| 摘要 |
PCT No. PCT/GB90/00346 Sec. 371 Date Aug. 22, 1991 Sec. 102(e) Date Aug. 22, 1991 PCT Filed Mar. 7, 1990 PCT Pub. No. WO90/11470 PCT Pub. Date Oct. 4, 1990.A light fitting is adjustable to vary the beam direction and for this purpose comprises a rotatable support stem carrying a lamp housing to permit rotation of the lamp housing about a pivot axis inclined at 45 DEG to the stem axis and to the central axis of the lamp housing. A handle fastened with the lamp housing and on the side of the stem remote therefrom can be manipulated to turn the lamp housing and stem around the stem axis to rotate the lamp housing about the pivot axis. |
