摘要 |
Cutting apparatus is described which has teeth (20) mounted on a carrier such as an endless belt (21) or chain for advancement through material to be cut. The cutting apparatus (17) includes a tooth mounting assembly (19) which is supported on the carrier (21) whereby a tooth (20) supported thereby may be moved between an extended position at which the tooth's cutting edge extends beyond a side of the carrier and a stowed position. There may also be provided holding means (85) for operatively maintaining the tooth in its extended position.
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