Frank R Mottershead

Title: Innovative Contributions of Frank R. Mottershead in Engineering

Introduction

Frank R. Mottershead, an accomplished inventor based in Birmingham, MI, has made significant strides in engineering with his innovative ideas. With two patents to his name, Mottershead's work focuses on efficient machinery mechanisms that enhance operational performance and precision.

Latest Patents

Mottershead's latest inventions include a **Mechanism for pre-loading bearings** and a **Tool compensation mechanism**. The mechanism for pre-loading bearings provides an effective solution for mounting rotatable members, such as machine tool spindles, within a housing. This innovation features a bearing support sleeve with a unique design that includes both tightly and slip-fitted portions to apply a pre-load force to the bearings, thus improving their operational efficacy through pressure adjustment in the fluid system.

The tool compensation mechanism involves a boring bar specifically designed for machining internal spherical surfaces. This bar includes a cutting element and holder that rotate with the bar while being pivotable during the cutting operation. Remarkably, it allows radial adjustments to be made for precise positioning of the cutting element, even while rotating, ensuring minimal disruption to the machine's cycle time and providing solid support for various cutting positions.

Career Highlights

Mottershead has built a remarkable career with The Cross Company, where his inventive contributions have been vital to the company’s engineering advancements. His expertise in designing mechanisms that improve precision and efficiency is widely recognized in the engineering community.

Collaborations

Throughout his career, Frank R. Mottershead has collaborated with esteemed colleagues, including John J. Konkal and Charles G. Gerlach. Together, they have worked on innovative engineering solutions, pushing the boundaries of technology and machinery.

Conclusion

Frank R. Mottershead stands out as an ingenious inventor whose work embodies creativity and practicality in engineering. Through his patents, he advances the field and solidifies his reputation as a key contributor in machinery innovation. As his career evolves, the impact of his inventions will continue to resonate within the engineering and manufacturing industries.