A DRILL HEAD FOR USE WITH MICROTUNNELING APPARATUS

Abstract: this invention relates a drill head () for use with a microtunneling apparatus () having a cutter bar () that is rotatable to produce swarf in a working zone. the drill head () includes a movable imaging device () that is adapted to capture images in the working zone (). the imaging device () is adapted to move from a position within an annular shell () to a position external from the annular shell ().

Inventor(s): Stuart Harrison, Allen Henley, Albert Fourie

CPC Classification: E21B7/04 (Directional drilling)

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