| 摘要 |
911,444. Mine cages and skips. STAMICARBON N.V. Oct. 20, 1959 [Oct. 24, 1958], No. 35558/59. Class 78 (3). Guide means for a cage or skip 2 comprises two vertical guideways 3 each having two inner faces 15, 16 forming tracks for guide rollers 7, 8 on the cage or skip. The rollers 7, 8 are resiliently supported by means of levers 9, 10 and buffers 11, 12. |
