Machine for Making a Continuous Wall in the Ground

A machine for making a continuous wall in the ground, the machine comprising:

• a rear portion comprising:
• a first anchor device for anchoring in the side walls of the trench;
• and
• a device for filling the portion of the trench located behind the machine with concrete;
• a front portion comprising:
• a second anchor device for anchoring in the side walls of the trench;
• a cutter device for making a portion of trench in front of the machine comprising a vertical guide device, at least one rotary cutter having an axis of rotation that is horizontal and parallel to the width of the trench;
• and a device for moving said cutter along the guide device between a bottom position corresponding to the bottom of a trench and a top position disposed above the trench, said cutter being suitable for cutting the ground of the trench and for kneading it in order to obtain a material in the pasty state;
• an extractor apparatus for extracting the ground cut away by the cutter device;
• and
• a device for modifying the distance between said front and rear portions in a horizontal direction.