发明名称 Method of producing wooden pipes from block of wood involves hollowing out core chambers and interior cavities, and wind inlet in end side
摘要 The method of producing wooden pipes consists of taking a block of wood (1) with smooth surface and corresponding to the depth of the wooden pipe. The core chambers (2) and the interior cavities (3) of the pipe are formed in the block of wood. The material remaining between the separate core chambers and the separate pipe-interiors is thicker than double the wall thickness of a pipe. A wind-inlet (7) is formed in the end side of each core-chamber. The hollow cavities are closed by gluing a thin pane of wood onto the block of wood. The separate wood pipes are separated from the block.
申请公布号 DE19911554(A1) 申请公布日期 2000.09.28
申请号 DE19991011554 申请日期 1999.03.16
申请人 VOGEL, HANS-JUERGEN 发明人
分类号 G10B3/08;G10D7/00;G10K5/00;(IPC1-7):G10K5/00 主分类号 G10B3/08
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