| 摘要 |
Device including a tubular system, consisting of a main tube and of auxiliary tubes connected to it, which system may be connected to a cleaning product supply, characterised in that the chain transporter includes a curved element consisting of a certain number of conveying channels arranged side by side, which each comprise an upper part (2) in the shape of a U, the uprights of which are intended to guide a conveying chain, the tubular system being arranged below the upper part of each channel of the transporter; in that the main tube (5) is curved and concentric with the curved element, in that the auxiliary tubes are each arranged radially with respect to the main tube and in that the auxiliary tubes (6) are equipped with spraying nozzles (10) passing through openings arranged, for said purpose, in the plane part of the upper part in the form of a U of each of the channels of the transporter. <IMAGE>
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