Storage racks

Claim 1

A STORAGE RACK COMPRISING A PLURALITY OF UPRIGHTS AND HAVING A PLURALITY OF LOAD SUPPORT BEAMS EACH OF WHICH IS CONNECTED AT OPPOSITE ENDS TO ONE OF SAID UPRIGHTS BY A COUPLING MEANS, AT LEAST ONE OF SAID UPRIGHTS HAVING AT LEAST ONE LONGITUDINALLY EXTENDING FLANGE AND WEB, A LONGITUDINALLY EXTENDING PROTRUSION ON SAID FLANGE, SAID PROTRUSION HAVING A PLURALITY OF REARWARDLY FACING SPACED SLOTS THEREIN, SAID WEB HAVING AT LEAST ONE SET OF LONGITUDINALLY SPACED APERTURES THEREIN, AT LEAST ONE OF SAID COUPLING MEANS COMPRISING AN ANGLE MEMBER HAVING A PAIR OF ANGULARLY SPACED LEGS MERGING INTO A JUNCTION ONE OF SAID LEGS HAVING A PLURALITY OF FINGERS EXTENDING THEREFROM AND SPACED LONGITUDINALLY THEREALONG, SAID FINGERS BEING DIMENSIONED AND POSITIONED SO AS TO REGISTER WITH SAID SLOTS AND ENGAGE THE PERIPHERAL EDGES THEREOF, THE OTHER OF SAID LEGS HAVING AT LEAST ONE PIN CONNECTED TO SAID LEG, PROJECTING THEREFROM AND POSITIONED THEREON SO AS TO REGISTER WITH A SELECTED APERTURE IN SAID WEB, SAID FINGERS AND SAID PIN, WHEN ENGAGED IN SAID UPRIGHT, PROVIDING LOAD BEARING SUPPORT FOR SAID BEAMS, AND A LATCH MOUNTED ON SAID ANGLE, SAID LATCH COMPRISING A SPRING HAVING A SLOT THEREIN, SAID SPRING NORMALLY BIASED AGAINST THE LEG OF SAID ANGLE CONTAINING SAID PIN, A BOLT ENGAGING THE SLOT IN SAID SPRING AND ALIGNABLE WITH A HOLE IN SAID LEG, SAID BOLT HAVING AN AXIAL LENGTH, WHEN IN REGISTRY WITH SAID HOLE AND SAID COUPLING MEANS IS IN A MOUNTED POSITION ON SAID UPRIGHT, TO ALLOW REGISTRY OF SAID BOLT IN ANOTHER SELECTED APERTURE OF SAID WEB AND ENGAGEMENT THEREOF ON AN UPPER PERIPHERAL EDGE OF SAID APERTURE.