Dummy Support Type 2 & 3

Type 2 : Eccentric Outside 

Type 3 : Eccentric Inside

Type 2:Sqrt((Elbow Center + Elbow Radius )^2 - (Elbow Center + Offset ODs - PIR)^2)

Type 3:Sqrt((Elbow Center + Elbow Radius )^2 - (Ebow Center - Offset ODs - PIR)^2)