Patents by Inventor Donald E. Army Jr.

Donald E. Army Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10549860
    Abstract: A system, which includes a plurality of heat exchangers and a compressing device, prepares a medium bled from a low-pressure location of an engine and flowing through a plurality of heat exchangers into a chamber. The compressing device is in communication with the plurality of heat exchangers and regulates a pressure of the medium flowing through the plurality of heat exchangers. The compressing device includes a turbine that provides supplemental power to the compressing device based on a pressure of the medium in the chamber.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: February 4, 2020
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Donald E. Army, Jr., Thomas M. Zywiak, Harold W. Hipsky
  • Patent number: 10197207
    Abstract: A conductive elastomeric flexible coupling for a pneumatic duct system is provided. The coupling includes a tube section. An electrically conductive coating is applied to at least an exterior surface of the tube section. The coating acts as an electrically conductive compliant material configured to conduct electrical charges transferred from a substance carried by and flowing through the duct system and accommodate large deflections.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: February 5, 2019
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Michael E. Folsom
  • Patent number: 10160547
    Abstract: An environmental control system (ECS) pack is provided including a primary heat exchanger and a secondary heat exchanger. An air cycle machine is arranged in fluid communication with at least one of the primary and second heat exchanger. The air cycle machine includes a compressor and a plurality of turbines. Discharged cabin air is supplied to at least one of the plurality of turbines to operate the compressor.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: December 25, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Harold W. Hipsky, Donald E. Army, Jr., Erin G. Kline, Christina W. Millot, Paul M. D'Orlando
  • Patent number: 10112270
    Abstract: A method of extending the lifetime of brazed primary hot inlet wavy fin structures of aircraft heat exchangers includes inserting slots in the fins. The slots increase the mechanical compliance of the fins as well as act as crack arrestors should a thermally induced fracture occur. In an embodiment, the slots are inserted by EDM.
    Type: Grant
    Filed: August 21, 2013
    Date of Patent: October 30, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., George Kan, Michael Spineti, Kurt L. Stephens, Michael Zager
  • Patent number: 10107565
    Abstract: A cooling module of a galley chiller system is provided including an internal chamber. A heat exchanger assembly has air and a liquid coolant flowing there through. The heat exchanger assembly includes a first heat exchanger core and a second heat exchanger core. The first heat exchanger core and the second heat exchanger core are arranged generally sequentially within the internal chamber. Heat transfer within the first heat exchanger core is limited such that a temperature of the air in the first heat exchanger core remains above freezing.
    Type: Grant
    Filed: April 5, 2013
    Date of Patent: October 23, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Steve Shubat, Donna S. Prause, Thomas M. Zywiak, Donald E. Army, Jr.
  • Publication number: 20180258837
    Abstract: A water injector for an aviation cooling system includes a body having a first end, a second end, and an intermediate portion extending therebetween. A conduit extends through the body from the first end to the second end. A spray nozzle is fluidically connected to the conduit and arranged at one of the first end and the second end. A mounting plate is arranged at the other of the first end and the second end. The mounting plate is configured and disposed to secure the body to an aviation cooling component. A filter is supported at the body and is fluidically exposed to the conduit. The filter is configured and disposed to capture particulate flowing into the water injector towards the spray nozzle.
    Type: Application
    Filed: May 9, 2018
    Publication date: September 13, 2018
    Inventors: Donald E. Army, JR., Patrick McCord
  • Patent number: 10054338
    Abstract: A coupling includes a body with two ends and a bore. Each end section includes a rotatable connection and a convolution, and there is a bent elbow section between the end sections.
    Type: Grant
    Filed: March 19, 2015
    Date of Patent: August 21, 2018
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Donald E. Army, Jr., Christopher Tokas
  • Patent number: 9994322
    Abstract: A system, which includes a plurality of heat exchangers and a compressing device, is configured to prepare in parallel a medium bled from a low-pressure location of an engine and flowing through a plurality of heat exchangers into a chamber. The compressing device is in communication with the plurality of heat exchangers and regulates a pressure of the medium flowing through the plurality of heat exchangers.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: June 12, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Donald E. Army, Jr., Thomas M. Zywiak, Erin G. Kline, Christina W. Millot, Harold W. Hipsky, Paul M. D'Orlando
  • Patent number: 9994323
    Abstract: A replacement system, which includes a plurality of heat exchangers and a compressing device, is configured to prepare in parallel a medium bled from a low-pressure location of an engine and flowing through a plurality of heat exchangers into a chamber. The compressing device is in communication with the plurality of heat exchangers and regulates a pressure of the medium flowing through the plurality of heat exchangers. The replacement system employs a subsystem to treat the medium from the low-pressure location of the engine before it is received by the inerting system.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: June 12, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Thomas M. Zywiak, Erin G. Kline, Christina W. Millot, Harold W Hipsky, Jr., Donald E. Army, Jr., Paul M. D'Orlando
  • Patent number: 9988973
    Abstract: A water injector for an aviation cooling system includes a body having a first end, a second end, and an intermediate portion extending therebetween. A conduit extends through the body from the first end to the second end. A spray nozzle is fluidically connected to the conduit and arranged at one of the first end and the second end. A mounting plate is arranged at the other of the first end and the second end. The mounting plate is configured and disposed to secure the body to an aviation cooling component. A filter is supported at the body and is fluidically exposed to the conduit. The filter is configured and disposed to capture particulate flowing into the water injector towards the spray nozzle.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: June 5, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Patrick McCord
  • Patent number: 9926080
    Abstract: A system, which includes a plurality of heat exchangers and a compressing device, is configured to prepare in parallel a medium bled from a low-pressure location of an engine and flowing through a plurality of heat exchangers into a chamber. The compressing device is in communication with the plurality of heat exchangers and regulates a pressure of the medium flowing through the plurality of heat exchangers. The compressing device is bypassed based on the preparing in parallel the medium for the chamber, which in turn enables the compressing device to windmill. Therefore, the system employs at least one mechanism to prevent components of the compressing device from windmilling.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: March 27, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Thomas M. Zywiak, Harold W. Hipsky, Christina W. Millot, Donald E. Army, Jr., Paul M. D'Orlando, Erin G. Kline
  • Patent number: 9927189
    Abstract: A heat exchanger is provided. The heat exchanger includes a first member having an inlet at a first end and a first flange at an opposite end. The first member is made from a nickel-chromium material. A second member is provided having a second flange one end coupled to the first flange. The second member further having an outlet on a second end opposite the second flange. The second member is made from titanium.
    Type: Grant
    Filed: July 20, 2011
    Date of Patent: March 27, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Christina W. Millot
  • Patent number: 9897093
    Abstract: An air cycle machine is provided. The machine includes a housing configured to enable airflow therethrough, a fan disposed within the housing and configured to rotate within the housing, and at least one aperture formed in the housing and configured to allow airflow through the at least one aperture from a cooling airflow path of an air cycle machine and into the housing. The at least one aperture is configured to optimally direct airflow passing therethrough toward the fan.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: February 20, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Harold W. Hipsky, Christopher McAuliffe
  • Patent number: 9889938
    Abstract: A system includes an inlet line configured to receive a medium flowing from a low-pressure location of an engine to a chamber, a plurality of heat exchangers configured to receive the medium from the inlet line, and a valve located upstream from the plurality of heat exchangers. The valve is configured to divide in parallel the medium across at least a first heat exchanger and a second heat exchanger of the plurality of heat exchangers. A recirculation air system is configured to supply a recirculation.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: February 13, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Thomas M. Zywiak, Erin G. Kline, Christina W. Millot, Donald E. Army, Jr., Harold W. Hipsky
  • Patent number: 9873511
    Abstract: An aircraft is provided including an environmental control system (ECS) having a first ECS pack and a second ECS pack. A duct couples the first ECS pack to the second ECS pack. The duct includes a first bypass conduit configured to form a bypass around a first primary heat exchanger of the first ECS pack. A second bypass conduit configured to form a bypass around a second primary heat exchanger of the second ECS pack. The duct includes a crossover conduit extending between the first bypass conduit and the second bypass conduit. The duct includes a plurality of valves for selectively controlling a flow between the first bypass conduit and the second bypass conduit.
    Type: Grant
    Filed: September 24, 2012
    Date of Patent: January 23, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Thomas M. Zywiak, David Anderson, Jr.
  • Patent number: 9856026
    Abstract: A system that comprises a nozzle arrangement is provided. The nozzle arrangement includes at least one nozzle configured to supply a medium at a nozzle flow rate to a fan of an air cycle machine. The nozzle flow rate provides a pneumatic power assist or a power augmentation to a fan of an air cycle machine. The power augmentation, in accordance with the nozzle flow rate, reduces a need for a flow across a turbine of the air cycle machine.
    Type: Grant
    Filed: April 16, 2015
    Date of Patent: January 2, 2018
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Harold W. Hipsky, Donald E. Army, Jr., Erin G. Kline, Louis J. Bruno, Christina W. Millot
  • Patent number: 9840333
    Abstract: A system and method that comprises an air cycle machine, a flow of bleed air, at least one heat exchanger, and an inlet configured to supply the flow of the bleed air is provided. The bleed air directly flows from a source to mix with recirculated air downstream of a compressor of the air cycle machine in accordance with a high pressure mode or a recirculation chilling mode. The system and method can also utilize the recirculated air flowing from the chamber to drive or maintain the air cycle machine in accordance with the above modes.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: December 12, 2017
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Paul M. D'Orlando, Donald E. Army, Jr., Thomas M. Zywiak, Harold W. Hipsky, Erin G. Kline, Richard Rusich, John M. Maljanian, Jr., Eric Surawski
  • Patent number: 9783307
    Abstract: A system and method that comprises an air cycle machine, a flow of bleed air, at least one heat exchanger, and an inlet configured to supply the flow of the bleed air is provided. The bleed air directly flows from a source to either a compressor of the air cycle machine or the at least one heat exchanger in accordance with a high pressure, low pressure, or pressure boost operation mode. The system and method also can also utilize recirculated air flowing from the chamber to drive or maintain the air cycle machine in accordance with the above modes.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: October 10, 2017
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Louis J. Bruno, Eric Surawski, Donald E. Army, Jr., Thomas M. Zywiak, Harold W. Hipsky, Erin G. Kline, Richard Rusich, John M. Maljanian, Jr., Paul M. D'Orlando
  • Patent number: 9709178
    Abstract: A flow diverting valve includes a body having a concave spherical surface, a flange traversing a perimeter of the body, and a hinge connected to the flange and configured to rotate about a pivot axis.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: July 18, 2017
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Peter J. Dowd, Donald E. Army, Jr.
  • Patent number: 9683678
    Abstract: A heat exchanging valve arrangement includes, a manifold defining a chamber, a first passageway, a second passageway, a third passageway, and a fourth passageway, and a member movable relative to the manifold configured to define fluidic communication between the first passageway and the second passageway when in a first position and between the first passageway and the third passageway when in a second position, fluid is flowable into the chamber through the fourth passageway such that fluid is exposed to surfaces of the member regardless of whether the member is in the first position or the second position.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: June 20, 2017
    Assignee: HAMILTON SUNDSTRAND CORPORATION
    Inventors: Donald E. Army, Jr., Louis J. Bruno