## 4 Case Study
\begin{table}
\begin{tabular}{c c c c c c c c c} \hline \hline
**No.** & **Part Name** & **No.** & **J** & **C\({}_{\mathbf{k}}\)** & **N** & **I\({}_{\mathbf{k}}\)** & **SCCl\({}_{\mathbf{k}}\)** \\ \hline
1 & Bottom cover & 1 & 4 & 0.748 & 3 & 0.217 & 0.010 \\
2 & Silicon ring & 1 & 4 & 0.828 & 3 & 0.327 & 0.013 \\
3 & Hot plate & 1 & 4 & 0.748 & 3 & 0.217 & 0.010 \\
4 & Casing for heater & 1 & 4 & 0.713 & 3 & 0.217 & 0.009 \\
5 & Heater & 1 & 4 & 0.748 & 3 & 0.150 & 0.009 \\
6 & Power cord & 1 & 4 & 0.748 & 3 & 0.483 & 0.014 \\
7 & Water tube set & 1 & 4 & 0.748 & 3 & 0.150 & 0.009 \\
8 & Silicon tube & 4 & 4 & 0.713 & 3 & 0.150 & 0.008 \\
9 & Water reservoir & 1 & 4 & 0.788 & 3 & 0.110 & 0.010 \\
10 & Steam sprout & 1 & 4 & 0.713 & 3 & 0.150 & 0.008 \\
11 & Filter basket & 1 & 4 & 0.748 & 3 & 0.033 & 0.009 \\
12 & Filter frame & 1 & 4 & 0.713 & 3 & 0.033 & 0.008 \\
13 & Filter net & 1 & 4 & 0.788 & 3 & 0.277 & 0.011 \\
14 & Filter handle & 1 & 4 & 0.748 & 3 & 0.110 & 0.009 \\
15 & Lid of coffee maker & 1 & 4 & 0.788 & 3 & 0.133 & 0.010 \\
16 & Decanter & 1 & 4 & 0.713 & 3 & 0.217 & 0.009 \\
17 & Bottom casing & 1 & 4 & 0.748 & 3 & 0.217 & 0.010 \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Complexity information of the coffee maker. \begin{table}
\begin{tabular}{c  
parts had a lower value of the PDC than the value of PDC of the product with conventional modules as shown in Table 7, which is around 19% PDC reduction by part consolidation. \begin{table}
\begin{tabular}{c c c c} \hline \hline \multirow{2}{*}{**Module No.**} & \multicolumn{2}{c}{**A Product with**} & \multicolumn{2}{c}{**A Product with Parts**} & \multicolumn{2}{c}{**Assessment of Modules**} \\ \cline{3-4}  & **Conventional Modules** & **from AM** & **Material Type** \\ \hline
1 & 2, 3 & 2, 3 & X \\
2 & 4 & 4 & - \\
3 & 5 & 5 & - \\
4 & 7, 8 & 7, 8 & X \\
5 & 9, 10, 15 & 9\({}^{\prime}\) & O \\
6 & 11, 12,13,14 & 11\({}^{\prime}\) & O \\
7 & 1, 6, 16, 17 & 1, 6, 16, 17 & X \\ \hline \hline \end{tabular}
\end{table} 
Table 6: Module identification and assessment. Figure 4: Parts in selected modules for part consolidation. \begin{table}
\begin{tabular}{c c c c c c c c c c c c c c c} \hline \hline  & **SCCI** & **1** & **2** & **3** & **4** & **5** & **6** & **7** & **8** & **9** & **10** & **11** & **12** & **13** & **14** & **15** & **16** & **17** \\ \hline
1 & Bottom cover & & & & 0.019 & & & & & & & & & & & 0.020 \\ \hline
2 & Silicon ring & & & & 0.023 & 0.022 & & & & & & & & & & & & \\ \hline
3 & Hot plate & & 0.023 & & 0.019 & & & & & & & & & & & 0.019 & 0.020 \\ \hline
4 & Casing for heater & 0.019 & 0.022 & 0.019 & & 0.018 & & & & & & & & & & 0.019 \\ \hline
5 & Heater & & & 0.019 & 0.018 & & 0.023 & & 0.018 & & & & & & & & 0.018 & 0.019 \\ \hline
6 & Power cord & & & & & 0.023 & & & & & & & & & & & 0.023 \\ \hline
7 & Water tube set & & & & & & & & & & & & & & & & & \\ \hline
8 & Silicon tube & & & & & & 0.018 & & 0.018 & & 0.017 & & & & & & \\ \hline
9 & Water reservoir & & & & & & & & 0.018 & 0.019 & & & & & 0.020 & 0.020 \\ \hline
10 & Steam sprout & & & & & & & & 0.017 & 0.018 & & 0.017 & & & 0.019 & \\ \hline
11 & Filter basket & & & & & & & & & 0.019 & 0.017 & & & & 0.018 & \\ \hline
12 & Filter frame & & & & & & & & & & 0.017 & & 0.019 & 0.017 & & \\ \hline
13 & Filter net & & & & & & & & & & & 0.019 & & & \\ \hline
14 & Filter handle & & & & & & & & & & & & 0.017 & & & \\ \hline
15 & Lid of coffee maker & & & & & & & & & & & & & & 0.020 \\ \hline
16 & Decanter & & & 0.019 & 0.018 & & & & & & & & & 0.019 \\ \hline
17 & Bottom casing & 0.020 & & 0.020 & 0.019 & 0.019 & 0.023 & & & & & & & 0.020 & 0.019 & \\ \hline \hline \end{tabular}
\end{table} 
Table 5: Adjacency matrix for the single part complexity index (SCCI) of the coffee maker.