Dave Sewhuk

Title: Innovations by Dave Sewhuk in Motor Drive Technology

Introduction

Dave Sewhuk is an accomplished inventor based in Rochester, NY (US). He has made significant contributions to the field of motor drive technology, particularly with his innovative approach to driving two-phase motors.

Latest Patents

Sewhuk holds a patent for a "Method and apparatus to drive two-phase motors from a three-phase bridge." This invention provides a motor drive capable of operating two-phase motors using a three-phase bridge output stage. The design allows for flexibility, enabling a single output stage to drive either two-phase or three-phase motors, with or without a feedback sensor. The patent outlines a method of modulating the switches of each half-bridge to control current in the motor phase windings effectively.

Career Highlights

Dave Sewhuk is currently employed at Teknic, Inc., where he continues to develop and refine motor drive technologies. His work has been instrumental in advancing the capabilities of hybrid stepping motors and other two-phase bipolar motors.

Collaborations

Sewhuk collaborates with talented individuals such as Thomas John Bucella and Scott Mayne, contributing to a dynamic work environment that fosters innovation.

Conclusion

Dave Sewhuk's contributions to motor drive technology exemplify the spirit of innovation in engineering. His patent and ongoing work at Teknic, Inc. highlight his commitment to advancing motor control systems.