MOTOR MIXER WITH CONTROLLED FEEDING AND DISCHARGING MEANS

摘要

A mixing device having a mixing drum positioned with its longitudinal axis vertical, a vertical shaft along the longitudinal axis and extending above and below the mixing drum, a plurality of paddles secured to the vertical shaft and depending in the drum, a first winding drum on the part of the vertical shaft extending above the mixing drum and a second winding drum on the part of the vertical shaft extending below the mixing drum; the first winding drum having a first rope wound thereon, the first rope extending from the first drum around guiding pulleys to a loading bucket which is constrained to move between a position wherein raw materials are loaded therein and a position wherein the raw materials are unloaded into the drum, and the second winding drum having a second rope wound thereon, the second rope extending from the second drum around guiding pulleys to the loading bucket, the first drum being operative to move the bucket from the loaded to the unloaded position and the second drum being operative to return the bucket for reloading,