Convertible table

Claim 1

A TABLE COMPRISING: A BASE HAVING A LEG STRUCTURE ADAPTED TO REST UPON A FLOOR; MEANS ON SAID BASE DEFINING A DOWNWARDLY INCLINED SLOT WITH A HIGH END AND A LOW END, A GENERALLY DOWNWARDLY EXTENDING NOTCH IN THE HIGH END OF SAID SLOT HORIZONTALLY ALIGNED WITH THE LOW END OF SAID SLOT, A DETENT RECESS IN ONE SIDE OF SAID SLOT INTERMEDIATE THE ENDS THEREOF, AND A BOSS PROJECTING OUTWARDLY INTO SAID SLOT OPPOSITE FROM SAID DETENT RECESS; A TOP MEMBER MOVABLE BETWEEN A COMPACT POSITION RESTING UPON SAID BASE, A FULLY ELEVATED POSITION SPACED FROM SAID BASE, AND A PARTIALLY ELEVATED POSITION BETWEEN SAID COMPACT POSITION AND SAID FULLY ELEVATED POSITION; MEANS ON SAID TOP MEMBER DEFINING AN UPWARDLY INCLINED SLOT WITH A LOW END VERTICALLY ALIGNED WITH THE HIGH END OF SAID DOWNWARDLY INCLINED SLOT AND A HIGH END VERTICALLY ALIGNED WITH THE LOW END OF SAID DOWNWARDLY INCLINED SLOT, A GENERALLY UPWARDLY EXTENDING NOTCH IN THE LOW END OF SAID UPWARDLY INCLINED SLOT HORIZONTALLY ALIGNED WITH THE HIGH END THEREOF, A DETENT RECESS IN ONE SIDE OF SAID UPWARDLY INCLINED SLOT INTERMEDIATE THE ENDS THEREOF AND IN VERTICAL ALIGNMENT WITH THE DETENT RECESS IN THE DOWNWARDLY INCLINED SLOT, AND A BOSS PROJECTING OUTWARDLY INTO SAID UPWARDLY INCLINED SLOT OPPOSITE FROM THE DETENT RECESS THEREIN; AND LINKAGE MEANS CONNECTING SAID TOP MEMBER TO SAID BASE AND INCLUDING, A FIRST LINK HAVING AN UPPER END PIVOTALLY MOUNTED ON SAID TOP MEMBER AND A LOWER END HAVING A PIN SLIDABLY MOUNTED IN SAID DOWNWARDLY INCLINED SLOT, AND A SECOND LINK HAVING A LOWER END PIVOTALLY MOUNTED ON SAID BASE AND HAVING A PIN SLIDABLY MOUNTED IN SAID UPWARDLY INCLINED SLOT, SAID LINKS BEING PIVOTALLY CONNECTED TO ONE ANOTHER BETWEEN THEIR ENDS, SAID PINS ON SAID FIRST AND SECOND LINKS ENGAGING THE NOTCHES IN SAID SLOTS TO RETAIN THE TOP MEMBER IN THE FULLY ELEVATED POSITION AND ENGAGING THE DETENT RECESSES IN SAID SLOTS TO RETAIN THE TOP MEMBER IN THE PARTIALLY ELEVATED POSITION.