Company Filing History:
2 out of 25 
1 out of 1 
1 out of 15 Years Active: 1989-1990
Title: The Innovative Contributions of Hans W Obrig
Introduction
Hans W Obrig is a notable inventor based in Essen, Germany, recognized for his significant contributions to the field of engineering. With a total of four patents to his name, Obrig has made advancements that enhance the functionality and efficiency of various mechanical processes.
Latest Patents
One of his latest patents is a machine tool designed for broaching crankshaft connecting rod bearings. This invention addresses the challenges associated with the turn broaching of crankshaft main bearings, which is unsuitable for broaching crankshaft bearing pins for connecting rods. The innovative broaching lathe incorporates a steady rest with a rotating support device, allowing for precise alignment of the crankshaft's rotational axis with that of the connecting rod bearings.
Another significant patent by Obrig is a method and apparatus for determining the diameter of rail vehicle wheels. This invention calculates the diameter based on data obtained from two marker points on the wheel's tread surface. By sensing these points and utilizing the known fixed locations of the marker point generators and sensors, the system defines a chord line and chord height, which ultimately determine the wheel diameter. A computer processes these calculations, providing outputs for display or for controlling tools like wheel truing machines.
Career Highlights
Throughout his career, Hans W Obrig has worked with esteemed companies such as Wilhelm Hegenscheidt Gesellschaft mbH and Wilhelm Hegenscheidt Gesellschaft GmbH. His experience in these organizations has contributed to his expertise and innovative capabilities in the engineering sector.
Collaborations
Some of his notable coworkers include Helmut Wittkopp and Garri Berstein, who have collaborated with him on various projects, further enhancing the impact of his inventions.
Conclusion
Hans W Obrig's contributions to engineering through his patents demonstrate his innovative spirit and commitment to advancing technology. His work continues to influence the industry, showcasing the importance of creativity and problem-solving in engineering.