John Andrew Heilig

Title: Innovations by John Andrew Heilig

Introduction

John Andrew Heilig is a notable inventor based in Santa Clara, California. He has made significant contributions to the field of engineering, particularly in the development of advanced motor technologies. With a total of three patents to his name, Heilig's work showcases his commitment to innovation and excellence.

Latest Patents

One of Heilig's latest patents is for a linear hybrid brushless servo motor. This improved motor design features a forcer and a platen, with the forcer comprising multiple stacks, permanent magnets, and coils that form a three-phase motor. The platen is made from a low-cost ferromagnetic steel plate. The design optimizes electromagnetic coupling between the forcer and platen, resulting in a high force density servomotor. Additionally, Heilig has developed configurations that minimize unexpected cogging force and force ripple.

Another significant patent is for a multi-axes, sub-micron positioner. This innovative positioner is designed to position an object with sub-micron resolution. It includes a first stage for dual-axis motion for coarse positioning and a second stage for fine positioning. The first stage is typically a stepper motor or servo motor, while the second stage utilizes a piezoelectric actuator. This design allows for precise control and positioning of objects.

Career Highlights

Heilig is currently employed at Baldor Electric Company, where he continues to push the boundaries of technology. His work at Baldor has allowed him to collaborate with other talented engineers and contribute to the company's reputation for innovation in electric motor solutions.

Collaborations

Throughout his career, Heilig has worked alongside notable colleagues such as Bahram Berj Kafai and Glenn Sterling Trammell. These collaborations have fostered an environment of creativity and technical advancement.

Conclusion

John Andrew Heilig's contributions to the field of engineering through his patents and innovations highlight his expertise and dedication. His work continues to influence the development of advanced motor technologies, making a lasting impact in the industry.