METHOD OF BREAKING ICE COVER Russian patent published in 2002 - IPC

Abstract RU 2188894 C2

FIELD: ice-breaking jobs. SUBSTANCE: during motion of hovercraft, resonance flexural gravitational waves are excited in ice. Additional periodic vertical load is created on ice by rest of propellers during motion of vessel due to periodic trimming of vessel by bow at frequency of resonance flexural gravitational waves. EFFECT: enhanced efficiency of ice cover breaking. 1 dwg

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RU 2 188 894 C2

Authors

Kozin V.M.

Dates

2002-09-10Published

2000-08-22Filed