发明名称 Clamp-like, sheet-metal, slip-on nut
摘要 A clamp-like, slip-on nut for fitting on the edge of a support having a perforation therethrough, the nut being formed by bending a piece of sheet metal into a planar lower leg having a passageway therethrough and an upper leg having a structure forming a threaded aperture for receiving a screw inserted through the passageway, the perforation and the aperture, and a device for centering the aperture with the perforation including a substantially annular strip enclosing the passageway cut from the central portion of the lower leg, the strip being surrounded by a cutaway portion except for an integral connection between the strip and the leading edge portion of the lower leg, the strip rising slightly in its trailing edge portion toward the upper leg.
申请公布号 US4243086(A) 申请公布日期 1981.01.06
申请号 US19790052427 申请日期 1979.06.26
申请人 A. RAYMOND 发明人 KUTTLER, OTTO;MULLER, KLAUS
分类号 B21D53/36;F16B37/04;(IPC1-7):F16B39/00 主分类号 B21D53/36
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