| 摘要 |
PCT No. PCT/NO93/00097 Sec. 371 Date Dec. 23, 1994 Sec. 102(e) Date Dec. 23, 1994 PCT Filed Jun. 24, 1993 PCT Pub. No. WO94/00373 PCT Pub. Date Jan. 6, 1994A combined stairway and hoist so constructed that it can be adapted in many fields of use, especially for handicapped people in buildings and public transportation. The stairway together with the platform can be raised and lowered by means of parallel stays which at one end are pivotally connected to a support at the upper end of the stairway, the parallel stays along their length being pivotally connected to a number of additional stays which are connected to respective steps and are vertical in operating position. |
