David R Griffies

Title: Innovations of David R Griffies

Introduction

David R Griffies is an accomplished inventor based in Joppa, MD (US). He has made significant contributions to the field of power tools, particularly with his innovative designs for sabre saws. With a total of 2 patents to his name, Griffies has demonstrated a commitment to enhancing the functionality and efficiency of cutting tools.

Latest Patents

One of his latest patents is for a portable, power-operated sabre saw. This saw features a power-driven saw blade holder that is curved and mounted in the housing for reciprocation along a curved path. This design imparts a component of cutting stroke travel in the direction the blade is urged against a workpiece, improving cutting efficiency. Another notable feature is a counterweight that dynamically counterbalances the mass of the saw blade holder and the blade itself. This counterweight is recessed to accommodate a power-driven gear that supplies motion for reciprocating both the holder and the counterweight. The design also includes a two-part bearing holder assembly that allows for precise axial positioning of the second part, ensuring optimal performance during use.

Career Highlights

David R Griffies is associated with Rockwell International Corporation, where he has contributed to the development of innovative power tools. His work has been instrumental in advancing the technology behind sabre saws, making them more efficient and user-friendly.

Collaborations

Throughout his career, Griffies has collaborated with notable coworkers such as Russell O Robison and Robert W Taylor. These partnerships have fostered an environment of innovation and creativity, leading to the development of cutting-edge tools.

Conclusion

David R Griffies is a notable inventor whose contributions to the field of power tools have made a lasting impact. His innovative designs and collaborative efforts continue to influence the industry, showcasing the importance of creativity in engineering.