发明名称 Standardised scaffolding equipment - has cross-members movable in cone pattern in relation to forks wedged to uprights
摘要 <p>The scaffolding equipment comprises a series of uprights with sets of sockets at intervals along them, secured rigidly by means of wedges (8) to the forks of lengthwise and cross-members. The fork prongs have slots to match the taper of the wedges. The cross-members (2) at least are movable in relation to the forks (5) within a theoretical cone whose apex is situated at the connection between the cross-member and the fork. This connection can comprise a C-shaped stirrup (4), welded solidly to the cross-member after hooking into the fork.</p>
申请公布号 NL7909243(A) 申请公布日期 1981.07.16
申请号 NL19790009243 申请日期 1979.12.21
申请人 ANNA ELFRIDE KOEVOET TE NIJMEGEN. 发明人
分类号 E04G7/30;E04G7/32;(IPC1-7):04G7/30 主分类号 E04G7/30
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