Stefan Lais

Title: The Innovative Mind of Stefan Lais

Introduction

Stefan Lais, based in Bonstetten, Switzerland, is an accomplished inventor known for his groundbreaking contributions to hydraulic turbine technology. With a remarkable patent portfolio, he exemplifies the spirit of innovation in engineering.

Latest Patents

Stefan Lais holds one patent titled the "Pelton runner." This invention features a unique design that includes a wheel disk and separately fabricated buckets. These buckets can be either cast or made from a solid block of material and are secured detachably to the wheel disk. The innovative fastening mechanism employs at least one screw or bolt, designed as an expansion screw or expansion bolt that undergoes controlled pre-stressing. Each bucket is equipped with at least one of these expansion fasteners, oriented perpendicular to the axis of rotation of the wheel disk, ensuring a secure attachment and optimal performance.

Career Highlights

Stefan Lais is currently employed at Andritz Hydro GmbH, a prominent company focused on providing hydropower solutions. His work is pivotal in advancing the design and efficiency of hydraulic machinery, greatly contributing to the company's technological advancements in the energy sector.

Collaborations

Throughout his career, Stefan has collaborated with talented professionals such as Benno Loetscher and Pascal Isler. These partnerships underscore the importance of teamwork in fostering innovation and enhancing the development of effective hydraulic turbine solutions.

Conclusion

Stefan Lais stands out as a significant figure in the field of hydraulic engineering. His patented Pelton runner design showcases his dedication to innovation and excellence. As he continues his work at Andritz Hydro GmbH, the potential for further advancements in hydraulic technology remains promising.