Darrell E Stafford

Title: The Innovations of Darrell E Stafford

Introduction

Darrell E Stafford is an accomplished inventor based in Peoria, IL (US). He has made significant contributions to the field of internal combustion engines, particularly with his innovative designs that enhance engine efficiency and performance.

Latest Patents

One of Stafford's notable patents is the "Speed controlled hydraulic lifter for internal combustion engines." This invention involves an internal combustion engine that includes a cylinder defining a combustion chamber, a reciprocal piston, and a valve system that optimizes engine performance under various operational conditions. The hydraulic valve lifter is designed to manage oil supply, which helps to induce valve lash at low engine speeds or during startup, thereby maximizing efficiency. Additionally, it prevents valve train separation during overspeed conditions, protecting the engine from potential damage.

Career Highlights

Darrell E Stafford is currently employed at Caterpillar Tractor Co., where he applies his expertise in engine technology. His work focuses on developing solutions that improve the functionality and reliability of heavy machinery engines.

Collaborations

Stafford has collaborated with notable colleagues, including Alexander Goloff and Frank E Keske, who have contributed to his projects and innovations in engine technology.

Conclusion

Darrell E Stafford's contributions to the field of internal combustion engines demonstrate his commitment to innovation and engineering excellence. His patent for a speed-controlled hydraulic lifter showcases his ability to enhance engine performance while ensuring reliability.