Bernd A Wieland

Title: Innovations of Bernd A. Wieland in Permanent Magnet DC Motors

Introduction

Bernd A. Wieland, an accomplished inventor based in Gaggenau, Germany, is recognized for his significant contributions to the field of electrical engineering. With a portfolio of four patents, Wieland is at the forefront of innovations in motor technology, particularly focusing on improving the stability and efficiency of direct current motors.

Latest Patents

Among his latest inventions is a groundbreaking improvement to the permanent magnet direct current motor. This patented technology enhances the stability of D.C. motor brushes that are mounted in brush boxes with wings. The design features strategically angled wings toward the commutator, optimizing the contact points of the brush spring with the brush. Additionally, the cooling system has been refined by incorporating an end plate with apertures in conjunction with a brush plate. This combination facilitates effective airflow for cooling. The patent also proposes methods for achieving speed variations by selectively disconnecting one or more brushes in a four-brush configuration, thus enabling a reduction in torque and rotating speed. Moreover, the inclusion of diodes to interconnect same polarity brushes allows for speed adjustments through selective connections. The innovation brings forth an electronic output system to indicate stalling when power is applied, ensuring optimal functionality is visually represented through a light-emitting diode.

Career Highlights

Wieland's career includes a prominent association with General Electric Company, where he has leveraged his expertise to drive advancements in motor technology. His work is marked by a commitment to enhancing performance standards, making a notable impact in the industry.

Collaborations

Throughout his career, Bernd A. Wieland has collaborated with several esteemed professionals, including Guillermo Wille and Donald B. Pedigo. These partnerships have fostered a collaborative environment that nurtures innovation and technological development.

Conclusion

In summary, Bernd A. Wieland stands out as a visionary inventor whose advancements in permanent magnet direct current motors reflect both ingenuity and practical application. His work at General Electric Company, along with his collaborations, continues to influence the evolution of motor technology, paving the way for future innovations.