Lightweight and High-Strength Design of an Excavator Bucket under Uncertain Loading

Table 1

Parameters used for the calculation of the force components [11].

Parameter	Symbol	Value	Unit
Soil density		2050
Soil internal friction angle		35
Soil adhesion		5000
Soil terrain inclination angle		0
Soil cohesion		22000
Soil-bucket friction angle		23.3
Coefficient of earth pressure at rest		0.55	—
Bucket width		1.11
Blunt edge angle		53