Abstract: A mainframe door assembly for a frame is provided. The mainframe door assembly includes a door having opposed first and second sides and first and second mount assemblies. The first and second mount assemblies are configured to mount the first and second sides of the door to the frame, respectively, such that the door can occupy and move between an installed position and a loading position. In the installed position, the door is flush with the frame. In the loading position, the first mount assemblies support and the second mount assemblies permit a swinging of the door about the first side or the second mount assemblies support and the first mount assemblies permit a swinging of the door about the second side.

Abstract: A battery structure is provided. The battery structure includes a casing, a jelly roll assembly, electrodes, insulation and a thermal control feature. The casing includes an internal tube defining a central hole. The jelly roll assembly is disposed with an electrolyte in an annular space about the internal tube within the casing. The electrodes are electrically coupled to the jelly roll assembly and disposed to extend out of the casing. The insulation is disposed to insulate the jelly roll assembly and the electrodes from the casing. The thermal control feature is communicative with the central hole and configured to control battery structure temperatures proximate to the central hole.

Abstract: Provided are embodiments for performing a cognitive state of charge recalibration, where the embodiments include determining a device usage schedule for a device, and determining a threshold time for performing a recalibration function of a battery of the device. In addition, the embodiments include identifying an available period in the device usage schedule based on the threshold time to perform the recalibration function, and updating device calibration setting based on results of the recalibration function.

Abstract: An apparatus for protecting against a multi-directional impact, includes a body with a first set of radial segments, where the body is coupled to an object such that the first set of radial segments extend beyond a planar surface of the object. The apparatus further includes a first radial segment of the first set of radial segments having a diameter greater than a second radial segment of the first set of radial segments. The apparatus further includes a first notch of the first set of radial segments separating the first radial segment and the second radial segment having a concave edge, wherein the first radial segment and the second radial segment each extend beyond the concave edge of the first notch of the first set of radial segments.

Abstract: A self-locking structure includes an enclosure and a plunger assembly, where plunger assembly is movable within the enclosure in a vertical direction. An upper platform coupled to the plunger assembly, where the upper platform is configured to move in the same vertical direction as the plunger assembly. A lower platform coupled to the enclosure, where at least one isolation damper is disposed between a top surface of the lower platform and a bottom surface of the upper platform configured to compress under a load applied to a top surface of the upper platform. The plunger assembly includes a first locking finger, where the first locking finger is configured to engage with a first locking aperture of the enclosure when the at least one isolation damper is compressed under the load applied to the top surface of the upper platform.

Abstract: In an approach to predicting connector wear over time, a computer retrieves a first global finite element model associated with an electronic assembly, wherein the electronic assembly includes at least one connector pair. The computer retrieves test data associated with at least one vibration test of the electronic assembly. The computer runs the first global finite element model with the retrieved test data. The computer determines connector displacement versus time data of the at least one connector pair. The computer retrieves a local finite element model associated with the at least one connector pair. The computer determines a wear coefficient associated with the at least one connector pair. The computer runs the local finite element model with the connector displacement versus time data and with the wear coefficient. The computer determines wear over time of at least one contact of the at least one connector pair.

Abstract: Methods, systems and computer program products for preventing unauthorized use of protected equipment in violation of export regulations are provided. Aspects include periodically obtaining a location of the protected equipment and storing the location in a location log in a non-volatile memory. Upon receiving a request to operate the protected equipment, aspects also include obtaining the location log from the non-volatile memory and parsing data from the location log to determine whether the protected equipment entered a restricted geographic area. Based on a determination that the protected equipment did not enter a restricted geographic area, aspects include granting the request to operate the protected equipment.

Abstract: An apparatus for containing packaged battery cells in an airflow environment that includes a battery cell package with a printed circuit board, a battery cell, and a containment compartment, where the battery cell is suspended from the printed circuit board in an inverted position. The battery cell is electrically and structurally coupled to the printed circuit board, wherein a solder connection electrically and structurally couples the battery cell and the printed circuit board. The apparatus further includes a cavity of the containment compartment disposed below the battery cell, wherein a volume of the cavity of the containment compartment is greater than a volume of the battery cell.

Abstract: An apparatus for leveling and stabilizing weight biased loads includes a base with a plurality of structural members protruding from a top planar surface of the base. The apparatus further includes the plurality of structural members having two or more tiers, wherein each of the two or more tiers includes at least one structural member from the plurality of structural members. The apparatus further includes a platform disposed on a first tier out of the two or more tiers of the plurality of structural members, wherein a bottom planar surface of the platform is disposed on a top planar surface of at least one structural member of the first tier, wherein each of the two or more tiers of the plurality of structural members provides sequential load support for a weight biased load disposed on the platform.

Abstract: Methods, systems, and computer program products for battery pack management are provided. Aspects include receiving battery pack data for two or more battery packs, the two or more battery packs comprising a first battery pack and a second battery pack, determining a target performance characteristic for the first battery pack and the second battery pack, determining a first hold up time for the first battery pack and a second hold up time for the second battery pack based at least in part on the battery pack data, determining, based on the target performance characteristic, a target hold up time from the first hold up time and the second hold up time, and determining, based on the battery pack data, a first voltage for the first battery pack and a second voltage for the second battery pack that satisfies the target hold up time.

Abstract: An apparatus for leveling and stabilizing weight biased loads includes a base with a plurality of structural members protruding from a top planar surface of the base. The apparatus further includes the plurality of structural members having two or more tiers, wherein each of the two or more tiers includes at least one structural member from the plurality of structural members. The apparatus further includes a platform disposed on a first tier out of the two or more tiers of the plurality of structural members, wherein a bottom planar surface of the platform is disposed on a top planar surface of at least one structural member of the first tier, wherein each of the two or more tiers of the plurality of structural members provides sequential load support for a weight biased load disposed on the platform.

Abstract: An apparatus for load stabilization on a pallet jack includes one or more steerable wheels, a stabilizer member, and an A-Frame, where the A-Frame encloses a plurality of components for mechanically coupling the one or more steerable wheels to the stabilizer member. The stabilizer member is extendable out of at least one side of the pallet jack based at least on an angle of rotation of the one or more steerable wheels. A method for load stabilization on a pallet jack includes receiving a steering angle for one or more steerable wheels of a pallet jack from an angular position sensor. The method includes activating an electric motor for extending a stabilizer member of the pallet jack, where a distance of extension of the stabilizer member is based on the steering angle for one or more steerable wheels of the pallet jack.

Abstract: A non-sealed apparatus for batteries with a containment structure for gasses that includes a battery enclosure with an upper portion and a lower portion. The apparatus further includes a plurality of batteries disposed in a lower portion of the battery enclosure. The apparatus has at least one battery containment structure disposed in an upper portion of the battery enclosure, which is configured to move downward thereby sealing the plurality of batteries upon a condition. Further, a transfer channel assembly is provided within the battery enclosure and configured to transfer and/or contain gases emitted by the plurality of batteries upon the condition. The apparatus also has at least one fan configured to circulate the air in and out of the battery enclosure through the first perforated opening and the second perforated opening.

Abstract: An apparatus for protecting against a multi-directional impact, includes a body with a first set of radial segments, where the body is coupled to an object such that the first set of radial segments extend beyond a planar surface of the object. The apparatus further includes a first radial segment of the first set of radial segments having a diameter greater than a second radial segment of the first set of radial segments. The apparatus further includes a first notch of the first set of radial segments separating the first radial segment and the second radial segment having a concave edge, wherein the first radial segment and the second radial segment each extend beyond the concave edge of the first notch of the first set of radial segments.

Abstract: An apparatus for load stabilization on a pallet jack includes one or more steerable wheels, a stabilizer member, and an A-Frame, where the A-Frame encloses a plurality of components for mechanically coupling the one or more steerable wheels to the stabilizer member. The stabilizer member is extendable out of at least one side of the pallet jack based at least on an angle of rotation of the one or more steerable wheels. A method for load stabilization on a pallet jack includes receiving a steering angle for one or more steerable wheels of a pallet jack from an angular position sensor.

Abstract: Provided are embodiments for performing a cognitive state of charge recalibration, where the embodiments include determining a device usage schedule for a device, and determining a threshold time for performing a recalibration function of a battery of the device. In addition, the embodiments include identifying an available period in the device usage schedule based on the threshold time to perform the recalibration function, and updating device calibration setting based on results of the recalibration function.

Abstract: An apparatus for containing packaged battery cells in an airflow environment that includes a battery cell package with a printed circuit board, a battery cell, and a containment compartment, where the battery cell is suspended from the printed circuit board in an inverted position. The battery cell is electrically and structurally coupled to the printed circuit board, wherein a solder connection electrically and structurally couples the battery cell and the printed circuit board. The apparatus further includes a cavity of the containment compartment disposed below the battery cell, wherein a volume of the cavity of the containment compartment is greater than a volume of the battery cell.

Abstract: A system for protection from potentially hazardous personal devices includes a passenger interaction console co-located proximate to a passenger seat of a vehicle and usable by a user seated at the passenger seat, an isolation chamber configured to store a potentially hazardous personal device, an access control module configured to confirm that the user is authorized to use the potentially hazardous personal device and enable the user to access the potentially hazardous personal device in response to confirming that the user is authorized to use the potentially hazardous personal device. A corresponding method includes determining a passenger seat location for a user, accessing seat assignment information for the user, confirming that user is assigned to the passenger seat location, and enabling the user to access a potentially hazardous device stored within an isolation chamber corresponding to the passenger seat.

Abstract: Methods, systems and computer program products for preventing unauthorized use of protected equipment in violation of export regulations are provided. Aspects include periodically obtaining a location of the protected equipment and storing the location in a location log in a non-volatile memory. Upon receiving a request to operate the protected equipment, aspects also include obtaining the location log from the non-volatile memory and parsing data from the location log to determine whether the protected equipment entered a restricted geographic area. Based on a determination that the protected equipment did not enter a restricted geographic area, aspects include granting the request to operate the protected equipment.

Abstract: A method and apparatus for fastening two substantially coplanar edges without a weld is disclosed. The method includes: configuring a dovetail feature on a first edge; configuring a complementary dovetail feature receptacle on a second edge to receive the dovetail feature therein; disposing the dovetail feature within the complementary dovetail receptacle; and swaging an interface defined between the dovetail feature in said first edge and said complementary dovetail feature in the second edge to swage mating edges defining the dovetail feature and the dovetail receptacle at at least six swage contact points. In one embodiment the swaging is with a hollow circle punch.