Housing arrangement

Details Housing arrangement Housing arrangement

2010-04-19

2011-11-22

Thompson, Kenneth L (Department: 3676)

Boring or penetrating the earth

With above-ground means to feed tool

Reexamination Certificate

active

08061449

ABSTRACT:
Housing arrangement8for a drill rig, especially adapted for damping sound, said drill rig comprising a feed beam holder3, a feed beam4being movably attached to the feed beam holder3and having a drill end41and a rear end42, and a drilling machine5being movably attached to and movably along the feed beam4, said housing arrangement8comprising a casing7, and said feed beam4.The invention is characterized in that the casing7is directly attachable to the feed beam4, such that the casing7and at least a part of the feed beam4enclose the drilling machine5, and allows for mutual movement between the feed beam4and the feed beam holder3.

REFERENCES:
patent: 7730973 (2010-06-01), Haglund
patent: 7861804 (2011-01-01), Haglund
patent: 2455343 (1976-05-01), None
patent: 04070416 (1992-03-01), None

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