发明名称 WALL PLUG ASSEMBLY, PARTICULARLY FOR AFFIXING FACINGS
摘要 A wall plug assembly, particularly for affixing facings, comprising the actual "dowel" or plug itself, a securing screw, an extension shank and an expanding sleeve for the latter. The plug, in a zone not capable of being expanded, and/or in the extension shank are respectively is provided with at least one thrust bearing for the purpose of fixing the securing screw in its axial position.
申请公布号 US3662644(A) 申请公布日期 1972.05.16
申请号 USD3662644 申请日期 1970.06.30
申请人 HILTI AG. 发明人 FRIEDRICH FLESCH;HANSJORG LIST
分类号 E04F13/08;F16B13/12;(IPC1-7):F16B13/06 主分类号 E04F13/08
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