Cutting device

Details Cutting device Cutting device

E - Fixed Constructions

21

C

E21C 25/16 (2006.01) E21C 27/12 (2006.01) E21C 27/24 (2006.01) E21D 9/10 (2006.01)

Patent

CA 2361657

A rock excavating or cutting device (10) including a disc cutter (12) that is driven by drive means (20) to rotate in an oscillating and nutating manner by driving the disc cutter (12) about separate oscillating and nutating axes AA, BB which are angularly offset from one another and which intersect at a point ahead of the disc cutter (12).

L'invention concerne un dispositif d'excavation ou de havage (10) de roche comprenant une haveuse (12) à disque laquelle est entraînée par un moyen d'entraînement (20) pour tourner en oscillation et en nutation par entraînement de la haveuse (12) à disque autour d'axes d'oscillation et de nutation séparés (AA, BB), lesquels sont décalés angulairement l'un de l'autre et sont en intersection au niveau d'un point situé devant la haveuse (12) à disque.

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