John A Boylan

Title: Innovations of John A. Boylan

Introduction

John A. Boylan is a notable inventor based in Hampton, VA (US). He has made significant contributions to the field of automotive technology, particularly in fuel injection systems. With a total of 2 patents to his name, Boylan's work reflects a commitment to enhancing engine performance and efficiency.

Latest Patents

One of Boylan's latest patents is for a fuel injector that produces non-symmetrical conical fuel distribution. This innovative fuel injector includes a body with an inlet, an outlet, and a fuel passageway extending from the inlet to the outlet along a longitudinal axis. The design features an armature near the inlet, a needle connected to the armature, and a seat near the outlet. A guide member within the body includes an aperture that guides the needle, while a flat metering disk is positioned between the seat and the guide member. This metering disk has a central aperture, a perimeter, and several slots that are configured to create non-uniform volumes, enhancing fuel distribution.

Another significant patent by Boylan is an air assist metering apparatus and method. This method aims to achieve a desired air flow through a fuel injector. The design incorporates an air assist injector valve body and an air assist backup washer with multiple flow channels. The shroud member, which has a flat surface, works in conjunction with the backup washer to effectively meter and direct the air flow, optimizing the injector's performance.

Career Highlights

John A. Boylan has established himself as a key figure in the automotive industry through his work at Siemens Automotive Corporation. His innovative designs and patents have contributed to advancements in fuel injection technology, making engines more efficient and environmentally friendly.

Collaborations

Throughout his career, Boylan has collaborated with talented individuals such as James Paul Fochtman and Rodney E. Crispen. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.

Conclusion

John A. Boylan's contributions to fuel injection technology exemplify his dedication to innovation in the automotive industry. His patents reflect a deep understanding of engineering principles and a commitment to improving vehicle performance.