| 摘要 |
PROBLEM TO BE SOLVED: To provide a vertically sliding paper door called a snow viewing sliding paper door or a cat passing sliding paper door, improved in thermal insulation, air tightness and water proof performance. SOLUTION: This vertically sliding paper door A is constructed so that in a fittings frame 1, glass 20 closing and sealing the whole surface of an opening in the fittings frame 1 and removably formed is disposed, and a plurality of sliding paper doors 30 double-sliding in the vertical direction and split by regulating to the sizes satisfying the relationship to close the whole surface of the opening of the fittings frame 1 are disposed. COPYRIGHT: (C)2006,JPO&NCIPI
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