DEVICE FOR PRESS-FITTING OF PROPELLERS Russian patent published in 1995 - IPC

FIELD: ship-repairing. SUBSTANCE: device has load-bearing member, for example metal cylinder 1 whose length is sufficient for placing the impact tools 7, for example pneumatic hammers. End of metal cylinder 1 facing the tail-piece of propeller shaft 3 has cylindrical recess 2. Impact tools 7 are rigidly secured in holes of thrust plate 6 which has cuts 8 for passage of rods 4 and is mounted between load-bearing member and cross-piece 9 in such position that impact surfaces of impact tools 7 rest against cross-piece 9 which is placed on rods 4 by its cuts and is secured by means of nuts 10. EFFECT: enhanced reliability. 2 dwg