Company Filing History:
3 out of 30 
1 out of 4 
1 out of 8 Years Active: 1976-1988
Title: **Hans Bull: Innovator in Mine-Roof Support Technology**
Introduction
Hans Bull is a prominent inventor based in Wuppertal, Germany, renowned for his advancements in mine-roof support technology. With a total of five patents to his name, he has made significant contributions to enhancing safety and efficiency in mining operations.
Latest Patents
Two of Hans Bull's latest patents showcase his innovative spirit and technical expertise. The first is the **Mobile Mine-Roof Support**, which features a powered track-laying carriage equipped with a carrier shaft that supports bracket mountings for props. These props stabilize a roof beam through a lemniscate guide linkage, enhancing the system's stability with an orienting cylinder supported on the chassis.
The second patent is the **Hydraulic Mine-Roof Support**, comprising a floor-standing runner member and a hydraulically adjustable prop. This assembly includes a roof canopy and a rockfall shield, both designed to pivot vertically. A hydraulic thrust piston mechanism in the front direction-control member adjusts pressure fluid based on the position of the support assembly, ensuring it maintains a preset normal position for optimal safety.
Career Highlights
Hans Bull's career has been marked by his tenure at Hermann Hemscheidt Maschinenfabrik GmbH & Co., a company where he applied his innovative ideas to real-world challenges in mining technology. His work has allowed for improved mining support systems, directly benefitting the industry.
Collaborations
Throughout his career, Hans has collaborated with notable professionals such as Josef Welzel and Alfred Maykemper. These partnerships have enhanced his projects and driven the development of advanced mining solutions, combining their expertise to push the boundaries of existing technologies.
Conclusion
Hans Bull's contributions to mine-roof support technology underscore his commitment to innovation in the mining sector. With multiple patents and key collaborations with industry leaders, he continues to influence the field, ensuring safer and more effective mining operations. His work exemplifies the importance of inventive solutions in addressing complex challenges within the industry.
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.