WEDGE CONNECTION Russian patent published in 2016 - IPC F16B2/14 

FIELD: machine building.

SUBSTANCE: invention can be used for connection of hollow tubular parts and units of missiles structures operated in conditions of high temperature and vibrations, and aims at increasing reliability of connection of parts and reduced labour intensiveness of assembly and disassembly of wedge connection in difficult to access for maintenance using mechanized tool. Wedge joint comprises connected tubular part, lock member interacting with support surfaces in annular grooves made on contact surfaces of female and male parts, through openings provided on the encircling part in the area of circular groove. Locking element consists of locking and return wedges of arched shape with counter chamfers on one of the side edges installed in annular grooves with cross-section formed by the straight edges. There is a ledge on the side edge of the locking wedge.

EFFECT: invention enables reliable and fast connection of parts in any production conditions using mechanized tool.

1 cl, 5 dwg