Abstract: A buffer air assembly for an aircraft engine includes a low-pressure header, a high-pressure header, a low-pressure bleed air source, a high-pressure bleed air source, and an electric buffer compressor. The low-pressure header is connected to at least one low-pressure bearing compartment. The high-pressure header is connected to at least one high-pressure bearing compartment. The low-pressure bleed air source is connected to the low-pressure header. The low-pressure bleed air source is configured to direct a low-pressure buffering air to the at least one low-pressure bearing compartment through the low-pressure header. The high-pressure bleed air source is configured to direct a high-pressure buffering air to the at least one high-pressure bearing compartment through the high-pressure header. The electric buffer compressor is connected to the low-pressure header and the high-pressure header.

Abstract: A complex concentrated alloy (CCA) and/or high entropy alloy (HEA) additive manufacturing nozzle can include a nozzle body defining at least four powder channels. Each powder channel can be configured to be connected to a powder supply of a plurality of powder supplies to receive a powder from the powder supply for ejecting the powder toward a build area to form an additively manufactured article having a CCA and/or an HEA.

Abstract: Hub adaptor to convert an existing hub (i.e., old fashioned finger plate assembly, a single plate assembly) which requires each individual finger to be pulled in physically by either pliers or finger pullers, to one compatible with a modern quick change finger system, or other two-plate systems.

Abstract: A tail cone ventilation system including a tail cone case defining a tail cone interior and a tail cone exterior, the tail cone having a forward portion and an aft portion separated axially along a tail cone axis; a distribution manifold located within the tail cone interior proximate the forward portion, wherein the distribution manifold comprises nozzles arranged radially around the axis, the nozzles configured to direct a cooling air over at least one electronic component within the tail cone interior and along an inner surface of the tail cone case; an air inlet fluidly coupled with the distribution manifold through ducting, the air inlet located externally from the tail cone interior; and a tail cone discharge located proximate the tail cone aft portion, the tail cone discharge being fluidly coupled with the distribution manifold.

Abstract: A gas turbine engine according to an example of the present disclosure includes, among other things, propulsor means, first compression means, second compression means, reduction means for reducing a rotational speed of an output that drives the propulsor means relative to an input, first expansion means, and second expansion means. The reduction means includes an epicyclic gear system with a gear reduction. The gear system is straddle-mounted by first and second bearings on opposite sides of the gear reduction relative to an engine longitudinal axis.

Abstract: A system and method of raising and lowering a ball hitch for coupling to a gooseneck trailer coupler are provided. A combination of hydraulic pump and hydraulic piston are employed to raise and lower the ball hitch. Both custom and off the shelf parts combine to create a user friendly system to couple and uncouple a gooseneck trailer to the truck. The system described herein replaces the need to raise and lower a gooseneck trailer by hand crank and gear box. A non-rotating free end hydraulic piston device extends and retracts to raise and lower the ball hitch in both coupling and uncoupling of the trailer.

Abstract: Certain exemplary embodiments provide an unbreakable encryption system and method through the use of dual, independent random coding between sender and receiver and a three-step transmission process. Said system also incorporating within the encryption method the addresses of both sender and receiver such that they are undiscoverable by an unintended party.

Abstract: Embodiments herein provide an automatic packager (100) for medical products. One embodiment provides an automatic packager (100) including a universal feed cassette (105) and a packaging unit (110). The universal feed cassette (105) includes a plurality of cartridge slots (130) to receive cartridges (155). Each cartridge (155) includes a reservoir (170) for storing a plurality of medical products and a wheel (180) including a bottom portion placed in the reservoir (170). The wheel (180) rotatable with respect to the reservoir (170). Each cartridge (155) also includes a scooping member (185) provided on the wheel (180) to rotate with the wheel (185) and singulate a medical product from the reservoir (170), and a funnel extension (175) coupled to the reservoir (170) and extending outward and upward from the reservoir (170).

Abstract: An assembly is provided for an aircraft propulsion system. This assembly includes a compressor section, a combustor section, a turbine section, a flowpath, a tail cone structure and a ventilation system. The flowpath extends through the compressor section, the combustor section and the turbine section from an inlet into the flowpath to an exhaust from the flowpath. The tail cone structure is arranged at the exhaust from the flowpath. The ventilation system is configured to bleed compressed air from the flowpath along the compressor section to provide ventilation air. The ventilation system is configured to direct the ventilation air into an internal volume in the tail cone structure.

Abstract: An assembly for a gas turbine engine includes at least one rotational assembly, an engine static structure, a compressor, one or more compressed air loads, and a particulate separator assembly. The at least one rotational assembly includes a shaft, a bladed compressor rotor, and a bladed turbine rotor. The engine static structure includes an engine case assembly. The engine case assembly surrounds the at least one rotational assembly. The compressor includes the bladed compressor rotor. The compressor is configured to form a compressed air flow. The one or more compressed air loads are disposed within the engine case assembly. The particulate separator assembly includes a plurality of particulate separators. The plurality of particulate separators are disposed outside of the engine case assembly. The plurality of particulate separators are configured to separate particulate from the compressed air flow and direct the compressed air flow to the one or more compressed air loads.

Abstract: A gas turbine engine includes a compressor section including a first compressor, a turbine section including a first turbine and a second turbine, a first shaft and a second shaft, the first shaft interconnecting the first turbine and the second compressor, and a geared architecture. The first shaft is supported on a first bearing in an overhung manner. A performance ratio is between 0.5 and 1.5.

Abstract: Methods are provided for enhancing an immune response comprising providing an immunogenic composition comprising a cocktail of intracellular agonists, immune inhibition antagonists, and cytostatic/damage-inducing agents. Further provided herein are methods of treating a primary tumor and preventing metastasis.

Abstract: A computerized method of automatically processing a medical imaging record using a machine learning model includes training a machine learning model prediction engine with historical medical imaging records, receiving a first medical imaging record from a first system, applying a set of specified approval criteria to the first medical imaging record to determine a provisional outcome, and in response to the provisional outcome being negative, selectively identifying an exception to the provisional outcome in response to input received by a user interface. In response to the exception not being identified, the method includes inputting a feature vector based on the first medical imaging record to the machine learning model prediction engine to generate a likelihood estimate, comparing the generated likelihood estimate to a target threshold, and in response to the generated likelihood estimate being greater than the target threshold, transmitting a signal indicating approval to the first system.

Abstract: A wearable urinary collection apparatus includes an inner collection member configured to receive at least a portion of a length of a penis of a user, a urine collection receptacle configured to collect urinary fluid therein, and a harness configured to support the urine collection receptacle relative to the user. The urine collection receptacle includes a redundant urine collection area formed from inverting a portion of the urine collection apparatus inward and configured to receive the urine collection receptacle. A contractile tube is disposed within the redundant urine collection area. When the inner collection member is received in the redundant urine collection area, a guide tube of the inner collection member extends through the contractile tube into the urine collection receptacle to define a fluid flow path from the inner collection member to the urine collection receptacle.

Abstract: Hygienic Hydrophilic coatings, hydrophilic coating formulations and wetting fluids that include an anti-infective agent.

Abstract: A gas turbine engine is provided that includes a high pressure compressor (HPC), a combustor section, a high pressure turbine (HPT), and a bypass tangential on board injector (TOBI) system. The combustor section has a combustor. A core gas path extends through the HPC, the combustor section, and the HPT. The bypass TOBI system extends circumferentially around the engine axial centerline, and has a plurality of nozzles, inner and outer radial sides, a plurality of first type and second type radial passages configured to allow the gas from the HPC to pass from the inner radial side of the bypass TOBI system to the outer radial side of the bypass TOBI system, wherein the first type radial passages are differently configured from the second type radial passages.

Abstract: A packaging unit and method for packaging pharmaceuticals into pouches. The packaging unit includes a dispensing area to receive cassettes that contain pharmaceuticals and packaging equipment in communication with the dispensing area. The packaging unit also includes a control system coupled to the packaging equipment to control operation of the packaging equipment and a chute connecting the dispensing area to the packaging equipment. The chute includes a plurality of tracks, each track corresponding to one of the cassettes supported on the dispensing area. The packaging unit includes a receptacle supported by the packaging equipment between the chute and a feed stock roll. The plurality of tracks converge to direct the pharmaceuticals that are dispensed from the cassettes into the receptacle and the receptacle directs the pharmaceuticals received from the plurality of tracks as a group into the pouches formed by the feed stock roll.

Abstract: Catheters including thermoplastic polyurethane polymer tubing with improved shape recovery after storage in a substantially coiled configuration are provided.

Abstract: One embodiment provides a pharmaceutical counting device (160, 800) including a base portion (810) and a counting tray (830) provided on the base portion (810). The counting tray (830) is tilted about a first axis to empty medications into a first package and tiled above a second axis to empty medications into a second package. The pharmaceutical counting device (160, 800) also includes a camera system (950) to capture images of the counting tray (830), the packages, and a label on the packages. The pharmaceutical counting device (160, 800) verifies whether a correct number and type of medications are received on the counting tray (830).