PIPELINE CONNECTION DEVICE Russian patent published in 2001 - IPC

FIELD: rocket manufacture. SUBSTANCE: device may be used in microbiological industry for reliable and airtight connection of pneumatic hydraulic systems of biological complexes. It may also be used in other specific conditions excluding, for example, environment contamination. The device has two bodies to be jointed: stationary body with thread and changeable body with pressure nut and pipe connections mounted in bodies and coupled telescopically when jointing. Valve in every pipe connection of stationary body is secured on flexible sealing damper made as a rubber ring of round section positioned in groove on valve in space between internal surface of pipe connection and external surface of valve. In this case, space value exceeds center-to-center position of valve axes of pipe connections of both bodies to be jointed. EFFECT: enhanced reliability. 4 dwg