| 摘要 |
The present invention relates to an apparatus for grading live fish and the like. It comprises an in-feed device capable of feeding a maximum number of fish into a grading box which revolves. As it revolves, a slot opens in the bottom. The slot grows progressively broader during the revolution, or half revolution if there are two in-feed positions. Successively bigger fish will pass the slot into bins for different size fish. |
