Company Filing History:
Years Active: 1977-1981
Title: Richard E. Callahan: Innovator in Engine Technology
Introduction
Richard E. Callahan is a notable inventor based in Toledo, OH (US). He has made significant contributions to engine technology, particularly in the area of spark plug and glow plug systems. With a total of 2 patents, his work has had a meaningful impact on the automotive industry.
Latest Patents
One of Callahan's latest patents is the "Glow Plug Control Circuit." This invention discloses a switch-controlled apparatus for actuating a power switch to enable the application of power from an associated power supply to a heater filament of a glow plug in a diesel engine. The filament is designed to reach a predetermined temperature when a specified voltage is applied. The apparatus includes a switch that allows the operator to control the application of supply voltage, ensuring optimal performance of the glow plug system.
Another significant patent is the "Spark Plug Tester Ignition System." This invention features an improved high voltage pulse power supply for a spark plug test fixture. The system utilizes a voltage step-down transformer and an electronic switch to apply rectified voltage to the ignition coil. This innovative design allows for the generation of a high voltage negative pulse, which is crucial for testing spark plugs effectively.
Career Highlights
Richard E. Callahan has built a successful career at Champion Spark Plug Company. His work has focused on enhancing the efficiency and reliability of ignition systems, contributing to advancements in engine performance. His inventions reflect a deep understanding of automotive technology and a commitment to innovation.
Collaborations
Throughout his career, Callahan has collaborated with talented individuals such as Sam J. Green and Frank John Raeske. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.
Conclusion
Richard E. Callahan's contributions to engine technology through his patents and work at Champion Spark Plug Company highlight his role as an influential inventor. His innovative solutions continue to shape the future of automotive engineering.