VENTED WINDOW Russian patent published in 2007 - IPC E06B3/00 

FIELD: building units, particularly windows for residential and service rooms, namely ones used in vented window units, outer building envelopes and in buildings provided with mechanical and natural ventilation.

SUBSTANCE: vented window comprises window frame, outer, intermediate and inner glasses, wings, main inlet channel located in lower window part at outer glass, main vent channel located in upper window part near intermediate glass and main outlet channel formed in upper part of inner glass. The window is provided with regulation means to close above channels. Window has check valve located from room side in upper window part over screen. Window frame and/or leafs may have additional inlet, venting and outlet channels. Each additional channel is located in the same window part as corresponding main one. Inlet channels are diagonal to vent channels. Outlet channels diagonally extend with respect to vent channels. Inlet and vent channels are formed between outer and intermediate glasses in vertical plane. Vent and outlet channels are made between inner and intermediate glasses in horizontal plane.

EFFECT: decreased heat losses, moisture condensation, simplified window structure, reduced material consumption and improved room comfort.

4 dwg