| 摘要 |
<p>A cast-cutter 10 comprises a body 12 and a cutting assembly 18 mounted on the body 12, the cutting assembly 18 comprising first and second relatively moveable cutting members 40, 44, each defining a cutting edge 46, 48; the respective cutting edges 46, 48 of the first and second cutting members 40, 44 co-operating to cut a cast material by a shearing action. At least one of the cutting members 40, 44 further comprises a preliminary portion 110 for weakening a portion of a cast material prior to cutting of the cast material by a shearing portion 112 of the cutting member 40, 44. The preliminary portion preferably being a toothed portion (Fig 7, 110) comprising a plurality of teeth (Fig 7, 114). Further claims are also provided for a cutting assembly, a cutting member and a method of operation of a cast cutter 10.</p> |
