Company Filing History:
Years Active: 1989-1993
Title: Innovations by Glen S. Grissinger: A Pioneer in Mine Roof Anchoring Technology
Introduction
Glen S. Grissinger, an inventor based in Hollidaysburg, Pennsylvania, has made significant contributions to the field of mining technology. With a total of three patents to his name, Grissinger has focused on developing innovative solutions that enhance the safety and efficiency of underground mining operations.
Latest Patents
Grissinger's latest patents include a remarkable invention titled "Mine Roof Anchor Having Adjustable Resin Retaining Washer." This invention addresses the challenges of supporting underground mine roofs with its unique design. The roof anchor features an elongated shaft with a head, which supports a washer and a roof supporting plate. The adjustable annular washer allows for a customizable fit to varying amounts of resin, ultimately ensuring optimal binding within the bore hole.
Another notable patent is related to the same mine roof anchor but with an added feature of expansion. This invention includes a roof bolt assembly equipped with an expansion shell assembly. The friction-reducing means incorporated within the design increases the horizontal force on the leaves, while still offering adjustability to the resin-retaining washer. These innovations showcase Grissinger’s commitment to enhancing safety and effectiveness in mine operations.
Career Highlights
Grissinger holds his patents through his work with Jennmar Corporation, a leading company known for advancements in mining and ground control products. His inventive spirit and technical expertise have allowed him to contribute significantly to the innovations provided by the company.
Collaborations
Throughout his career, Glen has collaborated with talented engineers and inventors, including John C. Stankus and Eugene H. Stewart. These collaborations have fostered a creative environment, enabling the development of cutting-edge technologies in the mining sector.
Conclusion
Glen S. Grissinger stands out as an influential figure in the mining technology industry. His patents reflect a deep understanding of the complexities involved in underground mining and a dedication to improving safety standards. With ongoing innovations, Grissinger's work continues to shape the future of mine roof anchoring technology.