| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thermal insulation door having an double-hung sash, facilitating processing and fitting work for fitting a pulley to a door body, and facilitating processing for the upper and lower end parts of a door style. <P>SOLUTION: In this thermal insulation door, the door body 2 formed of composite materia is stored in a door frame 1 provided in an opening part of a building, and the door body 2 stores an outer sash 3 and an inner sash 4 to be moved up and down. The right and left styles 22, 22 respectively have an outer rail 22c on the exterior end part and an inner rail 22e on the interior end part. A guide member 40 is interposed between the outer rail 22c and the inner rail 22e, and a center rail 22d is fitted thereto. The outer rail 22c and the center rail 22d of the guide member 40 form an outer guide groove 22g for guiding the outer sash 3, and the inner rail 22e and the center rail 22d of the guide member 40 form an inner guide groove 22h for guiding the inner sash 4. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
