| 摘要 |
PROBLEM TO BE SOLVED: To prevent a tap hole from being exposed to the front side, by alternately connecting a front face and a back face. SOLUTION: This casting fence (a) is constituted so that a bilaterally asymmetrical pattern is arranged between vertical sash bars 3 on both right-left sides, and the connecting tap hole 14 is formed on the back face side of the vertical sash bars 3, and is characterized by screw-fastening a superposing part of a plurality of metal fittings, by covering the tap hole 14 by embracing the two vertical sash bars 3 to be connected by a plurality of connecting metal fittings 15a and 15b, when connecting a plurality of casting fences. COPYRIGHT: (C)2007,JPO&INPIT
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