| 摘要 |
<p>The present invention relates to an apparatus for extruding a fresh layer of hydraulic finishing coating (E) covering the surface of a masonry structure (M), said apparatus (1) including: (i) a tool (2) for extruding said layer of hydraulic coating (E), said tool including: a gripping handle (3) and a roller (4) which comprises a peripheral surface (4a) provided with a raised pattern and which is assembled onto said handle (3) with an axis of rotation (4'); (ii) a storage means (5) containing a surfactant (6) which is capable of suppressing, or at least limiting, the adhesion or bonding of said hydraulic coating (E) to said peripheral surface (4a) of the roller (4); and (iii) a means (7) for applying said surfactant (6) at least onto said peripheral surface (4a) of the roller (4).</p> |
