Abstract: An electronic restraint device may detect biometric information. The electronic restraint device may compare the biometric information with alert criteria. Based on the comparison, the electronic restraint device may generate an alert. The alert may be transmitted to an electronic device. The alert may be output by the electronic restraint device or the electronic device. The alert may cause the electronic restraint device to modulate a restraint device property.

Abstract: An example electric machine includes a rotor and a stator. The stator includes a stator core defining a longitudinal axis and a plurality of stator end windings extending from the stator core along the longitudinal axis. Adjacent end windings of the plurality of stator end windings define a radial gap, and the radial gap is configured to allow a cooling fluid to flow within the radial gap and in contact with the adjacent stator end windings.

Abstract: An apparatus, system and method is provided for producing stacked wafers containing an array of image intensifiers that can be evacuated on a wafer scale. The wafer scale fabrication techniques, including bonding, evacuation, and compression sealing concurrently forms a plurality of EBCMOS imager anodes with design elements that enable high voltage operation with optional enhancement of additional gain via TMSE amplification. The TMSE amplification is preferably one or more multiplication semiconductor wafers of an array of EBD die placed between a photocathode within a photocathode wafer and an imager anode that is preferably an EBCMOS imager anode bonded to or integrated within an interconnect die within an interconnect wafer.

Abstract: A night vision system along with an image intensifier tube having a microchannel plate and method of forming the microchannel plate are provided. The microchannel plate comprises a plurality of spaced channels extending through the microchannel plate, wherein each channel sidewall surface near the input face of the microchannel plate comprises a series of layers formed thereon. The input face of the microchannel plate, as well as the sidewall surfaces of each channel near the input surfaces, are configured with an electron backscatter layer arranged between a contact metal layer and a secondary electron booster layer. When formed partially into the channel openings near the input face, the electron backscatter layer and overlying secondary electron booster layer are configured circumferentially around the sidewall surfaces and extend radially inward toward a central axis of each channel.

Abstract: An electrical weapon may include a shaft, an arm, first electrode, and a second electrode. The arm may be pivotably coupled to the shaft and the first electrode may be coupled to the arm such that a position of the electrode changes in accordance with a change in position of the arm. The electrical weapon may be an electrified baton. The electrical weapon may further include a second arm pivotably coupled to the shaft. The second electrode may be coupled to the second arm. The electrical weapon may enable a stimulus signal to be applied via the electrodes at a distance from a user of the electrical weapon, thus improving safety of the user. An electrode may include an electrode array comprising a plurality of conductors and a stimulus signal may be conducted between pairs of the conductors via ionization of air between the conductors.

Abstract: In one general aspect, various embodiments of the present invention can include a motorized surgical cutting and fastening instrument having a drive shaft, a motor selectively engageable with the drive shaft, and a manual return mechanism configured to operably disengage the motor from the drive shaft and retract the drive shaft. In at least one embodiment, a surgeon, or other operator of the surgical instrument, can utilize the manual return mechanism to retract the drive shaft after it has been advanced, especially when the motor, or a power source supplying the motor, has failed or is otherwise unable to provide a force sufficient to retract the drive shaft.

Abstract: A stator housing assembly includes a stator housing and a stator sleeve. The stator sleeve including a combination of composite layers with different high strength fibers. The stator housing includes a first end section and a second end section that define a stator cavity configured to contain a pressurized cooling fluid. The stator sleeve defines a longitudinal axis and includes a plurality of layers of composite materials that include more than one high strength fiber material. High strength fibers may include carbon and glass fibers. Portions of the stator sleeve may have different combinations of high strength fiber materials and fiber orientations to optimize sleeve properties.

Abstract: A flow improver comprising a plurality of core-shell particles that can be formed by emulsion polymerization. The core of the core-shell particles can include a drag reducing polymer, while the shell of the particles can include repeat units of a hydrophobic compound and an amphiphilic compound. The flow improver can demonstrate increased pumping stability over conventionally prepared latex flow improvers.

Abstract: A multiple-firing clip device includes a hollow shaft defining a lateral opening communicating with an environment and a distal shaft portion between the lateral opening and a distal end opening. A shuttle longitudinally moves on the shaft and comprises a shuttle body defining a lumen surrounding the shaft, a snare, and a snare-extender slide defining a snare track to form a snare travel path in which the snare is disposed from the body and through the track and a portion of the body. The slide moves along a given extent defining a slide distance and a distal end and movement of the slide to the distal end shortens the snare travel path to extend the snare portion through the lateral opening, through the distal shaft portion, and distally out from a distal side of the body longer than the given extent to secure a suture with the snare.

Abstract: The invention provides a process for the preparation of 1234yf comprising (a) contacting 1,1,2,3,3,3-hexafluoropropene (1216) with hydrogen in the presence of a hydrogenation catalyst to produce 1,1,2,3,3,3-hexafluoropropane (236ea); (b) dehydrofluorinating 236ea to produce 1,2,3,3,3-pentafluoropropene (1225ye); (c) contacting 1225ye with hydrogen in the presence of a hydrogenation catalyst to produce 1,2,3,3,3-pentafluoropropane (245eb); and (d) dehydrofluorinating 245eb to produce 1234yf.

Abstract: An example propulsion engine includes at least one radial support structure (RSS) radially disposed about an engine centerline. A power cable is at least partially contained within a cavity of a first RSS or a cavity fluidically coupled to the cavity of the first RSS. The first RSS defines at least one cooling aperture fluidically coupling the cavity of the first RSS to an exterior surface of the first RSS. The at least one cooling aperture is configured to allow cooling fluid to flow into or out of the cavity of the first RSS to cool the power cable.

Abstract: A magnetic bearing assembly having a signal conditioning circuit that includes an offset generator for adding a digitally controllable analog offset to compensate for displacement error in unbalanced inductive sensors.

Abstract: A compressor including a housing, a shaft configured to be rotated relative to the housing to compress a refrigerant, a motor configured to drive the shaft, a lubrication system configured to supply lubricant to the compressor, and a bearing configured to support the shaft. The shaft includes a wear-resistant sleeve-like treatment on at least a portion of an outer surface of the shaft adjacent the bearing. The lubricant is POE oil or a lubricant blend composition that includes two or more lubricants, the two or more lubricants including a first lubricant and a second lubricant.

Abstract: A system for providing security functions to a vehicle may comprise a chassis and a drone. The chassis may be configured to be mounted on top of the vehicle. The chassis may include a drone port for housing a drone. The drone may include a camera. The camera of the drone may be configured to capture images of objects outside of the chassis while the drone is positioned in the drone port. A device including the chassis may be a light bar and further include lights positioned at a periphery of the device.

Abstract: System and methods for aligning event data recorded by recording devices. Recording devices create, transmit, and store alignment data. Alignment data created by a recording device is stored in the memory of the recording device with a time that is maintained by the recording device and that is relative to the time of event data recorded by the recording device that creates the alignment data. Recording devices further receive and store transmitted alignment data. Alignment data received by a recording device is stored in the memory of the recording device with a time that is maintained by the receiving recording device and that is relative to the time of event data recorded by the recording device that creates alignment data.

Abstract: Methods, systems and computer program products (“software”) enable a virtual three-dimensional visual experience (referred to herein as “V3D”) in videoconferencing and other applications, and capturing, processing and displaying of images and image streams.

Abstract: A lubricant supply system is for a compressor that compresses a first working fluid in a heat transfer circuit. The lubricant supply system includes a lubricant tank, a lubricant pathway for supplying lubricant from the lubricant tank to one or more bearings of the compressor, and a lubricant refrigeration system with a lubricant heater and a lubricant cooler. The lubricant heater configured to heat the lubricant discharged from the one or more bearings and the lubricant cooler configured to cool the lubricant flowing through the lubricant pathway. A method of lubricating a compressor includes heating the lubricant, directing the lubricant from a lubricant tank through a lubricant pathway to one or more bearings of the compressor, and cooling the lubricant passing through the lubricant pathway.

Abstract: A motor-driven surgical instrument that may comprise (i) a moveable drive member that is driven in a first direction when the electric motor operates in a first direction and that is driven in a second direction when the electric motor operates in a second direction. Movement of the drive member causes movement of the moveable component of the end effector, and (ii) a motor control circuit connected to the motor for controlling the motor. The motor control circuit may comprise a switching circuit that, upon actuation, reverses the direction of the motor from the first direction to the second direction. The switching circuit may be actuatable separately through each of: (i) actuation of a moveable actuator of the switching circuit through movement of the drive member at least in the first direction; and (ii) manual actuation by a user of the surgical instrument.