Water collecting device for core drilling device

Details Water collecting device for core drilling device Water collecting device for core drilling device

2006-11-28

2010-06-01

Bagnell, David J (Department: 3672)

Boring or penetrating the earth

With above-ground means for handling drilling fluid or cutting

C175S211000, C175S213000, C408S056000, C408S067000

Reexamination Certificate

active

07726417

ABSTRACT:
The invention relates to a water collecting device (30) intended for a core drilling unit (1) that comprises a drilling machine including an electric drilling motor (6), a machine housing (3) with an output shaft (9), that can be composed of many sections, a core drill (4) connected to the machine shaft and means to supply cooling water, as required, to the cylindrical inner part of the of the core drill via the machine shaft (9). The water collecting device (30) comprises a vessel (31) with a bottom (32) and a side wall (33), the bottom (32) positioned below the core drill (4), the vessel (31) arranged to collect spent water as well as drill cuttings from the core drill (4), the vessel (31) further comprising at least a draining duct (58) for drainage of spent water as well as drill cuttings from the vessel (31). The invention also relates to the core drilling unit equipped with the water collecting device.

REFERENCES:
patent: 2634952 (1953-04-01), Brinkley
patent: 6712162 (2004-03-01), Britz
patent: 3126511 (1983-03-01), None
patent: 10193333 (1998-07-01), None
patent: 11114947 (1999-04-01), None
patent: 2005095075 (2005-10-01), None
International Search Report for International Patent Application PCT/SE2006/001346, dated Feb. 20, 2007.

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