Leif Roosgardh

Title: Leif Roosgardh: Innovator in Bushing Flange Technology

Introduction

Leif Roosgardh is a notable inventor based in Ludvika, Sweden. He has made significant contributions to the field of electrical engineering, particularly in the design of bushing flanges. His innovative approach has led to the development of a unique patent that enhances the functionality of condenser cores.

Latest Patents

Leif Roosgardh holds a patent for a removable bushing flange. This invention describes a flange fitted around a round cylindrical condenser core of a bushing. The flange consists of an annular lower flange part that fits around a radial shoulder of the condenser core. This design ensures that a lower shoulder chamfer of the shoulder rests against the lower flange chamfer of the lower flange part. Additionally, an annular upper flange part is fastened to the lower flange part, fitting around the condenser core above an upper shoulder chamfer. The design includes an upper flange chamfer positioned between an upper sealing element and a lower sealing element, creating an annular chamfer space. This space is filled with a filler material through an injection hole, enhancing the overall efficiency of the bushing.

Career Highlights

Throughout his career, Leif Roosgardh has worked with prominent companies in the electrical engineering sector. Notably, he has been associated with Hitachi Energy Switzerland AG and Hitachi Energy Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects.

Collaborations

Leif has collaborated with several professionals in his field, including Peter Sjöberg and Jakob Emmel. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Leif Roosgardh's contributions to the field of electrical engineering, particularly through his patent for a removable bushing flange, highlight his innovative spirit and dedication to improving technology. His work continues to influence the industry and inspire future inventors.