| 摘要 |
The frame (1) has a cavity (8) to hold the oyster (10) with a hole (9) to drain off any water. The shell is held by an elastic strap (2) that is fixed to a double handle (5) that pivots on axles (12A,12B) on two lateral plates (7A,7B). The other end of the strap is fixed to a front bar (3) and it passes under a back bar (4).
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