PROTECTING COVER FOR WEAR PROTECTION (VERSIONS) Russian patent published in 2017 - IPC E21C35/18 

Abstract RU 2622941 C2

FIELD: mining.

SUBSTANCE: protecting cover for toolholder unit wear protection, suitable for using at basing part of the toolholder unit comprises at least two wall sections angled toward each other for covering surface areas of the basing part, wherein these wall sections are united with each other in a single whole. The protecting cover for wear protection is formed as a metal molded article or a metal part obtained by plastic deformation. At least a part of wall sections verge into each other via rounded transitions. An opening is positioned at the wall section formed as a front wall, designed to receive the tail cutter head.

EFFECT: efficient and long lasting protection against toolholder unit wear.

21 cl, 10 dwg

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RU 2 622 941 C2

Authors

Lemmi Pol Entoni

Roni Brett Dzhordzh

Murbi Dzhejmi Sinkler

Dates

2017-06-21Published

2015-08-31Filed