Company Filing History:
Years Active: 2004
Title: Innovations by Christer Häger in Marine Propulsion Systems
Introduction
Christer Häger is a notable inventor based in Kristinehamn, Sweden. He has made significant contributions to the field of marine engineering, particularly in the development of propulsion systems for ships. With a total of two patents to his name, Häger's work showcases innovative solutions aimed at enhancing the efficiency and performance of marine vessels.
Latest Patents
Häger's latest patents focus on advanced propulsion systems for ships. The first patent describes a propulsion system that includes an impeller, a stator shell, and an impeller housing designed to achieve a waterjet. This system features a shaft for propelling the impeller and a bearing arrangement within the stator shell. Notably, the bearing arrangement comprises at least one sliding bearing unit intended to carry axial loads, which is preferably water-lubricated.
The second patent also pertains to a propulsion system for ships, emphasizing a lightweight shaft that exhibits considerably lower bending rigidity compared to conventional steel shafts. This design allows for the transmission of driving force through a non-flexible coupling and a rigid bearing arrangement that effectively handles axial loads. The result is a propulsion system that achieves high power density, enhancing the overall performance of marine vessels.
Career Highlights
Christer Häger is currently employed at Rolls-Royce Aktiebolag, a leading company in the field of marine engineering and technology. His work at Rolls-Royce has allowed him to apply his innovative ideas in a practical setting, contributing to the advancement of marine propulsion systems.
Collaborations
Häger has collaborated with notable colleagues such as Jens Tornblad and Sven-Gunnar Karlsson. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies in marine propulsion.
Conclusion
Christer Häger's contributions to marine propulsion systems reflect his commitment to innovation and engineering excellence. His patents demonstrate a forward-thinking approach to enhancing ship performance, making him a significant figure in the field of marine technology.