| 摘要 |
PROBLEM TO BE SOLVED: To protect a drawer provided with electronic cards from electromagnet interference by placing the electronic cards in the drawer in a specified position in a drawer housing structure. SOLUTION: A drawer 1 is standardized and can be drawn. The drawer is provided with two side plates 2 coupled with each other through four beams 3, and two of the four beams 3 are positioned on the top of the drawer 1 with the remaining two positioned at the bottom of the drawer. The side plates 2 and the beams 3 are assembled into one to constitute the structure of the drawer 1. The outer faces 2a of the side plates 2 are provided with a runner 2b extending substantially horizontally. A front panel 4 is installed onto the side plates 2 and/or the beams 3 with screws. Electronic cards 6 are placed in the drawer 1 between the side plates 2 and in parallel with the side plates 2. Each of the cards 6 is provided at the end on the opposite side to the front panel 4 with a connector 7 and is connected with a mother board 8 at the end on the opposite side to the connector 7.
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