| 摘要 |
manufacture of compressors. SUBSTANCE: compressor has blades which are made from flexible sheet material of higher strength. Blades are flat in shape. Each blade is rigidly secured to leading-edge flap by its front portion. Leading-edge flap is part of hub of compressor impeller. Blades may be articulated by means of axles fitted in compressor impeller hub. EFFECT: enhanced efficiency; low cost; enhanced reliability of compressor. 4 dwg |
