| 摘要 |
Characterised in that it comprises an impact protection system 4 comprising firstly several tubular rectilinear sections 5 each of which having in its rear face a longitudinal central opening, secondly several aligned supports 9 fixed to the furniture and provided with parallel longitudinal elastic lips 11, 12 with retaining ribs 13, 14 which can be embedded in the longitudinal central openings on the rear face of the sections 5 and thirdly locking keys each having at least one tongue 17 intended to be inserted in the space 18 between the elastic lips 11, 12 of the supports 9 so as to wedge them in position and prevent the sections 5 from coming apart. <IMAGE>
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