Fig. 8

3-D exploded view and detail view of SAPAA element. Key parameters: \(h_1 = 0.762\), \(h_2 = 0.25\), \(h_3 = 0.2\), \(h_4 = 0.5\), \(h_5 = 0.127\), \(h_6 = 0.127\), \(h_7 = 0.25\), \(l_d = 4.2\), \(l_b = 2\), \(w_b = 0.3\), \(p_t = 1.2\), \(w_{p1} = 1\), \(l_{p1} = 3.4\), \(w_p = 1.5\), \(L = 9\), \(W = 2.2\), \(d_{f1} = 0.6\), \(l_{f1} = 1.4\), \(w_{f1} = 0.1\), \(d_{j1} = 0.45\), \(D_{j1} = 0.2\), \(D = 5.3\), \(w_{p2} = 1.2\), \(l_{p2} = 3.6\), \(k_1 = 1\), \(k_2 = 0.3\), \(w_{k1} = 0.15\), \(w_{f2} = 0.15\), \(l_{f2} = 3\), \(d_{f2} = 1\), \(K_1 = 2.8\), \(K_2 = 1.85\), \(K_3 = 0.45\), \(W_{K1} = 0.3\), \(w_{dk} = 0.4\), \(D_{j2} = 0.3\), and \(d_{j2} = 0.6.\).