MOULDING POST FOR MANUFACTURING SPATIAL BLOCKS Russian patent published in 1995 - IPC

FIELD: construction. SUBSTANCE: moulding post comprises outer shields of forms 1, tray 5, core 3, heat source, concrete conveying trestle and hopper 6 with guide nozzle 7 moving along the trestle. Outer shields 1 and core 3 are vertically composed of two portions the lower of which has a constant height and upper portion 2 is made removable and its height is equal to a block standard size change. The upper removable portion of core is hollow. Guide nozzle 7 of the hopper of a concrete layer has funnel 8 pivotally fixed to the guide nozzle. The core ceiling plate has mounting seats formed along its perimeter and made in the form of chamfers, the core removable portion having edges 11 formed along the perimeter of lower part and congruent with the chamfers. EFFECT: enhanced reliability. 1 dwg