The consortium that oversees Ottawa's LRT system and the French subcontractor that built its trains have long disagreed over a simple issue: Why did a train derail four years ago?They agree that a ...

New research has shown that a world-first system of rubber shock absorbers made from recycled tires can significantly protect ...

Slider-Crank is an age-old, well-proven mechanism. In this paper, its application in a manually powered wheelchair is explored. Detailed design is given and a prototype based on the design is also ...

Cross-spring-based compliant joints are also introduced to improve the model accuracy, while the magnitude of the generated constant force can be adjusted by using detachable slider-crank mechanisms ...