special paddle that is installed on the bow and stern of the raft (along its longitudinal axis) for the lateral movement of the raft in the water flow. According to the structure resembles G. boat paddle with a thickening at the handle (Valcke) to balance the blade on a long arm. G. Length of wooden rafts usually close or equal to the length of the raft, for frame-inflatable rafts, G., tend to make for 1 — 1.5 meters shorter than the raft. In its position is fixed by G. "tooth" — special. tab on '' / G. length from the end of the handle.
GrebeA — from a wooden log b — wood composite; in — metal; 1 — blade 2 — spindle, 3 — hard tooth 4 — counterweight
Tselnotesanye G. rarely used. Compound G. easier to manufacture and usually more convenient to use (Figure). For rafts with metal. G. frame is made of aluminum alloy profiles (pipes, angle, etc.). Such G. not need balancing, that their mass is small and does not significantly affect the ease of management of the raft.
Lit. — Przhiemsky Yu, Raft on tourist travel, M, 1961 duffle conductor, Moscow, 1986.