Nicholas Fletcher

Title: Nicholas Fletcher and His Pump Balance Arrangement Patent.

Introduction

Nicholas Fletcher is an inventor associated with Vancouver, Canada. His patent work includes a pump design that addresses axial thrust during operation. The available information identifies 1 patent and lists his company as FMC Technologies do Brasil Ltda.

Latest Patents

Fletcher’s listed patent, “Pump comprising a balance arrangement and a related method,” describes a pump with inlet and outlet cavities, a motor, a rotatable pump axis, and impellers that create a pressure difference. Its balance arrangement is designed to at least partially offset the axial thrust exerted on the axis by the impellers.

The arrangement includes a balance cavity, a balance drum positioned between the outlet cavity and the balance cavity, and a balance line connecting the balance cavity to the inlet cavity. The inlet communicates with the inlet cavity through the balance cavity and balance line. The patent also describes a related method.

Career Highlights

The available details connect Fletcher’s patent activity with FMC Technologies do Brasil Ltda. His listed invention focuses on pump operation and the management of axial thrust through a fluid-connected balance arrangement.

Collaborations

Fletcher’s company association provides a professional context for the listed pump invention. No additional collaborators or specific project partnerships are identified in the supplied information.

Conclusion

Nicholas Fletcher’s listed patent presents a pump balance arrangement intended to reduce axial thrust, linking his documented inventive work with pump design and fluid-system engineering.