| 摘要 |
<p>1,173,112. Coating apparatus. VYZKUMNY USTAV MECHANISACE, AUTOMATISACE A TECHNOLOGIE VYROBY STAVEBNICH DILCU V PRAZE. 15 Feb., 1968 [24 March, 1967], No. 7391/68. Heading B2L. [Also in Division B51 The surface layers of panels e.g. of concrete for building purposes, may be smoothed by apparatus comprising a storage hopper 10, Fig. 2, continuously depositing material on the panel in a mould 14 or relative movement therebetween at an adjustable set height, a distributing device 12 comprising rotating bladed shafts, a vertically adjustable and freely rotatable press cylinder 3 rolling on the surface and a smoothing cylinder 9 being driven in a direction opposite that of cylinder 3, preferably also at a higher rotational speed e.g. 160-250 times that of the press cylinder.</p> |
