Study on the Interaction between Soil and the Five-Claw Combination of a Mole Using the Discrete Element Method

Table 1

Characteristics of the five-claw combination.

Claw	L (mm)	W (mm)	W/L	Interval between two adjacent claws	Δ (mm)
1st	6.47	2.34	0.362	1st and 2nd	3.86
2nd	7.83	2.42	0.309	2nd and 3rd	2.79
3rd	8.82	2.586	0.293	3rd and 4th	3.04
4th	7.99	2.46	0.308	4th and 5th	3.12
5th	5.43	2.06	0.380