| 摘要 |
PCT No. PCT/SE84/00277 Sec. 371 Date Apr. 16, 1985 Sec. 102(e) Date Apr. 16, 1985 PCT Filed Aug. 16, 1984 PCT Pub. No. WO85/00745 PCT Pub. Date Feb. 28, 1985.A bed comprises a base (1), a frame (2), which is vertically adjustable relative to the base by means of pivot arms (3), lying members (7-9), which are adjustable relative to the frame (2) by means of second pivot arms (12, 13) and power devices on the frame for causing the pivot arms to move. The frame (2) is designed as a container generally closed at all sides, said power devices being enclosed within said container, the pivot shafts of the pivot arms extending into the interior of the container through wall portions thereof. (FIG. 2). |
