Patent ID: 7950614

Claim:
A building structure including a floor, overhead beams, a ceiling disposed below said beams, and a system for custom installation and nondestructive removal and reinstallation of a stationary mast from which to suspend equipments on articulated arms for point-of-need positioning of said equipments below said ceiling, said system including: parallel horizontal headers disposed in a space between said beams and said ceiling and extending in a direction perpendicular to a longitudinal direction of said overhead beams, each of said headers including fasteners adjustably movable along the top thereof for releasable fastening to said overhead beams, said headers thereby adapted for selective stationary emplacement under said beams; and a cross member disposed in said space between said beams and said ceiling, said cross member extending crosswise under said headers and releasably fastened thereto, said cross member thereby configured for selective stationary emplacement along the lengths of said headers; said mast depending from said cross member, through said ceiling, for supporting connection to said articulated arms and said equipments; whereby said mast is adapted for stationary emplacement and nondestructive reemplacement in a horizontal plane relative to said building structure.