SCREW PROFILE MUD-PACKING PREVENTING

A rotating assembly for a machine is disclosed herein. The rotating assembly includes an annular support structure and a shaft assembly. The annular support structure includes a bore therethrough and protrusion extending helically around a portion of the bore. The shaft assembly includes a shaft and...

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Bibliographische Detailangaben
1. Verfasser: Suanno, Gennaro
Format: Patent
Sprache:eng
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