NOZZLE BLOCK OF TURBINE Russian patent published in 2001 - IPC

FIELD: manufacture of turbines. SUBSTANCE: nozzle block of turbine with nozzle blades has lower flanges having peripheral and internal walls and radial walls joining them. Contact lands for zigzag connection of adjacent blades are made along radial walls of lower flange of nozzles blades and connection joint is sealed with the aid of spacers. EFFECT: increased reliability of turbine owing to prevention of its break-down thanks to mutual fixation in axial direction when fins of nozzle blades burn through. 3 dwg