| 摘要 |
PCT No. PCT/AU88/00135 Sec. 371 Date Jan. 8, 1990 Sec. 102(e) Date Jan. 8, 1990 PCT Filed May 6, 1988 PCT Pub. No. WO88/08750 PCT Pub. Date Nov. 17, 1988.A shredder for bulk waste paper comprising a rotatable hopper, a rotary hammer-mill (2) comprising a plurality of flails (24), a set of fingers (30) interdigitated with the flails in the floor of the hopper, a perforated screen (3) enclosing the lower portion of the hammer-mill, a reciprocating pusher (42) for compacting and discharging the shredded material and a drive mechanism (15, 48) for driving the rotatable hopper, the hammer-mill and the pusher.
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