Donald W Warren

**Title: The Innovations of Donald W. Warren**

Introduction

Donald W. Warren, an inventive mind based in Latrobe, Pennsylvania, has significantly contributed to the field of machining and metalworking with his five patents. His expertise in creating advanced cutting tools has made him a key figure at Kennametal Inc., a leading company in the metalworking industry.

Latest Patents

Warren holds several notable patents, with his latest innovations focusing on enhancing cutting tool efficiency. One of his patents is for a **Cutting Insert** that features indexable cutting edges with a unique chipbreaker configuration. This design comprises discrete recesses spaced along the length of the cutting insert, providing a descending wall that connects the cutting edge with a planar floor. The recesses, concave and outwardly facing, enhance the insert's performance. The cutting inserts are ideally coated with a TiN over TiC chemical vapor deposition coating for added durability.

Another significant invention is the **Pin Lock Tool Holder**, which improves upon existing tool holder designs. This tool holder includes an insert receiving pocket that uses a tiltable pin to securely clamp the insert in place. The innovative design allows for easy engagement of the pin with the insert's center hole, ensuring stability during machining operations. It features a recess that communicates with the bore to facilitate the adjustment of spherical elements, which assist in securely clamping the insert with a top clamp mechanism.

Career Highlights

Throughout his career, Donald W. Warren has made substantial advancements in cutting tools, driven by his passion for innovation. His work at Kennametal Inc. showcases his commitment to developing high-performance tooling solutions that cater to the needs of modern manufacturing processes.

Collaborations

Warren has collaborated with fellow inventors such as Ernest J. Friedline and James W. Heaton, sharing knowledge and expertise to push the boundaries of cutting tool technology. Their teamwork and collective experience have led to the development of industry-leading patents, which continue to impact machining practices.

Conclusion

Donald W. Warren's inventive contributions to the machining field, particularly through his cutting insert and tool holder designs, highlight his role as an influential innovator. His work at Kennametal Inc. and collaborations with other skilled inventors reflect a dedication to advancing technology in metalworking, ensuring lasting improvements in efficiency and performance.