Room divider

Claim 1

IN A BUILDING CONSTRUCTION, IN COMBINATION, A FIRST WALL AND A SPACED SECOND WALL; AND A PARTITION INCLUDING A FLAT FRAME HAVING TWO SPACED END FACES EACH ADJACENT TO ONE OF SAID WALLS, SAID FRAME INCLUDING A MAIN SUPPORT AND A PAIR OF SPACED PARALLEL PANELS EXTENDING BETWEEN SAID END FACES AND SECURED TO THE OPPOSITE SIDES OF SAID SUPPORT SO AS TO DEFINE WITH SAID SUPPORT AN INTERNAL COMPARTMENT WHICH IS OPEN ALONG ONE OF SAID END FACES, ONE OF SAID PANELS HAVING AN OPENING WHICH COMMUNICATES WITH SAID COMPARTMENT, A RETAINING HEAD RECIPROCABLY RECEIVED IN SAID COMPARTMENT SO AS TO BE MOVABLE IN A DIRECTION BEYOND SAID ONE END FACE, AND TENSIONING MEANS FOR MOVING SAID RETAINING HEAD IN SAID DIRECTION SO THAT THE HEAD MAY ENGAGE ONE OF SAID WALLS AND THAT THE OTHER END FACE OF SAID FRAME IS PRESSED AGAINST THE OTHER WALL TO FIX THE PARTITION BETWEEN SAID WALLS, SAID TENSIONING MEANS COMPRISING A SLEEVE MOUNTED IN SAID SUPPORT AND HAVING AN AXIS PARALLEL WITH THE DIRECTION OF MOVEMENT OF SAID RETAINING HEAD, AN EXTERNALLY THREADED SPINDLE AXIALLY MOVABLY RECEIVED IN SAID SLEEVE AND HAVING AN END PORTION EXTENDING BEYOND ONE END OF SAID SLEEVE AND ENGAGING SAID RETAINING HEAD, GUIDE MEANS FOR HOLDING THE SPINDLE AGAINST ROTATION WITH RESPECT TO SAID SLEEVE, A SPINDLE NUT MESHING WITH SAID SPINDLE AND ROTATABLY MOUNTED IN SAID COMPARTMENT ADJACENT SAID ONE END OF SAID SLEEVE, U-SHAPED BRACKET MEANS HAVING A FIRS BIFURCATED LEG STRADDLING SAID SPINDLE ADJACENT TO SAID NUT FOR CATED LEG STRADDLING SAID SPINDLE ADJACENT TO SAID NUT FOR HOLDING SAID SPINDLE NUT AGAINST AXIAL MOVEMENT WITH RESPECT TO SAID SLEEVE, AND ACTUATING MEANS FOR ROTATING SAID NUT AND FOR THEREBY MOVING SAID SPINDLE AXIALLY OF SAID SLEEVE WHEREBY THE SPINDLE MAY ADVANCE THE RETAINING HEAD BEYOND SAID ONE END FACE, SAID ACTUATING MEANS COMPRISING A ROTARY TOOL EXTENDABLE THROUGH SAID OPENING INTO SAID COMPARTMENT AND INTO MOTION TRANSMITTING ENGAGEMENT WITH SAID NUT.