B28C7/087 - CPC Classification

Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture; Supplying or proportioning the ingredients; Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of scrapers or skips using skips to be hoisted along guides or to be tilted, to charge working-site concrete mixers Parts; Accessories, e.g. safety devices

• B28C7/0876 » {Drives therefor, e.g. winches, hydraulic drives} 1
• B28C7/0882 » {Skips} 0
• B28C7/0888 » {Vibration devices, e.g. for facilitating the emptying of the skips} 0