| 摘要 |
FIELD: water works. ^ SUBSTANCE: invention is designed for breaking and removing ice in water pools and waterways, particularly, for eliminating ice clogging and gorges. Proposed device includes cutting member with drive. Excavator bucket is used as cutting member for this purpose. Excavator is installed on bow of barge and boat is arranged behind the barge. ^ EFFECT: removal of ice at considerable thickness of ice layer and small water layer between bottom and lower surface of ice field. ^ 2 dwg
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