Company Filing History:
Years Active: 1990-1994
Title: Innovations by David L Haessig
Introduction
David L Haessig is an accomplished inventor based in Poway, California. He holds three patents that showcase his expertise in environmental control systems. His innovative work has significantly contributed to advancements in building management and energy efficiency.
Latest Patents
One of his latest patents is the "Dynamically Controlled Environmental Control System." This system includes a variety of electronically controlled zone controllers mounted on local VAV boxes. These controllers regulate lighting, temperature, and ventilation in small zone areas. Each zone controller features a timer that can be adjusted dynamically to meet the environmental needs of zone occupants. A remote master computer connects to each local controller, providing three modes of lighting and HVAC equipment control. The system allows for selective control of individual zone controllers, offering an OCCUPIED mode, a STANDBY mode, and an UNOCCUPIED mode, with adjustable time periods for each mode.
Another significant patent is the "Variable Air Volume Ventilating System and Method of Operating Same." This system includes a fan volume modulator that controls a series terminal fan. A controller determines the appropriate fan motor speed and generates a control signal transmitted to the fan modulator. This ensures that the volume of the fan is at least equal to the volume of the primary air available.
Career Highlights
David has worked with notable companies such as Staefa Control Systems, Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of environmental control.
Collaborations
Throughout his career, David has collaborated with professionals like Jamshid Hamidi and Roger V Hort. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
David L Haessig's contributions to environmental control systems demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the needs of modern building management. His work continues to influence the industry and inspire future advancements.