ROTARY GRAVEL REMOVER

PROBLEM TO BE SOLVED: To provide a rotary gravel remover which is high in treating efficiency to be able to shorten the number of days for application and reduces the total cost, even if the size of stones and gravel to be removed become smaller. SOLUTION: The rotary gravel remover is constituted so as to be equipped with a rotary member formed in a cylindrical shape, of which the circumferential surface is provided with freely attachable and detachable meshes to form a sieve and the sectional area is gradually enlarged from the soil and sand charging end side to the stone and gravel discharge side end; a charging side member which forms a hopper for charging soil and sand, and fittingly supports the charging side end of the rotary member freely rotatably, a discharging side member which is equipped with a discharge opening for stones and gravel for discharging stones and gravel to the outside after temporally keeping and accumulating the stones and gravel discharged from the discharging side end of the rotary member, and fittingly supports the charging side end of the rotary member freely rotatably; and a deck member formed by integrally combining a flank member erected on the one side of the rotary member and a bottom member for guiding soil and sand shaken and dropped from the rotary member to the flank downward. COPYRIGHT: (C)2006,JPO&NCIPI