MOBILE DEVICE FOR PREPARATION OF BUILDING MIXES Russian patent published in 2003 - IPC

FIELD: construction. SUBSTANCE: the mobile device for preparation of concrete mixes has a chassis, frame, window hopper, mixer with a window, water metering tank, compressor, control unit. It is provided with an additional detachable frame, electric generator, the hopper is made in the form of a pneumatic blower with a sealed hatch cover. The mixer window communicates with the hopper window by means of a sealed sluice cute with a closing gate installed in it towards the mixer, made for automatic control. The pneumatic blower is made with side walls inclined downwards, with an end face tapered downwards, with a discharge branch pipe in its lower zone, and is connected to the compressor in the upper part. The water metering tank, electric generator, compressor, mixer, hopper and the control unit are installed on an additional frame. EFFECT: simplified design, provided preparation of concrete mix directly on the construction site. 4 dwg