Company Filing History:
Years Active: 2005-2008
Title: J David Pratt: Innovator in Hydraulic Drive Technology
Introduction
J David Pratt is a notable inventor based in Sullivan, Illinois. He has made significant contributions to the field of hydraulic drive technology, holding a total of 4 patents. His innovative designs have advanced the functionality and efficiency of hydraulic systems.
Latest Patents
One of his latest patents is the Zero Turn Transaxle. This invention features a hydrostatic transmission housed within a transmission casing, which includes a pair of hydraulic pumps and motors connected through a central section. The design incorporates axle housings at both ends of the transmission housing, with output axles linked to the hydraulic motors. Another significant patent is the Bypass Mechanism for a Hydraulic Drive Apparatus. This apparatus includes a hydraulic pump and motor within a housing, featuring a hydraulic porting system. The design allows for the hydraulic motor to be lifted from the center section, effectively breaking the hydraulic interface, which enhances the system's versatility.
Career Highlights
J David Pratt is currently associated with Hydro-Gear Limited Partnership, where he continues to innovate and develop advanced hydraulic solutions. His work has been instrumental in improving the performance of hydraulic systems used in various applications.
Collaborations
Throughout his career, J David Pratt has collaborated with talented individuals such as Thomas J Langenfeld and Shane A Deters. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
J David Pratt's contributions to hydraulic drive technology exemplify his commitment to innovation. His patents reflect a deep understanding of hydraulic systems and their applications, making him a valuable asset in the field.