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WALL SURFACE STRUCTURE OF COURT FOR RACQUETBALL COMPETITION
PROBLEM TO BE SOLVED: To provide a wall surface structure of a court for racquetball competition that improves visibility of spectators to make it easy for the spectators to watch a competition, and hardly has wall surfaces strained in spite of differences in thermal expansion between a frame and a transparent plate material.SOLUTION: A wall surface structure of a court for racquetball competition comprises: at least two vertical frame members which are raised at a proper interval; an upper frame member which is formed by coupling at least two horizontal frame members 21 together across a gap, and connects upper end sides of the vertical frame members by bridging; a bracket 7d which has a horizontally long hole and is fixed to the upper frame member; and a fastening member 52 which is fixed by being inserted into the horizontally long hole while inserted into hole parts 51 provided in a plurality of transparent plates 5 arranged in a plane in parallel.SELECTED DRAWING: Figure 5
【課題】観戦者の視界を良好にし、競技を観戦しやすくし、さらには、フレームと透明板材との熱膨張差による壁面の歪みが生じにくいラケットボール競技用コートの壁面構造を提供する。【解決手段】ラケットボール競技用コートの壁面構造は、適宜間隔を設けて立ち上がる少なくとも2本の縦枠部材と、少なくとも2本の横枠部材21を隙間を設けて連結して形成してあり、縦枠部材の上端部側に架け渡した上側枠部材と、横長孔を有し、上側枠部材に固定するブラケット7dと、面一に並列させた複数の透明板材5に設けた孔部51に挿し通しつつ、横長孔に挿し通して固定する締結部材52と、を備える。【選択図】図5
WALL SURFACE STRUCTURE OF COURT FOR RACQUETBALL COMPETITION
PROBLEM TO BE SOLVED: To provide a wall surface structure of a court for racquetball competition that improves visibility of spectators to make it easy for the spectators to watch a competition, and hardly has wall surfaces strained in spite of differences in thermal expansion between a frame and a transparent plate material.SOLUTION: A wall surface structure of a court for racquetball competition comprises: at least two vertical frame members which are raised at a proper interval; an upper frame member which is formed by coupling at least two horizontal frame members 21 together across a gap, and connects upper end sides of the vertical frame members by bridging; a bracket 7d which has a horizontally long hole and is fixed to the upper frame member; and a fastening member 52 which is fixed by being inserted into the horizontally long hole while inserted into hole parts 51 provided in a plurality of transparent plates 5 arranged in a plane in parallel.SELECTED DRAWING: Figure 5
【課題】観戦者の視界を良好にし、競技を観戦しやすくし、さらには、フレームと透明板材との熱膨張差による壁面の歪みが生じにくいラケットボール競技用コートの壁面構造を提供する。【解決手段】ラケットボール競技用コートの壁面構造は、適宜間隔を設けて立ち上がる少なくとも2本の縦枠部材と、少なくとも2本の横枠部材21を隙間を設けて連結して形成してあり、縦枠部材の上端部側に架け渡した上側枠部材と、横長孔を有し、上側枠部材に固定するブラケット7dと、面一に並列させた複数の透明板材5に設けた孔部51に挿し通しつつ、横長孔に挿し通して固定する締結部材52と、を備える。【選択図】図5
WALL SURFACE STRUCTURE OF COURT FOR RACQUETBALL COMPETITION
ラケットボール競技用コートの壁面構造
SAITO KOJI (Autor:in)
24.08.2017
Patent
Elektronische Ressource
Japanisch
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