Company Filing History:
Years Active: 1987
Title: Innovations by Randall E Parrish
Introduction
Randall E Parrish is an accomplished inventor based in San Diego, CA. He has made significant contributions to the field of locking mechanisms, holding 2 patents that showcase his innovative designs. His work focuses on enhancing security through advanced locking systems.
Latest Patents
One of his latest patents is the "Electrically Controlled Locking Apparatus and Safe Utilizing Same." This invention allows a safe door to be released using either a mechanical combination lock or an electrical control circuit. The control circuit generates an output signal when the correct access code is entered, enabling the door to be unlocked. Additionally, it includes both non-volatile and volatile memory for storing the access code, along with a display device that visually indicates the correct code. This feature ensures that the door can be unlocked with the mechanical lock, while also allowing the access code for the electrical lock to be viewed from within the protected area.
Another notable patent is the "Redundant Electrically Controlled Locking Apparatus." This apparatus releases a locking arrangement in response to an electrical control signal to unlock a closure member. It employs a pair of piston cylinder assemblies that actuate alternately in response to the control signal. The design includes a shuttle that connects to the plungers, allowing for movement toward the actuated cylinder assembly. The locking mechanism features a slide member that can be manually moved to release the closure member, ensuring versatility and reliability in operation.
Career Highlights
Randall E Parrish is associated with The Protech Partnership, where he continues to develop innovative security solutions. His work has significantly impacted the field of locking mechanisms, providing enhanced security features for various applications.
Collaborations
He collaborates with H Frank Fogleman, contributing to the advancement of their projects and innovations.
Conclusion
Randall E Parrish's contributions to the field of locking mechanisms demonstrate his commitment to innovation and security. His patents reflect a deep understanding of technology and user needs, making him a notable figure in the industry.