Location History:
- Holmen, WI (US) (1997 - 1998)
- Onalaska, WI (US) (1999)
Company Filing History:
Years Active: 1997-1999
Title: Rolf M Hanson: Innovator in Motor Control and Airflow Modulation
Introduction
Rolf M Hanson is a notable inventor based in Holmen, Wisconsin, recognized for his contributions to the fields of motor control and airflow modulation. With a total of 3 patents to his name, he has developed innovative solutions that enhance the efficiency and functionality of various systems.
Latest Patents
One of Hanson's latest patents is an "Apparatus and method for soft-starting a three-phase motor." This invention provides a method for reducing the starting torque and current during the initial startup of a three-phase motor. The apparatus includes a power contactor that interrupts current along three conductors connected to a three-phase power source. A phase-shifting element is integrated to align the power signals between conductors, allowing the motor to operate on single-phase power initially before transitioning to three-phase power.
Another significant invention is the "Fresh air flow modulation device." This device is designed to monitor and modulate the admission of fresh air into buildings. It features a housing with a sensor to measure airflow and a damper with at least two blades, each equipped with a shaft for effective operation. This innovation aims to improve indoor air quality while optimizing energy use.
Career Highlights
Rolf M Hanson is currently employed at American Standard Inc., where he applies his expertise in engineering and innovation. His work focuses on developing advanced technologies that address real-world challenges in motor control and environmental systems.
Collaborations
Throughout his career, Hanson has collaborated with talented individuals such as Lunxi Peter Xia and Nels R Ebbesen. These partnerships have contributed to the successful development of his patented technologies.
Conclusion
Rolf M Hanson stands out as an influential inventor whose work in motor control and airflow modulation has made a significant impact. His innovative patents reflect his commitment to enhancing technology for better efficiency and performance.