ANCHOR WITH MINERAL FILLER Russian patent published in 2001 - IPC

Abstract RU 2166635 C2

FIELD: bolting of mine workings. SUBSTANCE: anchor has a load-carrying rod with supporting head on lock end, sleeve from mineral filler in clearance between borehole walls and rod, supporting washer fitted on rod on side of borehole head, supporting members and nut out of borehole. Supporting washer is eccentric in the form of sleeve with flexible lugs resting on borehole walls. EFFECT: higher operating reliability of anchor; reduced cost. 1 dwg

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RU 2 166 635 C2

Authors

Anufriev V.E.

Garaev Z.M.

Majorov A.E.

Dates

2001-05-10—Published

1997-11-04—Filed