Borehole cleaning device

Details Borehole cleaning device Borehole cleaning device

E - Fixed Constructions

21

B

E21B 37/00 (2006.01)

Patent

CA 2666271

A borehole cleaning device, includes a tubular shaft (12; 42), a hollow space (14) of which opens into the front opening (16; 46), a region (13; 43) adjoining the front opening and provided with a plurality of brush members (21; 51) extending radially outwardly, a suction opening (18; 48) provided in an end region of the shaft (12; 42) opposite the region (13; 43) adjoining the front opening (16; 46), and a region (19; 49) adjacent to the suction opening (18; 48) and extending at an angle to the region (13; 43) of the shaft (12; 42) adjoining the front opening (16; 46) for forming a handle (26; 56).

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