Core drill bit

Details Core drill bit Core drill bit

E - Fixed Constructions

21

B

E21B 10/62 (2006.01) E21B 10/02 (2006.01) B23B 51/04 (2006.01)

Patent

CA 2733786

A cutting member is provided for a drill bit, the cutting member being arranged to fix to a corresponding barrel for the drill bit, the barrel being arranged to engage a drill shaft. Furthermore, the cutting member is arranged to detachably fix to the corresponding barrel.

Selon l'invention, un élément de coupe est conçu pour un trépan de carottage de manière à se fixer sur un tube correspondant pour le trépan de carottage, ce tube étant conçu pour entrer en prise avec un corps de carottage. En outre, l'élément de coupe est conçu pour se fixer de manière amovible sur le tube correspondant.

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