| 摘要 |
FIELD: raising sunken objects. SUBSTANCE: proposed method is based on use of two straight- wall pontoons positioned near sunken object; these pontoons are fastened with sunken object and are charged with air. Securing the pontoons to sunken object is effected by laying coils of rope around this object. Ends of rope are interconnected and rope ring thus formed is secured to pontoons. EFFECT: facilitated procedure of raising sunken object; enhanced reliability; low cost. 5 dwg |
