Location History:
- Channel Islands, GB (1987)
- St. Helier, GB (1987 - 1993)
- Jersey, GB (1985 - 2000)
Company Filing History:
14 out of 21 
1 out of 2 
1 out of 3 Years Active: 1985-2000
Title: Exploring the Innovations of George Duncan Arnold
Introduction
George Duncan Arnold, an inventive mind hailing from Jersey, GB, has made significant contributions to the field of mechanical engineering with his 16 patents. His innovative designs, particularly in hydrostatic transmissions, showcase his expertise and commitment to enhancing machinery used in various applications.
Latest Patents
Arnold's recent patents include groundbreaking innovations such as hydrostatic transaxles featuring two chambers formed by three housing parts. His design for an axle assembly is particularly noteworthy; it incorporates an internally disposed hydrostatic transmission alongside speed reducing gearing. This assembly aims to optimize performance in lawn tractors, pedestrian walk-behind mowers, and snow blowers.
The innovations include an input shaft that drives a variable-displacement hydraulic pump, which is fluidly coupled to a fixed-displacement hydraulic motor. The motor is then connected through speed reducing gearing to output axle shafts. Importantly, Arnold's design features a mechanical differential within the housing, essential for applications necessitating differential speeds of output shafts.
The structure also emphasizes the formation of two internal chambers, which respectively contain the hydrostatic transmission and speed reducing gearing, interconnected by a connecting shaft. This design not only enhances efficiency but also streamlines the assembly process with a framework that supports the hydraulic components, ensuring robustness under operational pressures.
Career Highlights
Throughout his career, Arnold has worked with notable companies, including Unipat AG and Quadrant Drive BV. His tenure at these organizations has allowed him to further hone his skills and drive forward his inventive projects, particularly in developing advanced hydraulic systems.
Collaborations
Arnold's journey has been enriched by collaborations with talented individuals such as Christian Helmut Thoma and Arthur Atholl Blair. These partnerships have fostered a creative environment, leading to the development of various applications and designs that have made lasting impacts in their fields.
Conclusion
George Duncan Arnold stands as a remarkable inventor whose innovations continue to shape the landscape of mechanical engineering. His latest patents highlight his relentless pursuit of excellence and showcase the transformative impact of his work on machinery technology. As he forges ahead in his career, the engineering community eagerly anticipates further advancements from this inventive spirit.