PURPOSE:To facilitate control by laying a non-water permeable sheet on the foundation and, at the same time, erecting form stops, providing water collecting means connecting a water collecting pit to one end of each of them to a high-place side, and providing water spray nozzles connecting ...
Robotic lawnmower The invention relates to a robotic machine which can move on a lawn, said machine being equipped with a device consisting of a series of elements ( 4,5 ). The ends of said elements are capable of touching and rectifying and/or cutting th... A Colens - US 被引量: ...
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The water extractor for a lawn surface has a vehicle with a cross shaft (2) supporting a cutter (3) forming a slit in the lawn surface. The cutters are positioned on the shaft with adjustable spacing to form drainage slits in the surface of a sports field. A share blade (7) has a ...
PURPOSE:To facilitate control by laying a non-water permeable sheet on the foundation and, at the same time, erecting form stops, providing water collecting means connecting a water collecting pit to one end of each of them to a high-place side, and providing water spray nozzles connecting ...
PROBLEM TO BE SOLVED: To provide a cavity structure for drainage of wet ground, which can efficiently promote drainage of a lawn surface, and a method for promoting the drainage of the lawn surface by using the cavity structure.HARADA MAMORU...
A device for the production of a surface drainage a helicoidal guide surfaces on existing lawnHOHENSCHLAEGER, ALOIS, MUEHLACKER
USDS represents a geochemical trap in the sedimentation cascade processes that occur in urban areas, together with the other components of this cascade (gutter sediments, stormwater drainage sediments, sediments deposited on roads, etc.) [17,18,19]. Places of the accumulation of USDS are puddles...