| 摘要 |
651,827. Buckets for elevators. DREWRY, J. S. April 14, 1949, No. 10098. [Class 66] [Also in Group XXX] A bucket for an elevator is formed by folding a single sheet of rubber at two places to form a three-sided body B with the fourth side open, and tucking in lower extensionpieces C, and clamping them between metal trays K, L, bolted or riveted together at H. |
