Adjustable word processing table and the like

An adjustable split top table for accommodating word processing equipment and the like comprising:

• A. a base support for resting on the floor;
• B. a main frame connected to the base support, said main frame including a pair of parallel and spaced members positioned along a longitudinal central axis of the table;
• C. a first lead screw operably mounted to said main frame and positioned between said members and inclined forward to an angle on the order of 25.degree. to the vertical;
• D. a second lead screw operably mounted to said main frame and positioned between said members and parallel to said first lead screw;
• E. a third lead screw pivotally mounted to said main frame and positioned between said members;
• F. a traveling block movably secured to each lead screw and a pair of arms upstanding therefrom;
• G. table supporting means connected to each pair of arms, said supporting means including a pair of depending legs, each leg positioned in sliding engagement within a support bracket operably connected to the main frame and spaced outward from said spaced members;
• H. a front table top mounted to a front bracket, said front bracket slidably mounted on horizontal leg extensions of the depending legs interconnected with the first lead screw;
• I. a rear table top mounted to said supporting means interconnected with the second and third lead screws, respectively;
• J. drive means for driving said lead screws, said means capable of driving said first lead screw to raise and lower the first table top, of driving said third lead screw to tilt said rear table top and of driving said second and third lead screws to raise and lower said rear table top, said drive means including individual motors mounted to individual housings accommodating each of said lead screws;
• and
• K. each housing including an upper bracket positioned atop said housing, a bottom plate, a supporting bracket connected to the bottom plate and positioned within the housing, a lead screw extending between said bracket and operable within a flange bearing associated with said upper bracket and a thrust bearing and flange bearing associated with the supporting bracket, a flexible coupling connectable between said lead screw and a motor shaft, a gear box and motor connectable to said motor shaft and said bottom plate, said traveling block positioned within the housing for movement by the lead screw and said arms extending through slots in said upper bracket.