| 摘要 |
PROBLEM TO BE SOLVED: To provide an extended frame easily attachable to an existing fringe part surrounding an opening part. SOLUTION: This extended frame for newly installing the other paper screen being different from an existing paper screen installed in the opening part in the opening part has two vertically fixed members fixed to vertical sections of the fringe part surrounding the opening part and two horizontally fixed members fixed to horizontal sections of the fringe part and a connection member for connecting two vertically fixed members with two horizontally fixed members to adjust freely an interval between two vertically fixed members and an interval between two horizontally fixed members. COPYRIGHT: (C)2008,JPO&INPIT
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