Fritz Frey

Title: Innovations of Inventor Fritz Frey

Introduction

Fritz Frey is a notable inventor based in Kunzelsau, Germany. He has made significant contributions to the field of electrical engineering, holding a total of five patents. His work primarily focuses on circuit arrangements and power supply systems, showcasing his expertise in creating innovative solutions for complex problems.

Latest Patents

Fritz Frey's latest patents include a circuit arrangement for limiting voltage and a power supply with galvanic isolation. The circuit arrangement is designed to enforce an intrinsically safe situation in hazardous zones. It features a first switching device in the series arm and a second switching device in the shunt arm. In the event of a fault that compromises intrinsic safety, the first switching device is blocked while the second is activated with a time delay, ensuring the output terminals are short-circuited. Additionally, a monitoring device is included to oversee load conditions at the series arm switching device. His power supply patent includes a power-supply input and a transformer with primary and secondary windings that are galvanically separated. A controlled semiconductor switch is integrated into the design, maintaining a desired output voltage regardless of load conditions.

Career Highlights

Throughout his career, Fritz Frey has worked with reputable companies such as R. Stahl Schaltgeräte GmbH. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the electrical engineering sector.

Collaborations

Fritz Frey has collaborated with notable professionals in his field, including Jorg Stritzelberger and Manfred Kaiser. These collaborations have further enhanced his work and contributed to the development of his patents.

Conclusion

Fritz Frey is a distinguished inventor whose contributions to electrical engineering have led to significant advancements in circuit arrangements and power supply systems. His innovative patents reflect his commitment to enhancing safety and efficiency in hazardous environments.