发明名称 Method of manufacturing bed frame
摘要 A bed, more particularly a coffin bed, comprising a rectangular frame formed by a single member formed of sheet metal strip having a tubular section functioning as a beam and a flange extending from the tubular section, and a body support which may be constituted by a piece of plastic netting, attached to the flange, the frame per se, and a method of manufacture thereof involving cold rolling of the strip.
申请公布号 US6463651(B1) 申请公布日期 2002.10.15
申请号 US19990317004 申请日期 1999.05.24
申请人 KOENEKER WILLIAM V.;SCHUMAN ETHAN J. 发明人 KOENEKER WILLIAM V.;SCHUMAN ETHAN J.
分类号 A47C19/00;A47C19/02;A61G17/04;(IPC1-7):B21D39/00 主分类号 A47C19/00
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