Demountable door hinge

Claim 1

COLLAPSIBLE METAL CABINET CONSISTING OF ASSEMBLED FRAMES EACH COMPRISING VERTICAL POSTS AND HORIZONTAL CROSS MEMBERS, SAID POSTS AND CROSS MEMBERS CONSISTING OF SECTION ELEMENTS ADPATED TO INTERFIT BY FRICTIONAL ENGAGEMENT, A PAIR OF STRIPS SECURED ON THE UPPER AND LOWER CROSS MEMBERS OF THE FRONT FRAME, EACH STRIP HAVING A U-SHAPED CROSS SECTION AND SUCH DIMENSION AS TO CORRESPOND EXACTLY IN SHAPE TO THE RELEVANT CROSS MEMBER, ONE FLANGE OF EACH STRIP HAVING ITS FREE EDGE BENT AT RIGHT ANGLES INWARDLY OF THE FRAME FOR ANCHORING THE STRIP ON THE FREE EDGE OF THE CORRESPONDING FLANGE OF THE CROSS MEMBER OF THE CABINET, THE OTHER FLANGE OF SAID STRIP HAVING LUGS PUNCHED IN THE VICINITY OF ITS FREE EDGE FOR SNAPPING INTO LOCKING ENGAGEMENT WITH THE FREE EDGE OF THE OTHER FLANGE OF SID CROSS MEMBER, DOOR HINGES HAVING A FEMALE ELEMENT CONSISTING OF APERTURES FORMED IN SAID STRIPS, CHANNEL SECTIONS FITTED ALOGN THE OUTER EDGES OF EACH DOOR, A BUSHING FITTED IN SAID CHANNEL SECTION AND MOLDED INTEGRALLY WITH THE MALE ELEMENT OF THE DOOR HINGE.