Joseph John Andrews

Title: Joseph John Andrews: Innovator in Rotor Systems

Introduction

Joseph John Andrews is a notable inventor based in Hamden, CT (US). He has made significant contributions to the field of rotor systems, holding a total of 3 patents. His work focuses on enhancing the performance and reliability of rotor blades, which are critical components in various aerospace applications.

Latest Patents

One of Andrews' latest patents is for a rotor damping system. This innovative system includes a rotor blade that defines opposed leading and trailing edges, allowing for flexibility in an edgewise direction. A spar is mounted within the rotor blade, providing stiffness against flexure in the edgewise direction. Additionally, a damper is operatively connected to the spar to dampen relative motion between the spar and the blade.

Another significant patent is the directional stiffness bearing sleeve assembly for rotor systems. This assembly features a rigid inner element with a cylindrical inner diameter bore and a non-cylindrical outer surface. It also includes a rigid outer element that is spaced radially outwardly from the inner element, forming a non-uniform annulus between them. An elastomeric core is positioned within this annulus, varying in thickness to enhance the assembly's performance.

Career Highlights

Joseph John Andrews is currently employed at Sikorsky Aircraft Corporation, a leader in aerospace innovation. His work at Sikorsky has allowed him to apply his inventive skills to real-world challenges in rotorcraft design and engineering.

Collaborations

Andrews has collaborated with talented coworkers, including James Orbon and Devon Cowles. Their combined expertise contributes to the advancement of rotor system technologies.

Conclusion

Joseph John Andrews is a distinguished inventor whose work in rotor systems has led to multiple patents and significant advancements in aerospace technology. His contributions continue to influence the industry and enhance rotorcraft performance.