Abstract: An electrical propulsion system for a vertical take-off and landing (VTOL) aircraft comprises an electrical motor assembly and an inverter assembly. The inverter assembly comprises a housing, a capacitor assembly, at least one printed circuit board assembly (PCBA), and a plurality of positioning pins. The capacitor assembly comprises a center hole, at least one capacitor, a capacitor housing having at least one busbar, and a plurality of through holes in the capacitor housing. The capacitor assembly and the at least one PCBA are positioned inside the housing. The plurality of positioning pins pass through the through the plurality of through holes of the capacitor housing and the at least one PCBA and are connected to the housing.

Abstract: An electric propulsion system comprising an electric motor assembly. The electric motor assembly may include a housing having an internal volume, a stator ring disposed about a perimeter of the internal volume, and a rotor positioned within the stator. The electric motor assembly may include a main shaft connected to the rotor via a gear reduction, wherein the main shaft extends through the rotor. The electric motor assembly may include a collar connected to the main shaft, wherein the collar encircles the main shaft, and at least a portion of the collar is configured to direct a fluid away from the main shaft and toward the stator ring.

Abstract: An electrical propulsion system for a vertical take-off and landing (VTOL) aircraft comprises an electrical motor assembly and an inverter assembly. The inverter assembly comprises a housing, a capacitor assembly, at least one printed circuit board assembly (PCBA), and a plurality of positioning pins. The capacitor assembly comprises a center hole, at least one capacitor, a capacitor housing having at least one busbar, and a plurality of through holes in the capacitor housing. The capacitor assembly and the at least one PCBA are positioned inside the housing. The plurality of positioning pins pass through the through the plurality of through holes of the capacitor housing and the at least one PCBA and are connected to the housing.

Abstract: Methods and devices for providing noninvasive electrotherapy and electrical stimulation are described herein. In one aspect, a device for noninvasive electrotherapy includes wireless communication circuitry configured to receive pulse generation control signals wirelessly transmitted from a computing device. The device can include pulse generation circuitry configured to deliver electrical waveforms according to instructions encoded in the pulse generation control signals. The computing device can include a cellular telephone device, a portable media player, a personal digital assistant, a tablet computer, or an internet access device.

Abstract: An electric propulsion system for a vertical takeoff-and-landing aircraft having an inverter assembly, a gearbox assembly, an electric motor assembly. The inverter assembly, the gearbox assembly, and the electric motor assembly may be substantially aligned along an axis. The inverter assembly, a gearbox assembly, and electric motor assembly may each abut at least one of the others. The electric engine may use a liquid, such as oil, for cooling and lubricating components of the inverter assembly, gearbox assembly, and electric motor assembly. Further, the electric engine may use volumes of oil for cooling and lubricating components below a threshold volume so that the electric engines do not require a fire protective barrier.

Abstract: A portable compression system for preventing deep vein thrombosis is provided. The portable compression system includes an inflatable apparatus comprising a monitor unit and at least one inflatable air cell. The portable compression system further includes an outer cuff comprising a pocket configured to receive the inflatable apparatus, the outer cuff configured to be wrapped around a portion of a patient's body where prevention of deep vein thrombosis is desired. The portable compression system further includes a disposable sleeve barrier configured to provide a physical barrier between the outer cuff and the portion of the patient's body.

Abstract: A brace configured for attachment to a joint of a subject is provided. The brace includes a first arm having a first end and a second end. The brace includes a second arm having a first end and a second end. The brace includes a hinge assembly coupling the first end of the first arm with the first end of the second arm such that the first arm and the second arm are movable to different relative angular orientations. The brace includes a potentiometer coupled to the hinge assembly. A method of monitoring a relative angular orientation of a first arm of a brace relative to a second arm of the brace is also provided. The method includes monitoring an output of a potentiometer coupled to one of the first arm and the second arm.

Abstract: A brace configured for attachment to a joint of a subject is provided. The brace includes a first arm having a first end and a second end. The brace includes a second arm having a first end and a second end. The brace includes a hinge assembly coupling the first end of the first arm with the first end of the second arm such that the first arm and the second arm are movable to different relative angular orientations. The brace includes a potentiometer coupled to the hinge assembly. A method of monitoring a relative angular orientation of a first arm of a brace relative to a second arm of the brace is also provided. The method includes monitoring an output of a potentiometer coupled to one of the first arm and the second arm.

Abstract: Methods and devices for providing noninvasive electrotherapy and electrical stimulation are described herein. In one aspect, a device for noninvasive electrotherapy includes wireless communication circuitry configured to receive pulse generation control signals wirelessly transmitted from a computing device. The device can include pulse generation circuitry configured to deliver electrical waveforms according to instructions encoded in the pulse generation control signals. The computing device can include a cellular telephone device, a portable media player, a personal digital assistant, a tablet computer, or an internet access device.

Abstract: This disclosure describes systems, methods, and apparatus for decorating a can comprising a base, a curvilinear side surface extending in an upward direction from the base and comprising a neck and flanged portion, wherein the base and curvilinear side surface are formed using a metallic material, and at least one layer each of a first ink and a first overvarnish applied on at least a portion of the curvilinear side surface. The method further comprises surface treating the curvilinear side surface to increase a surface energy of the first overvarnish, applying one or more layers of an obscurant coating to the portion of the curvilinear side surface, wherein the portion may or may not include the neck and flanged portion, applying one or more layers of a second overvarnish and/or second ink to the portion of the curvilinear surface of the can, and curing the can.

Abstract: Some embodiments provide methods, systems and computer-readable media that for identifying corresponding distributions of functional subpopulations of cells from high dimensional data across multiple samples and verifying the accuracy of the identified subpopulations.

Abstract: Methods and devices for providing noninvasive electrotherapy and electrical stimulation are described herein. In one aspect, a device for noninvasive electrotherapy includes wireless communication circuitry configured to receive pulse generation control signals wirelessly transmitted from a computing device. The device can include pulse generation circuitry configured to deliver electrical waveforms according to instructions encoded in the pulse generation control signals. The computing device can include a cellular telephone device, a portable media player, a personal digital assistant, a tablet computer, or an internet access device.

Abstract: Embodiments of cooling a motor controlling using a motor are disclosed. In some embodiments, a system includes an electric motor including at least one rotor with integrated features positioned and configured to pull air into and through the electric motor. The system also includes at least one motor controller each comprising a heat sink positioned in an air intake path from a source of air to the electric motor. A method of manufacturing the system includes arranging at least one motor controller and at least one electric motor, coupling the at least one motor controller and at least one electric motor via a flexible duct, and adapting the arrangement of the at least one motor controller and the at least one electric motor to passively provide cooling via airflow through the at least one motor controller and at least one electric motor in proportion to a load on the at least one electric motor.

Abstract: A portable compression system for preventing deep vein thrombosis is provided. The portable compression system includes an inflatable apparatus comprising a monitor unit and at least one inflatable air cell. The portable compression system further includes an outer cuff comprising a pocket configured to receive the inflatable apparatus, the outer cuff configured to be wrapped around a portion of a patient's body where prevention of deep vein thrombosis is desired. The portable compression system further includes a disposable sleeve barrier configured to provide a physical barrier between the outer cuff and the portion of the patient's body.

Abstract: A shoulder brace for patients who have lost mass in their upper torso due to a shoulder injury. The shoulder brace provides a plurality of pockets selectively placed so that when the shoulder brace is wrapped about the patient's shoulder, padding placed within the plurality of pockets mimics the look of upper body mass lost due to atrophy.

Abstract: Embodiments of a modular motor assembly are disclosed. In some embodiments, a motor comprises a plurality of modular magnetic units, where each of the modular magnetic units includes at least one rotor and at least one stator. The motor further comprises a plurality of structural segments each adapted to support a stator of a corresponding one of the modular magnetic units, where each of the structural segments interlocks with a next structural segment to form a stack. A method of manufacturing a motor includes arranging a selected number of modular magnetic units, coupling the selected number of modular magnetic units to a shaft, coupling the selected number of modular magnetic units to respective structural segments, and forming electrical connections to apply three-phase voltage to stator windings of the modular magnetic units.

Abstract: Some embodiments provide methods, systems and computer-readable media that employ adaptive binning and dissimilarity scores based on a quadratic form distance for multidimensional data for matching clusters in data corresponding to different sample. Some embodiments provide methods, systems and computer-readable media for rendering a first interactive display including a two-dimensional plot of at least a portion of a multidimensional data set and a corresponding second interactive display including a plurality of single parameter charts or histograms, each displaying information corresponding to one-dimensional measurements of a different parameter in the multidimensional data set.

Abstract: Embodiments of cooling a motor controlling using a motor are disclosed. In some embodiments, a system includes an electric motor including at least one rotor with integrated features positioned and configured to pull air into and through the electric motor. The system also includes at least one motor controller each comprising a heat sink positioned in an air intake path from a source of air to the electric motor. A method of manufacturing the system includes arranging at least one motor controller and at least one electric motor, coupling the at least one motor controller and at least one electric motor via a flexible duct, and adapting the arrangement of the at least one motor controller and the at least one electric motor to passively provide cooling via airflow through the at least one motor controller and at least one electric motor in proportion to a load on the at least one electric motor.

Abstract: Embodiments of a modular motor assembly are disclosed. In some embodiments, a motor comprises a plurality of modular magnetic units, where each of the modular magnetic units includes at least one rotor and at least one stator. The motor further comprises a plurality of structural segments each adapted to support a stator of a corresponding one of the modular magnetic units, where each of the structural segments interlocks with a next structural segment to form a stack. A method of manufacturing a motor includes arranging a selected number of modular magnetic units, coupling the selected number of modular magnetic units to a shaft, coupling the selected number of modular magnetic units to respective structural segments, and forming electrical connections to apply three-phase voltage to stator windings of the modular magnetic units.

Abstract: The described invention provides a method and/or system for analyzing data using population clustering through density based merging, and a method for guiding clustering strategy through entropy-based ranking score.