Location History:
- Peoria Heights, IL (US) (1976)
- Peoria, IL (US) (1976 - 1977)
Company Filing History:
Years Active: 1976-1977
Title: Innovations of James A. Ritchie
Introduction
James A. Ritchie is a notable inventor based in Peoria Heights, IL (US). He has made significant contributions to the field of rotary mechanisms, holding a total of 4 patents. His work focuses on improving the efficiency and functionality of rotary engines and related devices.
Latest Patents
One of Ritchie's latest patents is for an oil seal designed for a rotary engine. This invention features an improved slant axis rotary mechanism that includes a housing, a shaft journaled within the housing, and a rotor that is also journaled within the housing. The rotor hub is equipped with a pair of opposed grooves that can receive a closed unitary annular seal. This seal can be inserted to a predetermined depth, ensuring optimal performance. Additionally, each groove contains a back-up spring that urges the seal against the housing, along with an O-ring that provides a static seal between the seal and the groove.
Another significant patent by Ritchie involves seals for rotary mechanisms. This invention includes a housing that defines an operating chamber, a shaft extending through the chamber, and a rotor journaled on the shaft. The rotor features at least one seal receiving groove that houses a seal, which engages the housing to prevent leaks. An elastomeric O-ring is positioned within the groove to enhance the sealing capability, and a conduit directs fluid under pressure to bias the seal against the housing.
Career Highlights
James A. Ritchie is currently employed at Caterpillar Tractor Co., where he continues to innovate and develop new technologies. His work has had a lasting impact on the efficiency of rotary mechanisms, making him a valuable asset to his company and the industry.
Collaborations
Ritchie has collaborated with notable coworkers, including Alexander Goloff and Noble G. Barker. Their combined expertise has contributed to the advancement of rotary engine technology.
Conclusion
James A. Ritchie is a distinguished inventor whose work in rotary mechanisms has led to several important patents. His innovations continue to influence the field, showcasing his dedication to engineering excellence.