MULTI-PURPOSE WINDOW AND DOOR HAVING VARIOUS FUNCTIONS OF VENTILATION, LIGHTING, PRIVACY ENSURING, AND CRIME PREVENTION

摘要

PURPOSE: Multi-purpose window and door is provided to ensure ventilation, crime prevention and privacy, to prevent fall of children and enhance spatial efficiency.;CONSTITUTION: Multi-purpose window and door(100) comprises a frame(110), a plurality of doors(120~150), and a pair of link assemblies(160). The doors are arranged in the frame in a row. The link assemblies connect doors to close or open the frame. The link assemblies are installed on both sides of the doors. The link assemblies comprise first link members, second link members, third link members, and fourth link members. The first link members are respectively installed on right and left sides of the doors. The upper ends of the first link members located at the left and right sides of the top are hinge-coupled to the frame.;COPYRIGHT KIPO 2012