| 摘要 |
PURPOSE: A structure for reinforcing and supporting an access floor for a clean room is provided to stabilize a structure and to produce a product of fine quality by maintaining the firm supporting force and a uniform level state of access floor without regard to its position or its direction when an equipment of high load is put on the access floor of a specific indoor space such as the clean room. CONSTITUTION: Plural square supporting racks(2) fixed a position are uniformly arranged in the entire area of floor in a clean room. A board-typed steel plate(4) is put with facing each direction of divided four sides of each supporting table(2b). The steel plate(4) is formed a combining slot in both ends to be combined in the supporting table(2b) with a lock bolt(5a). The combining slot is formed to maintain an eccentric state in a middle line of steel plate(4) to protrude the steel plate(4) into an outer face of supporting rack(2). An access floor(5) is placed through an upper part of steel plate(4). Each corner of access floor(5) is arranged in the supporting table(2b) and the rest each face of corner is placed on the steel plate(4).
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