Lyal Douglas Allen

Title: Lyal Douglas Allen: Innovator in Track Suspension Technology

Introduction

Lyal Douglas Allen is a notable inventor based in Hamilton, Victoria, Australia. He has made significant contributions to the field of engineering, particularly in the development of track suspension systems. With a total of 10 patents to his name, Allen's work has had a lasting impact on the industry.

Latest Patents

Among his latest innovations is a patent for a track suspension system. This system features a rear wishbone member that is rotatably affixed to a yoke assembly and a yoke plate carrier through a rear wishbone joint. Additionally, a front wishbone member is rotatably affixed to the rear wishbone member through a front wishbone joint. The design includes a rear rocker assembly comprised of a rear rocker beam, a rear roller wheel, and a rear idler wheel. Furthermore, a front rocker beam is rotatably affixed to the front wishbone through a front rocker joint, while the rear rocker beam is rotatably affixed to the rear wishbone member through a rear rocker joint. The system also incorporates a front suspension spring assembly and a rear suspension spring assembly, enhancing the overall functionality of the track suspension.

Another significant patent is the dynamic blade distance ratio system and method. This innovation allows for the adjustment of the blade ratio of an articulated work vehicle with multiple tracks by shifting the load from the weight of the vehicle toward the front or rear of one or more of the tracks. This adjustment is achieved through the actuation of a hydraulic cylinder that applies a biasing load between a frame and a track frame.

Career Highlights

Throughout his career, Lyal Douglas Allen has worked with prominent companies such as Deere & Company and WesternGeco A.S. His experience in these organizations has contributed to his expertise in engineering and innovation.

Collaborations

Allen has collaborated with notable individuals in the field, including James Arthur Nagorcka and Daniel Dean Radke. These partnerships have further enriched his work and expanded his contributions to engineering.

Conclusion

Lyal Douglas Allen is a distinguished inventor whose work in track suspension technology has paved the way for advancements in the industry. His innovative patents and collaborations reflect his commitment to engineering excellence.