Stefan Frei

Title: **The Innovations of Inventor Stefan Frei**

Introduction

Stefan Frei, a dedicated inventor based in Widnau, Switzerland, has made significant contributions to the field of engineering with an impressive portfolio of seven patents. His inventive spirit and technical expertise have led to advancements in the design and functionality of mechanical components, particularly in the realm of ball screws and spindle nuts.

Latest Patents

Frei's latest patents showcase innovative designs that enhance the efficiency of mechanical systems. One of his notable inventions is the **ball screw and spindle nut therefor**, which features a spindle nut designed as a hollow cylinder with a central-symmetrical middle longitudinal axis. This spindle nut incorporates an internal thread configured as a ball groove, facilitating the smooth movement of balls. Load-relief bores serve as channels for guiding the balls, utilizing a distinct geometric arrangement that improves the performance of the ball screw.

Another significant patent is the **ball deflector for a ball screw**. This invention includes a threaded spindle and a spindle nut with an integrated ball deflector seamlessly integrated into the lateral surface of the spindle nut. The deflector is composed of an upper and lower shell, cleverly designed to allow for efficient ball movement while maintaining a compact form factor. Notably, both components are secured within the spindle nut without the need for additional fasteners, demonstrating innovative engineering.

Career Highlights

Throughout his career, Stefan Frei has been associated with several esteemed companies, including SFS Intec Holding AG and Leica Geosystems AG. His roles in these organizations have allowed him to refine his skills and apply his inventive talents to real-world applications, fostering advancements in manufacturing and precision engineering.

Collaborations

Frei's journey as an inventor has also been shaped by his collaborations with talented individuals in the field. Notably, he has worked alongside Marijo Zach and Andre Schadlich, contributing to a collaborative environment that inspires creativity and innovation. These partnerships have undoubtedly enriched Frei's work, allowing for the exchange of ideas and strengthening the impact of their collective contributions to engineering.

Conclusion

Stefan Frei exemplifies the spirit of innovation through his patents and collaborations. His work not only advances mechanical engineering but also sets a foundation for future developments in the industry. With his ongoing commitment to invention, Frei continues to pave the way for new technologies that improve efficiency and functionality in mechanical systems.