Company Filing History:
Years Active: 2020-2023
Title: David P. Liffrig: Innovator in Tailgate Technology
Introduction
David P. Liffrig is an accomplished inventor based in Starkville, MS (US). He has made significant contributions to the field of engineering, particularly in the design of innovative tailgate systems. With a total of 2 patents to his name, Liffrig continues to push the boundaries of functionality and efficiency in his inventions.
Latest Patents
One of Liffrig's latest patents is the Rotatable Tailgate. This innovative assembly is designed for installation on a dump bed. The tailgate assembly features support members that can be attached to the sides of the dump bed. Each support member includes at least one bearing located at a free end, extending rearwardly of the dump bed's rear opening. The tailgate itself has a cylindrical tailgate shaft, with one end rotatably received within the bearing of a first support member and the other end rotatably received within a bearing of a second support member. The closure portion of the tailgate extends radially away from the tailgate shaft, engaging the rear edges of the dump bed floor and sides to effectively close off the dump bed opening when in a closed rotational position. Additionally, the tailgate assembly is equipped with a rotation actuator that is operatively connected to the tailgate shaft for selective rotation.
Career Highlights
David P. Liffrig is currently employed at the North American Coal Corporation, where he applies his engineering expertise to develop innovative solutions. His work has been instrumental in enhancing the functionality of equipment used in the coal industry.
Collaborations
Throughout his career, Liffrig has collaborated with notable colleagues, including Ernie B. Mills and David Vaughn. These partnerships have contributed to the successful development of his inventions and have fostered a collaborative environment for innovation.
Conclusion
David P. Liffrig is a notable inventor whose work in tailgate technology exemplifies innovation and practicality. His contributions to the field continue to impact the industry positively.