| 摘要 |
The invention relates to a drainer/press for grapes. The subject of the invention is a drainer/press for grapes, of the type comprising a movable frame 1 carrying a draining tunnel 4 in which is mounted an Archimedian screw 5 extended by a pressing chamber 4b where a plug 19 is formed, controlled by a movable door 12 with controlled pressure, characterised in that the last turn 5a of the screw is a complete helical turn made from sprung steel material or the like, which is mounted so as to be deformable axially on an end (lengthening) piece 14 arranged in the extension of the shaft 15 of the screw and fastened to the end of the rod of a dual-effect jack (ram) 17 arranged internally with respect to the said shaft 15, the said end piece being integral in rotation with the said shaft. Application, in particular, to grapes (the grape harvest). <IMAGE>
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