Patent ID: 9198509
Filing Date: 2015-12-01
Classification: A47B,B60P

Abstract:
1. A system of retractable shelves comprises: a platform; a storage shelf; a first stopper; a second stopper; an at least one first pulley support assembly; an at least one second pulley support assembly; the first pulley support assembly and the second pulley support assembly each comprise a cable and a retraction mechanism; the storage shelf being positioned parallel and concentric to the platform; the retraction mechanism for the first pulley support assembly being adjacently mounted to the platform; the storage shelf being tethered to the retraction mechanism of the first pulley support assembly by the cable of the first pulley support assembly; the retraction mechanism for the second pulley support assembly being adjacently mounted to the platform; the storage shelf being tethered to the retraction mechanism of the second pulley support assembly by the cable of the second pulley support assembly; the cable for the first pulley support assembly and the cable for the second pulley support assembly being positioned opposite to each other across the storage shelf; the first stopper and the second stopper being positioned parallel to each other and offset from the storage shelf; the first stopper and the second stopper being positioned opposite of each other across the storage shelf; a plurality of locking mechanisms; and the plurality of locking mechanisms being mounted on the storage shelf, adjacent to the first stopper and the second stopper.