| 摘要 |
PROBLEM TO BE SOLVED: To provide a sash the inner peripheral corner of vertical and lower frames of which can be easily cleaned, and to which a corner piece can be firmly fixed without using screws. SOLUTION: The sash includes the vertical frames 1a, 1b and lower frame 2 and the corner piece 4 attached to the inner peripheral corner 3 of the vertical and lower frames, wherein the corner piece 4 comprises a body 5 and a locking claw 6. The body 5 connects the inner peripheral surface 7 of the vertical frames and the upper surface 8 of the lower frame on the inclined plane 9. The locking claw 6 is provided below the body projecting downward, to be locked to the notch 10 formed at the end of the lower frame from both sides and the end of the lower frame 2 is brought into contact with the inner peripheral surface 7 of the vertical frames to fix the corner piece 4. COPYRIGHT: (C)2010,JPO&INPIT |
