,When you read a book, you need to hold it because it automatically closes. Correction: When you read a book, you no longer need to hold it because it automatically closes. A 3D printed solutions’ first two prototypes. As information, I designed it using @SolidWorks. I 3d printed it using @makerbot and @zaxe3d . I used @proto_pasta ‘s Carbon Fiber filament to Read more about Book Opener V2[…]