Company Filing History:
Years Active: 1994
Title: David M Terpstra: Innovator in Valve Grinding Technology
Introduction
David M Terpstra is a notable inventor based in Winona, MN (US). He has made significant contributions to the field of valve grinding technology. His innovative approach has led to the development of a unique valve grinder that enhances efficiency and precision in the grinding process.
Latest Patents
David M Terpstra holds a patent for a valve grinder. This invention comprises a grinding wheel mounted on a bench, which also features a surface for supporting a valve stem support stand. The stand is strategically positioned at a spaced distance from the grinding wheel and includes a pair of V-blocks and valve bearings for engaging the valve stem, along with an end stop. The design incorporates a chuck that grips the valve stem, featuring a positive clamping collet that engages the stem annularly with multiple contact points. This chuck allows for the rotation of the valve while maintaining a secure grip during the grinding operation, independent of the valve support stand.
Career Highlights
David M Terpstra is currently employed at Hein-Werner Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of valve grinding equipment, making it more user-friendly and effective.
Collaborations
David collaborates with Derrick Heyl, a coworker at Hein-Werner Corporation. Together, they work on various projects that aim to improve the efficiency and functionality of their products.
Conclusion
David M Terpstra's contributions to valve grinding technology exemplify his commitment to innovation and excellence. His patent for a valve grinder showcases his ability to solve complex engineering challenges. Through his work at Hein-Werner Corporation, he continues to make a significant impact in the industry.