| 摘要 |
A rotary device for supporting, clamping and locating or arranging multiple-size vessels, comprises a first substantially like star element and second star element, each star element having a substantially fretted circumferential rim, defining a plurality of circumferential adjoining notches, said first and second elements being adapted to be axially overlapped and to intermittently mutually turn to define variable width recesses, each said recess being adapted to receive and firmly hold therein a respective variable cross size or width vessel.
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