| 摘要 |
Flail device (100) provided with flails (150), comprising a flail shaft (110), holders (115) connected to the periphery of the flail shaft, each adapted to hold a clevis shaft (130) parallel to the flail shaft, clevises (140,145) rotatable about the clevis shafts, flails coupled pivotally to the clevises, wherein the at least one mutual release position of a clevis and a flail requires a specific relative positioning of at least a part of a clevis; the flail; and at least one other component of the flail device.
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