Andrew B Campbell

Title: Innovations by Andrew B Campbell

Introduction

Andrew B Campbell is a notable inventor based in San Marino, California, with a remarkable portfolio of 12 patents. His work primarily focuses on enhancing security mechanisms for doors, showcasing his commitment to innovation in the field of locking systems.

Latest Patents

Among his latest inventions is the Multi-point Door Lock System. This system features an active lock and an inactive lock designed for both single and double doors. It is self-teaching and allows for one-hand control of shoot bolts, providing audible and tactile feedback during the extension and retraction of the bolts. Another significant invention is the Flush Bolt Mechanism for double doors. This flush bolt includes override protection and is designed for flush mounting on the inactive door of a pair of swinging doors. In one embodiment, the automatic flush bolt senses whether the active door is closed and engages the bolt into a securing surface if it is. If the door is open, the bolt retracts into the mechanism. A semi-automatic version is also available, which allows for temporary engagement without damaging the mechanism or the door frame.

Career Highlights

Andrew has worked with several companies throughout his career, including Varco International, Inc. and Triangle Brass Manufacturing Company, Inc. His experience in these organizations has contributed significantly to his expertise in developing innovative locking solutions.

Collaborations

Throughout his career, Andrew has collaborated with notable individuals such as George I Boyadjieff and Ira J Simon. These collaborations have likely enriched his work and contributed to the advancements in his inventions.

Conclusion

Andrew B Campbell's contributions to the field of door locking mechanisms demonstrate his innovative spirit and dedication to enhancing security solutions. His patents reflect a blend of practicality and advanced technology, making him a significant figure in the realm of inventions.