RAFT SECTION Russian patent published in 2012 - IPC B63B35/62 

FIELD: transport.

SUBSTANCE: invention relates to rafting, namely, to rafts. Raft section is made up of round limited-buoyancy timber arranged in bottom, inner and top rows. Note here that inner row is arranged perpendicular to top and bottom rows. Said section comprises also higher-buoyancy timber piles arranged on sides of said raft section perpendicular to limited-buoyancy timber top and bottom rows. Said higher-buoyancy timber piles are fastened by flexible rafter plates. Said piles are placed on bottom row limited-buoyancy timber end and pressed to those of top row by outer flexible rafter plates that embrace said piles, limited-buoyancy timber medium and bottom rows. Said limited-buoyancy timber top and bottom rows are pressed to limited-buoyancy timber medium rows by said flexible rafter plates.

EFFECT: lower labour input.

5 dwg