Roof support truss

Details Roof support truss Roof support truss

2005-04-26

2005-04-26

Lagman, Frederick L. (Department: 3673)

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

C405S302100, C405S302200

Reexamination Certificate

active

06884005

ABSTRACT:
Mine strata roof support components and truss comprising a mine roof support bracket with a roof bolt sleeve, a tie rod channel and a tool mount, the tool mount being coaxial with the roof bolt sleeve. These components permit the construction of a truss which can be installed quickly and safely to secure the mine strata. The present invention permits simultaneous installation of the roof bolt and bracket.

REFERENCES:
patent: 5222837 (1993-06-01), Phillips
patent: 5415498 (1995-05-01), Seegmiller
patent: 5466095 (1995-11-01), Scott
patent: 5755535 (1998-05-01), Fox

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