发明名称 FASTENER FOR STREET IRONWORK, ASSEMBLY, STREET IRONWORK AND CORRESPONDING METHOD
摘要 The present fastener (36) for street ironwork includes a fastening or locking element (56). The fastener (36) includes a retaining foot (60) suitable for removably connecting the fastener (36) to a member of the street ironwork, via a receiving cavity (40) made in the member of the street ironwork by element of a shape-matching connection. The invention further relates to the use in attaching jacks to man hole covers.
申请公布号 US2012213581(A1) 申请公布日期 2012.08.23
申请号 US201013496205 申请日期 2010.09.03
申请人 ROYER JEAN-CLAUDE;ROTHARMEL VINCENT;SAINT-GOBAIN PAM 发明人 ROYER JEAN-CLAUDE;ROTHARMEL VINCENT
分类号 E02D29/14;B23P11/00 主分类号 E02D29/14
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