| 摘要 |
PROBLEM TO BE SOLVED: To provide a door frame not damaging to man or freight when the man passes or the freight is transported and having an excellent door frame in the appearance. SOLUTION: The door frame 1 is disposed so as to penetrate entrance 30 for a wall body. The door frame 1 has frame bodies 10 disposed to the left and the right of at least the entrance 30. The frame body 10 is composed of an entrance section 11 and a rear side face 12 positioned on the rear side of the entrance section 11. The entrance section 11 has an oppositely positioned surface 110 of the end section 200 of an opened and closed door 2a and a frame inclined plane 111 inclined so that the thickness of the frame body 10 is made smaller than the opposed surface 110 towards at least one of the end section 100 in the cross direction of the frame body 10. COPYRIGHT: (C)2007,JPO&INPIT
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