second ram extending vertically between said base and said frame, said first ram being in spaced relationship to said second ram, said frame being pivotally connected to an upper end of said first and second rams, said first and second rams being selectively extendable and retractable so as fix the longitudinal angles of said frame relative to said base; a lift arm having an upper end pivotally connected to said frame, said lift arm being selectively extendable and retractable so as to controllably fix the lateral angle of said frame relative to said base, said lift arm affixed to a side of one of said first and second rams and extending in parallel relation therewith; and a controlling means cooperative with said first and second rams and with said lift arm for controlling a movement of the first and second rams and said lift arm.