| 摘要 |
FIELD: fan engineering. ^ SUBSTANCE: locking wedge (5) is made of metallic structure provided with hollows filled with elastomer along side edge (13) arranged from the side of blade chute between front (10) and back (11) end zones, along side edge (14) and (15) arranged from the back side of the blade between central zone (12) and end zones (10) and (11), and two top parts (18) and (19) of wedge (5) interposed between two side edges made of elastomer applied on both sides of the central metallic zone. ^ EFFECT: enhanced reliability. ^ 4 cl, 7 dwg |
