| 摘要 |
The invention relates to an apparatus for planing the top of a covering made by spraying polyurethane foam over a horizontal or slightly inclined surface. This apparatus is characterised in that it includes cutting means 41, with height-adjustable passes, disposed on a rolling assembly 2 carrying out the planing of the covering 35 by removing material in the form of chips. The invention relates to the planing of polyurethane-foam coverings. <IMAGE>
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