51
Keith Lewis, Rick Scheuer, Conrad Miracle: HVAC protection system for automotive vehicles. Zephyros, Dobrusin & Thennisch PC, October 2, 2007: US07275985 (1 worldwide citation)

There is disclosed a protection system for a heating, ventilating and air conditioning (HVAC) system. The protection system includes one or more of a base, a shield and a deflector. The protection system is generally designed for preventing water and debris from flowing into the HVAC system.


52
Nicholas L Lack: Filter with multiple sections of different media. Davis M Chin Jr, Davis Chin, August 30, 2011: US08007555 (1 worldwide citation)

A panel air filter assembly, for use in heating, ventilating and air conditioning (HVAC) systems, which has a single filter element with multiple portions. The single filter element is sectioned into substantially equally-dimensioned and separate filter portions. Each of the filter portions includes ...


53
Rakesh Goel, Ammar Kailani: Ultraviolet lamp with absorptive barrier. Lennox Manufacturing, July 28, 2009: US07566359 (1 worldwide citation)

A heating, ventilating and air conditioning (HVAC) system, comprising a heat exchanger plenum having a surface located therein that is susceptible to degradation upon exposure to light, and a light bulb located within the plenum. In one embodiment, the light bulb has a side directed toward the surfa ...


54
Jurgen Mario Vangeel, Bas Marinus Johannus Van Berkel: Systems and methods for lighting control. PHILIPS LIGHTING HOLDING, Meenakshy Chakravorty, November 21, 2017: US09826601 (1 worldwide citation)

Methods, apparatuses and systems are described herein for harmonizing firmware among lighting units of a lighting system. In some embodiments, a lighting unit controller of a lighting unit may be configured to: broadcast, to a plurality of remote lighting units of the lighting system, data indicativ ...


55
Marc Thuillard, John S Adams: Method for controlling the opening of an HVAC valve based on the energy-per-flow gradient. BILIMO HOLDING, Sughrue Mion PLLC, April 25, 2017: US09631831 (1 worldwide citation)

A method for controlling the opening of a valve (10) in an HVAC system (100) to regulate the flow φ of a fluid through a thermal energy exchanger (2) of the HVAC system (100) and adjust the amount of energy E exchanged by the thermal energy exchanger (2). According to the method, an energy-per-flow ...


56
Kenneth James Miller, John Curtis Hickey, Mark G Smith: HVAC system with travel time based control. Ford Global Technologies, Vichit Chea, Brooks Kushman P C, September 19, 2017: US09764618 (1 worldwide citation)

A system for providing efficient climate control in a vehicle. The system has an HVAC system configured to receive a user-defined temperature. The HVAC system has a cabin temperature sensor. The system has a controller coupled to the HVAC system and coupleable to a mobile device. The controller is p ...


57
Saman Beyhaghi, Matthew J Asmus, Justin P Kauffman: Systems and methods for adaptive capacity constraint management. Johnson Controls Technology Company, Foley & Lardner, April 4, 2017: US09612601 (1 worldwide citation)

An adaptive capacity constraint management system receives a measured value affected by HVAC equipment at actual operating conditions and uses the measured value to determine an operating value for a variable that affects a capacity of the HVAC equipment at the actual operating condition. The system ...


58
Brian Mark Francis, Donald Raymond Rosentreter, Dan Lee Keown: System and method for monitoring and controlling an HVAC system. System Performance Technologies, Eric Karich, Karich & Associates, May 9, 2017: US09644856 (1 worldwide citation)

A system and method for monitoring and controlling an energy demand by an HVAC system utilizes a control device that is operably installed in the HVAC system. The system performs the following steps: receiving, in a control device, values of one or more parameters related to performance of the plura ...


59
Kuo Huey Chen, Taeyoung Han, Bahram Khalighi, Shailendra Kaushik: Systems for improving climate comfort for rear vehicle passengers. GM Global Technology Operations, Parks IP Law, Mickki D Murray Esq, June 13, 2017: US09676246 (1 worldwide citation)

An air-delivery system, for use in a vehicle. The system includes a backrest of a vehicle seat assembly and an air-delivery port connected to or integral to the backrest. The system also includes an input conduit connected to the air-delivery port for delivering air received from an air source to th ...


60
John W Clifford: Heating, ventilating, and air conditioning assembly for a vehicle. Delphi Technologies, Patrick M Griffin, July 6, 2004: US06758260 (1 worldwide citation)

A heating, ventilating, and air conditioning (HVAC) assembly having a housing defining first and second quadrants. An air mixing door is mounted to the housing downstream of an inlet and upstream of an outlet. The air mixing door has a first position directing substantially all of the air through th ...



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