| 摘要 |
PROBLEM TO BE SOLVED: To increase strength of the corner part of an air filter mounting frame. SOLUTION: The air filter mounting frame 10 is composed by lattice-likely juxtaposing a plurality of square frame bodies. For example, two square frame bodies 11A, 11C are juxtaposed with a right side plate 13 and a left side plate 14 thereof set back to back. In the square frame body 11A, a plate-like lower plate raising part 25 raised to go along an inner face of the right side plate 13 is continuously provided to the right end of a lower plate 15. The right plate 13 and left side plate 14 set back to back and lower plate raising part 25 are provided with holes 27 at the positions where they meet each other. Bolts 28 are inserted in the holes 27, and the right plate 13, left side plate 14 and lower plate raising part 25 are connected by the bolts 28 and nuts 29. COPYRIGHT: (C)2011,JPO&INPIT
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