Patent ID: 7793443

Claim:
A soil fracturing tool comprising: an excavator bucket having a fixed first side, a fixed second side, a fixed rear wall, and a fixed bottom surface defining a soil receiving portion, the bottom surface having a fixed leading edge toward a front of the excavator bucket; a fixed first blade and a fixed second blade extending away from the fixed rear wall, a distance between the first blade and the second blade being substantially the same as a width of the excavator bucket; a cutting depth guide for guiding a depth of the first blade and the second blade, the cutting depth guide being adjustable, and the cutting depth guide comprising two ground engaging adjustable depth outrigger appendages extending from the first side and the second side of the excavator bucket near the first blade and the second blade; and a digging depth guide for guiding the depth of the leading edge of the excavator bucket, the digging depth guide comprising two ground engaging adjustable depth outrigger appendages that extend from the first side and the second side toward the front of the excavator bucket.