This inventor holds 16 USPTO granted patents. Top assignees: Institute Cerac, Atlas Copco Aktiebolag, Atlas Copco Construction and Mining Technique Ab. Active years: 1983-1992.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
11 out of 23 
2 out of 204 
2 out of 10 Years Active: 1983-1992
Title: The Innovations of Carl S. Hartwig
Introduction
Carl S. Hartwig, an influential inventor based in Taby, Sweden, has made significant contributions to the field of tunnel construction with a total of 16 patents to his name. His inventive prowess has led to the development of advanced machinery designed to enhance the efficiency and safety of tunnel boring operations.
Latest Patents
Among his latest inventions is the “Tunnel Boring Machine” which features a unique design incorporating several swingable arms equipped with boring tools. These arms can be adjusted to swing outward into an active position or retracted into an inactive position, allowing for versatile operation. This innovative machine facilitates the insertion of steel supporting arches into the excavated area, thus improving structural integrity.
Additionally, Hartwig has developed a “Rock Working Tool” specifically tailored for tunnel boring machines. This tool consists of a shaft with a central hole, allowing for the rotatable mounting of tool parts. A cooling system designed within the tool channels ensures effective cooling by directing liquid from a pressure source, enhancing the tool’s operational capabilities during tunnel excavation.
Career Highlights
Throughout his career, Carl S. Hartwig has held positions at notable companies such as Institut Cerac SA and Atlas Copco Aktiebolag. His experience in these organizations has significantly influenced his innovative approach to tunnel boring technology, solidifying his reputation as a leading inventor in this specialized field.
Collaborations
In his pursuit of technological advancement, Hartwig has collaborated with esteemed coworkers including Erik A. Ljung and Sven H. Johansson. Their collective expertise and synergistic efforts have yielded groundbreaking inventions that have revolutionized tunnel construction methodologies.
Conclusion
Carl S. Hartwig's contributions to the tunnel boring industry underscore his status as a prolific inventor. With 16 patents and a commitment to innovation, his work continues to pave the way for advancements in engineering and construction. As his inventions evolve, they promise to enhance the efficiency, safety, and effectiveness of tunnel excavation processes worldwide.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile