Location History:
- Tholey, DE (2014 - 2017)
- Stuttgart, DE (2013 - 2018)
- Karlsruhe, DE (2024)
Company Filing History:
10 out of 15 
1 out of 121 
Years Active: 2013-2025
Title: Christoph Lermen: Innovator in Gear Arrangements and Drive Units
Introduction
Christoph Lermen is a notable inventor based in Tholey, Germany. He has made significant contributions to the field of mechanical engineering, particularly in the development of gear arrangements and drive units. With a total of 10 patents to his name, Lermen's work has had a considerable impact on the design and functionality of vehicles, especially those that can be driven using muscular force.
Latest Patents
Lermen's latest patents include a gear arrangement specifically designed for vehicles, such as bicycles, that can be operated using human power. This innovative gear arrangement features a housing, an input shaft, a layshaft, and an output shaft that connects to the vehicle's drive wheel. The design incorporates multiple shiftable first gear wheel sets that link the input shaft and layshaft, each associated with at least one gear stage. Additionally, a machine gear can be connected to one of the shafts, allowing for the introduction of drive torque from an electric machine. The first gear wheel sets create a part-gear mechanism, while a second shiftable gear wheel set connects the layshaft and output shaft, forming another part-gear mechanism. The housing also includes a cooling fluid sump, enhancing the overall efficiency of the system. Another notable patent involves a crank transmission that connects to foot-operated or hand-operated cranks, featuring a coupling unit that allows for angular offset under load, optimizing torque generation.
Career Highlights
Throughout his career, Christoph Lermen has worked with several prominent companies, including Pinion GmbH and Marquardt GmbH. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects that push the boundaries of mechanical design.
Collaborations
Lermen has collaborated with talented individuals such as Michael Schmitz and Linus Geiger. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
Christoph Lermen's contributions to the field of mechanical engineering, particularly in gear arrangements and drive units, showcase his innovative spirit and dedication to advancing vehicle technology. His patents reflect a commitment to enhancing the functionality and efficiency of human-powered vehicles.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.