| 摘要 |
<p>@ Luminaire comprising a base (1) in which there is an opening (2), and a lamp house (3) having a projecting tubular wall portion (4) which is detachably lockable in the opening (2) of the base (1) and is rotatable therein around its longitudinal axis.</p><p>In accordance with the invention the said wall portion (4) is provided around its end to be placed in the opening (2) with a resilient metal sleeve (5), which is fixed in the axial direction, the tubular wall portion (4) being rotatable with resistance within the sleeve (5). On placing the wall portion (4) in the opening (2) the sleeve (5) assumes a fixed position with respect to the base (1).</p> |
