Models AutoCAD: 3D & 2D 1 17 0 Inventor - Drawings (Parts and Assemblies) 9 34 2 Inventor: Double Cardan Joint (Modelling and kinematics) 16 218 1 Inventor: Elbow Pump (Modelling and Kinematic) 24 54 1 Inventor: Rack Joint (Modelling & Kinematics) 11 35 1