David James Linnenkamp

Title: David James Linnenkamp: Innovator in Fastener Technologies

Introduction

David James Linnenkamp, a dedicated inventor based in Renton, Washington, has made significant contributions to fastening technology, holding two patents for innovative designs. His work focuses on providing visual indicators for torque in fasteners, a crucial improvement for various applications, especially in the aerospace industry.

Latest Patents

David Linnenkamp's most recent inventions include the following patents:

1. **Compression Fitting with Visual Torque Indicator** – This invention features a tubing nut fastener comprising partially rotatable elements that house engagement members, such as balls, within interior channels. The unique design includes permanent markings or non-removable visual indicators that change depending on whether the fastener is in a torqued or un-torqued state. This innovative feature allows users to easily assess the status of the connection at a glance.

2. **Coupling Nut Visible Tightness Indicator** – This fitting assembly is designed to provide a visible indication of nut tightness when connecting two components. It consists of a nut with a threaded portion and a chamber containing one or more through-holes. The assembly includes a slidably disposed indicator, a retainer assembly to lock the spring in place, and a spring that changes the visibility of the indicator as the nut is rotated, effectively communicating the tightness of the connection.

Career Highlights

David is currently employed at The Boeing Company, where he applies his inventive skills to advance fastening technologies in aviation. His role involves collaborating with multidisciplinary teams, which is essential for driving innovation in a highly technical field.

Collaborations

During his career, David has had the opportunity to work with talented colleagues, including Ryan Kody Coello and Andrew Benjamin Clements. Their collaborative efforts contribute to the ongoing development of state-of-the-art solutions in fastening systems.

Conclusion

David James Linnenkamp stands out as an accomplished inventor whose patents offer practical advancements in fastening technology. His work not only enhances safety and efficiency in various applications but also reflects the spirit of innovation within the aerospace sector. As the industry continues to evolve, Linnenkamp’s contributions will undeniably play a role in shaping the future of fastener designs.