Karl Bollinger, an innovative inventor hailing from Rueil Malmaison, France, has made significant contributions to the field of trenching machinery with a total of eight patents to his name. His inventive spirit and engineering prowess have led to the development of advanced devices aimed at improving the efficiency of trench digging operations.

Latest Patents

Bollinger's most recent patents include a motor block fastening device for a trenching machine. This ingenious cutting machine is designed for cutting trenches in the ground and features a flat bottom face portion that supports two motor blocks, each equipped with parallel axes. These motor blocks are adapted to mount half-drum cutters and consist of a central vertical keel projecting downwardly from a horizontal top plate. The design incorporates connection means that secure each motor block's top plate to the bottom face, while the inner edges of the top plates are provided with beveled surfaces that engage with complementary abutment members, enhancing the stability and effectiveness of the machine.

Another notable patent is the apparatus for the removal of spoil when making trenches of great depth. This apparatus includes a rotary drilling cutter and a spoil removal conduit that is gradually adjustable in length during excavation. The innovative design features telescopic tube elements in the first conduit section and a flexible tube in the second section, allowing for efficient spoil discharge at predetermined points, thanks to its supportive pulley and adjustable lifting gear.

Career Highlights

Throughout his career, Karl Bollinger has been affiliated with reputable companies such as Soletanche and Société Anonyme Dite - Soletanche, where he honed his skills and furthered his contributions to the field of trenching technology. His work has always been characterized by a commitment to enhancing operational efficiency and safety in trench excavation processes.

Collaborations

Bollinger has collaborated with talented professionals including Philippe Chagnot and Herve Barthelemy, sharing insights and expertise that have collectively driven advancements in their projects. Their combined efforts have resulted in innovative solutions that address the challenges faced in trenching applications.

Conclusion

Karl Bollinger's inventive contributions continue to play a crucial role in the development of trenching machinery. With his latest patents addressing essential functionalities of trench excavation, he remains a noteworthy figure in the industry. His relationships with esteemed colleagues and his experience in reputable companies underscore the impact he has made through innovation and collaboration.

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