Location History:
- Leola, PA (US) (1976)
- New Holland, PA (US) (1979)
Company Filing History:
Years Active: 1976-1979
Title: Innovations of John D Riffanacht
Introduction
John D Riffanacht is a notable inventor based in Leola, PA (US). He has made significant contributions to the field of agricultural machinery, particularly in the design of components for grain harvesting combines. With a total of 2 patents, Riffanacht's work has had a lasting impact on the efficiency and functionality of these machines.
Latest Patents
Riffanacht's latest patents include the "Air Tubulator on Rotary Screen" and "Projections on Rotor Auger of Axial Flow Combine." The first patent addresses the need to dislodge extraneous material from a screen mounted adjacent to a cooling radiator for internal combustion engines. This innovation features blades extending radially from a cylindrical screen, which is supported for rotation and driven by auxiliary means from the engine. The second patent involves a rotor for axial flow combines, equipped with an auger that feeds crop material to the main rotor portion. This design minimizes wear and enhances engagement with crop material through a series of projections that can be detachably connected for reversibility and replacement.
Career Highlights
Riffanacht has worked with Sperry Rand Corporation, where he has applied his inventive skills to develop advanced agricultural technologies. His contributions have helped improve the performance and reliability of harvesting equipment.
Collaborations
Throughout his career, Riffanacht has collaborated with notable coworkers such as John B Crego and Everett C Cowan, Jr. These partnerships have fostered innovation and the sharing of ideas within the field.
Conclusion
John D Riffanacht's innovative patents and contributions to agricultural machinery demonstrate his commitment to enhancing the efficiency of grain harvesting processes. His work continues to influence the industry and inspire future innovations.