Abstract: A Hinge Assembly for supporting a storge-type door in a cabinet, the assembly including a cabinet plate in the form of a square having guide grooves along two sides, the grooves intersecting at one corner of the square, a door plate mounted on the cabinet plate for rotary motion between a first position in alignment with one edge of the door plate in alignment with one edge of the first plate to a second position with one edge of the door plate in alignment with the other edge of the cabinet first plate, the door plate having two guide members on the one edge, the guide members being aligned in one of the grooves in the first position and moveable into the other of the grooves on rotation of the door plate with respect to the cabinet plate whereby the door plate rotates within the angle formed between the guide grooves, and a pivot post on one of the plates and a guide member on the other of the plate having a track to define the path of motion for the pivot post on rotation of the door plate with respect to