PIPELINE DETACHBLE JOINT (VERSIONS) Russian patent published in 2003 - IPC

FIELD: industrial and transport power plants. SUBSTANCE: invention is designed to provide hermetic sealing of pipelines. Proposed pipeline detachable joint includes union and end piece. According to first design version, end piece is made with at least two grooves located symmetrically over circumference of end piece on its outer surface designed for sealing gasket. The latter is made of material featuring plastic deformation properties. According to second design version, end piece can be provided with ring groove on its outer circumference. EFFECT: facilitated replacement of sealing gasket by one without use of special appliances. 2 dwg