| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a door capable of preventing rainwater from leaking indoors from between a bottom rail and a lower part of a lower sash of a double-hung window. <P>SOLUTION: A door includes a doorframe body 5 in which a top rail 1, a bottom rail 2 and stiles 3 and 4 are framed, a screen door 7 which is provided in an opening 6 of the doorframe body, and a double-hung window 8. Tight lines 10 and 11 are formed in two locations on outdoor and indoor sides between an undersurface of a lower sash 9b of the double-hung window positioned on the indoor side and a top surface of the bottom rail 2. The bottom rail 2 is provided with a vent hole 13 for introducing outside air into a space 12 between both the tight lines. The space 12 between both the tight lines is set equal in pressure to an outdoor space. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
