| 摘要 |
PROBLEM TO BE SOLVED: To electromagnetically shield a movable door moving in a horizontal direction arranged in an opening of a shielding room. SOLUTION: A shielding structure for the movable door comprises a rail 5 provided in the upper frame 4 of the opening 2 of the shielding room to open or close the opening 2 by moving the movable door 3 along the rail 5, electromagnetically shielding vertical frames 15, 16 provided in left and right side frames 17, 18 of the opening 2, knife pieces 19, 20 made of a metal perforated at left and right side edges of the movable door 3, and metal brushes 21, 22 mounted at the lower edge of the door 3. COPYRIGHT: (C)2004,JPO
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