TWIN CONNECTING MEMBER Russian patent published in 1997 - IPC

FIELD: civil engineering. SUBSTANCE: twin connecting member, in particular, for two stone slabs limiting an aperture, has sleeve-like member 1 with two opposite and entering holes 13 parts 2, 3 of a pin used to connect slabs 14, 18. The parts 2, 3 may be connected with members 4, 5 of the fastener. At least one of the two fastening members 4, 5 has conical bolt 6 to ensure high capacity to retain tractive and compressive forces additionally to installation. A part of bolt body is provided with flange 9 sinking into appropriate back bore 15 of parts 2, 3 of the pin with groove. Brace member 7 is fastened with wedge by face side of parts 2, 3 of the pin in closing slabs 14, 18 to the conical bolt 6 in hole 13. EFFECT: higher reliability. 2 dwg