WINDOW OPENING/CLOSING APPARATUS

摘要

PURPOSE: An apparatus for opening/closing a window is provided to disperse load and increase strength of slider and, when firing, to remain a metallic reinforcing piece even outer synthetic resin being molten and eliminated so as not to release the window from a doorframe. CONSTITUTION: The apparatus comprises a guiding rail(10) having a first and a second supporting ends(18) formed in length, each having a first(12) and a second(14) guiding grooves; a slider(20) including an insertion end(22) to be inserted into the first groove(12), a supporting groove(24) to carry the second supporting end(18) in a sliding mode, a movable end(26) on outer side of the groove(24) and a supporting protrusion(28) at inlet side of the groove(24); and a first link(30) hinged to one end of the slider(20); and a second link(40) hinged to the other end of the first link(30) and one end of the guiding rail(10).