This inventor holds 4 USPTO granted patents. Top assignees: Chrysler Corporation, Daimlerchrysler Corporation. Active years: 1994-2000.
Company Filing History:
Years Active: 1994-2000
Title: Innovations by David A. Barwin in HVAC Systems
Introduction
David A. Barwin is an accomplished inventor based in Troy, MI (US). He holds a total of 4 patents that showcase his expertise in the field of heating, ventilation, and air conditioning (HVAC) systems. His innovative designs have contributed significantly to the efficiency and functionality of HVAC technology.
Latest Patents
One of Barwin's latest patents is a controller for a reversible air conditioning and heat pump HVAC system. This invention focuses on a control system that manages a reversible HVAC system in motor vehicles. The system includes an electric compressor that circulates refrigerant through a heat pump, with the compressor's speed controlled by a variable duty cycle signal. The design features inside and outside heat exchangers that facilitate heat transfer between the outside environment and the vehicle's passenger compartment. Additionally, a refrigerant flow switching device allows for the direction of refrigerant flow to be switched based on the heating or cooling mode. Another notable patent is a pressure reducing assembly that manages refrigerant flow in a reversible HVAC system. This assembly simplifies the interconnection of HVAC systems by eliminating complex plumbing and extra valves, while also integrating the receiver/drier function for efficient refrigerant flow.
Career Highlights
Throughout his career, David A. Barwin has worked with prominent companies in the automotive industry, including DaimlerChrysler Corporation and Chrysler Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in HVAC technology.
Collaborations
Barwin has collaborated with notable colleagues such as Barry J. Lake and Robert P. Hennessee. Their combined expertise has contributed to the successful development of various HVAC innovations.
Conclusion
David A. Barwin's contributions to HVAC technology through his patents demonstrate his commitment to innovation and efficiency in the automotive industry. His work continues to influence the design and functionality of modern HVAC systems.