Location History:
- Muskego, WI (US) (1979 - 1985)
- Oostburg, WI (US) (1994 - 2002)
Company Filing History:
3 out of 191 
1 out of 265 
1 out of 1,941 
Years Active: 1979-2002
Title: The Innovative Mind of Lawrence J. Strojny
Introduction: Lawrence J. Strojny, an esteemed inventor based in Oostburg, Wisconsin, has made significant contributions to the field of engineering with five patents to his name. His work primarily focuses on advancing actuator technology, which is crucial in various applications including HVAC systems.
Latest Patents: Among his latest inventions is the "Motorized Actuator with a Variable Stall Level." This innovative actuator is designed for HVAC systems and features a motor coupled with a gear train and an energy-storing spring. The actuator dynamically determines the motor stall current threshold, based on the position of the spring, the direction of motion, and temperature. This invention ensures that the actuator can return to a normal position, even in the event of a power loss.
Another remarkable invention by Strojny is the "Electric Actuator Return-to-Normal Using Capacitor Energy Storage." This system uses a bank of storage capacitors to provide a failsafe solution, allowing the electric actuator to return to a safe position during a power failure. It includes a regulator circuit that maintains a constant power output, enabling both safety and directional control for the actuator.
Career Highlights: Strojny has had a commendable career, working for notable companies such as Johnson Service Company and Johnson Controls GmbH. His experiences in these organizations have bolstered his expertise and have been instrumental in shaping his innovative designs.
Collaborations: Throughout his career, Lawrence J. Strojny has collaborated with esteemed colleagues including Gerald A. Duenkel and Ronald J. Liebl. This collaborative spirit has undoubtedly enhanced the creativity and effectiveness of his inventions.
Conclusion: Lawrence J. Strojny's contributions to the world of innovation demonstrate not only his inventiveness but also his commitment to improving technology for practical applications. With his impressive portfolio of patents and collaborative efforts, Strojny continues to inspire future generations of inventors and engineers.