Company Filing History:
Years Active: 1999-2009
Title: Hal E Pringle: Innovator in Diesel Engine Technology
Introduction
Hal E Pringle is a notable inventor based in Bloomfield, MI (US), recognized for his contributions to diesel engine technology. He holds a total of 10 patents, showcasing his innovative spirit and technical expertise in the automotive industry.
Latest Patents
One of his latest patents is for an EGR valve having a rest position. This invention addresses a common issue in diesel engines where the EGR valve poppet can become stuck to the valve seat due to the excessive buildup of exhaust gas debris. This sticking can render the valve inoperable, particularly after the engine is shut down. Pringle's design incorporates features that keep the valve poppet in an unseated position when not in use, thereby preventing this sticking and enhancing the robustness and longevity of the product.
Another significant patent involves an assembly with a non-contacting position sensor. This electronic throttle control system includes a non-contacting sensor stator integrated into an electronic throttle body. The design ensures proper alignment with the sensor rotor attached to the shaft, allowing for an optimal air gap. The system also features a flexible interconnect that permits the motor and vehicle connector to be positioned separately from the sensor stator.
Career Highlights
Throughout his career, Hal E Pringle has worked with prominent companies such as BorgWarner Inc. and BorgWarner Automotive GmbH. His experience in these organizations has contributed to his development of innovative solutions in the automotive sector.
Collaborations
Pringle has collaborated with notable coworkers, including Michael J Halsig and Robert D Keefover. Their combined expertise has likely fostered a creative environment that encourages innovation and problem-solving.
Conclusion
Hal E Pringle's contributions to diesel engine technology through his patents and collaborations highlight his significant role as an inventor. His work continues to influence the automotive industry, ensuring improved performance and reliability in diesel engines.