| 摘要 |
A cutter head for a machine for picking sprouts, comprising a rotatably mounted disc, which is driven during operation, said disc being provided with an opening for shifting therein a stalk to be picked and with knives positioned around the opening and pivotally connected to the disc, and closing elements, which, when no stalk is present in the cutter head, close the opening for the greater part and are moved outwardly by a shifted-in stalk, by which displacement the knives positioned in front of the closing elements are swung toward the stalk, the connection between the closing elements and the knives comprising arm members and coiled tension springs adapted to actuate a chain-sprocket drive system that provides for pivotal movement of the knives.
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