| 摘要 |
PROBLEM TO BE SOLVED: To provide fitments that need not have lock screws for fitting jambs of a frame hidden behind special members and enables the jambs to be easily fitted.SOLUTION: A lock screw 8 for fitting a jamb 22 of a frame 2 to an opening part 6 of a skeleton 5 is hidden behind a doorstop material 9 which keeps airtightness between the jamb 22 and an indoor side face 3a of a door 3 to eliminate the need for a special member, and the lock screw 8 is threadably engaged to easily fit the jamb 22. |
