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Assembly worm-helicoidal wheel 8, the right or hollow, whose dentuire is formed on the movable members (balls or rollers free of circular shape whatsoever) meshing with a screw or the pinion of an appropriate form
Assembly worm-helicoidal wheel 8, the right or hollow, whose dentuire is formed on the movable members (balls or rollers free of circular shape whatsoever) meshing with a screw or the pinion of an appropriate form
