Abstract: This article presents an active ball joint mechanism (ABENICS) enhanced by interactions of spherical gears. The gear-based joint drives three rotational degrees of freedom (RDoF) without ...

Because outcomes for patients with aortic disease are enhanced at programs with higher volumes, experienced practitioners, and extensive management capabilities, Multidisciplinary Aortic Team care is ...

Rod Paige, an educator, coach, and administrator who rolled out the nation’s landmark No Child Left Behind law as the first African American to serve as U.S. secretary of education, died Tuesday.

Abstract: This paper presents a control method to avoid the singularity problem in the newly developed active ball joint mechanism. This mechanism is based on gear meshing but allows the driving of ...