Patent ID: 8683747
Filing Date: 2014-04-01
Classification: E06B

Abstract:
1. A window apparatus comprising: at least one window frame fixing unit, which is fixedly mounted on a window frame installation plane in two or more rows, wherein the window frame fixing unit includes a bottom plate, vertical plates integrally formed at opposite lateral ends of the bottom plate, and a rack plate integrally formed at a middle height position of an inner surface of each vertical plate; a window frame support unit including a seat plate, either lateral end of which is seated on the rack plate of the window frame fixing unit, a support plate integrally protruding downward from a lower surface of the seat plate so as to be supported on the bottom plate of the window frame fixing unit, a pair of fastening pieces integrally protruding upward from an upper surface of the seat plate, and a holding groove formed in an inner wall surface of each fastening piece; a rail unit including a horizontal plate, a rail integrally protruding upward from an upper surface of the horizontal plate, a coupling piece protruding downward from a lower surface of the horizontal plate, and a holding ridge integrally formed at an outer wall surface of the coupling piece so as to be coupled with the holding groove; a window drive unit including a press-fit structure configured to be press-fitted into a press-fit room defined in a lower region of a window, the press-fit structure including a top plate and lateral plates integrated with each other, a roller coupled to a lower surface of the top plate of the press-fit structure in a rolling movable manner, and an L-shaped pedestal plate provided at each lower end of each lateral plate of the press-fit structure so as to support the window while being inserted into a space between the vertical plate of the window frame fixing unit and the horizontal plate of the rail unit; and a plurality of water discharge holes perforated in the window frame fixing unit, the window frame support unit, the rail unit and the window drive unit so as to communicate with outside the window apparatus.