| 摘要 |
FIELD: piping systems; pipes with tees or tee-pipes. SUBSTANCE: unit has main pipe 1 with tee 2. Curved section 3 in non-detachable joint area forms pockets 4 and 5, drawn in and projecting, respectively. Cross section of curved sections 3 has the form of ellipse with constant value of small axis equal to initial diameter of pipe and variable larger axis located in direction of radius of bending. EFFECT: enhanced reliability. 6 dwg |
