| 摘要 |
<p>This relates to an extruded piece of the type comprising two interlocking parts, namely, for example, a part forming a body (10) and a part forming a cover (11). According to the invention, there is provided, on the baseplate (12) of the part forming a body (10), snap-fitting means suitable for enabling the part forming a cover (11) to be attached thereto, so that the said part forming a cover (11) may be attached thereto in either of two distinct positions, namely its normal service position and a position other than the latter. Application, especially, to ducts for electrical conductors. <IMAGE></p> |
