发明名称 SUPPORTING SPACER FOR SELF-SEALING CENTRIFUGE TUBES
摘要 The present invention is directed to a floating cap or spacer (18) and centrifuge tube assembly (16) which provide adequate resistance to the deforming forces exerted on it. The exterior wall of the tube stem (24) is provided with an annular ridge (34) and the support spacer (18) is provided with an annular groove (36) which mates with the ridge (34) on the tube stem (24) to form an interlocking coupling.
申请公布号 WO9422584(A1) 申请公布日期 1994.10.13
申请号 WO1994US03577 申请日期 1994.04.01
申请人 BECKMAN INSTRUMENTS, INC. 发明人 MOORE, PATRICK, Q.
分类号 B04B5/02;B01L3/14;B04B5/04;(IPC1-7):B04B5/04 主分类号 B04B5/02
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