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diff --git a/02_Presentation/toyota/toyotaSeat.md b/02_Presentation/toyota/toyotaSeat.md
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+# Toyota Morphing Lattice Seat back
+
+
+<img src="./img/requirement.png" width="80%" />
+
+---
+
+## Approaches
+
+### [1- Alphonso's work](https://gitlab.cba.mit.edu/alfonso/toyota.-cushion-structures.)
+---
+
+### 2- Density Topology Optimization
+Boundary Conditions:
+
+<img src="./img/boundary.png" width="80%" />
+
+Topology Optimization Results:
+  
+<img src="./img/1.gif" width="40%" />
+<img src="./img/2.gif" width="40%" />
+
+
+<img src="./img/cross.png" width="80%" />
+<img src="./img/attachement.png" width="80%" />
+
+---
+
+### 3- Microstructure Design
+
+Find microstructure compliant in this direction
+
+<img src="./img/Ue.png" width="60%" /> <br>
+
+<img src="./img/1.png" width="40%" />
+<img src="./img/2.png" width="40%" />
+<img src="./img/3.png" width="40%" />
+
+
+<img src="./img/cross2.png" width="80%" />
+  
+<img src="./img/one.gif" width="60%" />
+<img src="./img/three.gif" width="60%" />
+
+
+---
+
+## Next Steps
+
+- Start physical prototypes
+- 3D geometries
+- Explore the introduction of active components (David's distributed actuation)
+
+
+---
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