专利名称：Electrical fitting with supporting-ring for
flush mounting in a wall box
发明人：MAEKLER, KLAUS,MITTLER, LEO, ING. GRAD.申请号：EP80102678.2申请日：19800514公开号：EP0019801A1公开日：19801210
专利附图：
摘要：1. An electrical installation device with a support ring for flush mounting in awall box and comprising a sealing ring which consists of resilient material and comprises aflange which seals the support ring against the wall box and a cylindrical collar whichengages in the wall box, characterized in that the sealing ring (5) is so dimensioned that itmay be inserted into wall boxes (3) with the standardized internal width of 58 mm and itsflange (5a) projects beyond the edge of such a wall box (3) but only so far that theflanges (5a) do not overlap in the case of two adjacent wall boxes (3) at the standardized
centre-to-centre distance of 71 mm, and the cylindrical collar (5c) directly surrounds theinserted device (1 or 2) at its outer edges coming closest to the wall box (3), a second, butcollarless, sealing ring (6) is interposed between the support ring (7) and a cover plate(4), and there is formed in the cover plate (4) at least one recessed portion in which acentral cover plate (11, 12) is fitted and the central cover plate (11, 12) rests in surfacecontact on an edge (4e) defining an internal opening (4a, 4b) in the cover plate (4).
申请人：BROWN, BOVERI & CIE AKTIENGESELLSCHAFT MANNHEIM
地址：Kallstadter Strasse 1 D-6800 Mannheim Käfertal DE
国籍：DE
代理机构：Kempe, Wolfgang, Dr.
更多信息请下载全文后查看
因篇幅问题不能全部显示，请点此查看更多更全内容