| 摘要 |
FIELD: realization of fastening operations by means of threaded members. SUBSTANCE: tool includes hydraulic drive, driving unit having tool member that may be rotated around axis of threaded connecting device, and non-rotary supporting assembly. The last includes non-rotary member of tool that may move only in axial direction and has first means for engaging non-rotary joint with threaded connecting device. Rotated member of tool is provided with second means for engaging it with non-rotary member of tool. Non-rotary intermediate tool is arranged between non-rotary and rotated members. Intermediate tool engages with non-rotary member. Rotated member of tool is mounted with possibility of free rotation relative to intermediate tool. EFFECT: enhanced reliability and serviceability of tool. 8 cl, 3 dwg
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