| 摘要 |
<p>The present invention provides a device in an evaporative cooler, primarily a cooling tower, having at least one contact body of the multi-layer type located in a casing and formed with gaps or channels existing between the layers and which all are passed by air and of which a portion, such as every second passage, in addition by water supplied from above through ducts, characterized in that the layers at their top edges are in the longitudinal direction formed with recurrent outward widened portions which in pairs unite the layers for forming openings in such a manner that the contact body transversally to said direction is subdivided at the top into at least two groups of openings of which at least one of the groups communicates with part of the gaps, such as every second gap, only, such group being disposed to be supplied with water from the ducts.</p> |
