John R Foster

Title: **John R Foster: Innovator in Latching Devices**

Introduction

John R Foster is a prominent inventor based in Indianapolis, IN. He has made significant contributions to the field of latching mechanisms, holding a total of four patents throughout his career. His inventions showcase innovative approaches to security and functionality in panic exit devices and latching systems.

Latest Patents

Foster's latest patents include a **dogging device, method of forming the same, and an adapter kit therefor**. This dogging device features a detented dogging hook designed to engage a latching and unlatching control rod of panic exit latch assemblies. It also provides a mechanism for selectively changing the operator implements from one type to another. The corresponding method outlines procedures for creating this versatile dogging device. The included kit details components that cooperate with the basic dogging device, allowing adaptability for various operator implements.

Another notable patent is his **latching device**. This innovation includes a latching assembly that is translated relative to a centercase housing mounted on a chassis. The design allows for cooperative engagement with a locking cylinder and features a thumbpiece lift operated by an external trim linkage. The unique functionality enables translation of the latching assembly through a master locking cylinder cam or dowel with a removable screw, creating a dual operation mode—key operation or trim linkage operation—through the careful manipulation of components.

Career Highlights

John R Foster has spent a significant portion of his career at Von Duprin, Inc., a renowned company specializing in exit devices and access control solutions. His work focuses on enhancing the safety and efficiency of latching systems, making him an invaluable asset to the firm.

Collaborations

Throughout his career, Foster has collaborated with talented individuals like Maksimilijan Godec and Paul J Straub, Jr. These partnerships have enhanced his innovative processes and contributed to the development of his patented inventions.

Conclusion

John R Foster's contributions to the field of latching devices are marked by his innovative spirit and technical expertise. His patents reflect a commitment to advancing safety and functionality, underscoring his role as a crucial figure in the realm of security technology. With a proven track record at Von Duprin, Inc., Foster continues to push the boundaries of innovation in the industry.