| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ceiling inspection port reducible in cost with simple constitution dispensing with preparing an L-shaped angle for mounting a cover body to an inner frame to thereby dispense with time and labor for mounting the angle to the inner frame in the ceiling inspection port with an outer frame fitted after a ceiling material. Ž<P>SOLUTION: The ceiling inspection port comprises: the outer frame 1 fitted into an opening 4a of the ceiling material 4 and fixed to the building side; and the inner frame 5 opening/closing the internal space of the outer frame 1 which is fitted after the ceiling material 4. A cover body support plate part 13 is integrally provided to extend horizontally in a reverse direction to the frame 1 to mount the cover body formed of a board material 25, to an upper side rising plate part 12 of the inner frame 5, and the board material 25 constituting the cover body is fitted from below the inner frame 5 and supported to the cover body support plate part 13. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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