Abstract: A welding gun is incorporated into a unidirectional welding system, where the unidirectional welding system includes: the welding gun performing welding when a set pressing force is applied; a power portion configured to generate power to be applied to the welding gun; a power connecting portion having one end portion connected to the power portion through a power wire and an opposite end portion engaged with the welding gun; and a power switch provided at the power connecting portion to selectively apply the power generated from the power portion to the welding gun.

Abstract: According to some embodiments, system, apparatus and methods are provided comprising an analytic model for an installed product; an execution platform configured to execute the analytic model; an application programming interface (API) wrapper associated with each of the analytic model and the execution platform, the API wrapper including input information, output information and a technique; and a storage in communication with the analytic model and the execution platform and storing program instructions to perform the functions as follows: transmitting information between the analytic API wrapper and the execution platform API wrapper; and deploying the analytic model to the execution platform based on the transmitted information. Numerous other aspects are provided.

Abstract: A system and method for controlling a view of a virtual reality (VR) environment via a computing device with a touch sensitive surface are disclosed. In some examples, a user may be enabled to augment the view of the VR environment by providing finger gestures to the touch sensitive surface. In one example, the user is enabled to call up a menu in the view of the VR environment. In one example, the user is enabled to switch the view of the VR environment displayed on a device associated with another user to a new location within the VR environment. In some examples, the user may be enabled to use the computing device to control a virtual camera within the VR environment and have various information regarding one or more aspects of the virtual camera displayed in the view of the VR environment presented to the user.

Abstract: An engine nacelle comprised of an inlet, an exhaust end, and a composite fan cowl. The composite fan cowl has a core with a thickness varying in a direction moving from the inlet to the exhaust end.

Abstract: An electromagnetic actuator including: a stator and a mover configured to have an oscillation force exerted between them, the stator and the mover being arranged in a direction orthogonal to a direction of oscillation with a space in between; and at least one plate spring connecting the stator and the mover to each other, the plate spring permitting relative displacement of the stator and the mover in the direction of oscillation while positioning the stator and the mover with respect to each other in the direction orthogonal to the direction of oscillation, wherein at least one through hole piercing the plate spring in a thickness direction is formed in a portion of the plate spring that corresponds to the space between the stator and the mover.

Abstract: A gyro seat includes: a seat body comprising a seat cushion and a seat back coupled to the seat cushion; and a seat gyroscope mounted to the seat body, the seat gyroscope compensating a movement of the seat body by control of first, second and third axes, where the first axis corresponds to a yaw of the seat body as a z axis of an xyz coordinate system, the second axis corresponds to a pitch of the seat body as an x axis of the xyz coordinate system, and the third axis corresponds to a roll of the seat body as a y axis of the xyz coordinate system.

Abstract: A method and apparatus for controlling an electric motor. A flow of an alternating current through stator coils in the electric motor is controlled based on a position of a rotor in the electric motor such that a repulsive force between a rotor and a stator coil in the stator coils occurs when the alternating current flows through the stator coil.

Abstract: Generate first data structure based on unique identifiers of objects in object storages. Set indicators in positions in first data structure corresponding to hashes of unique identifiers of active objects in storages. When garbage collection is suspended, store suspension information to persistent storage. Set indicators in second data structure positions corresponding to hashes of unique identifiers of data objects that are deduplicated to storages while garbage collection is suspended. When garbage collection is resumed, retrieve suspension information from persistent storage. Set indicators in positions in first data structure corresponding to hashes of unique identifiers of data objects corresponding to indicators set in second data structure positions. Copy active objects from first object storage to second if number of active objects in first object storage does not satisfy threshold.

Abstract: Described embodiments provide systems and methods for verifying replicas of a storage system. A replica of a production site of the storage system is generated. A hash value associated with the generated replica is also generated. The replica is provided to a cloud backup provider. The hash value associated with the generated replica is provided to a blockchain in communication with the production site and the cloud backup provider. The blockchain may be employed to verify the replica.

Abstract: An inertial rotational tightening device includes: a rotationally drivable main body, an annular engagement section being disposed on a circumference of the main body; an inertial member having an engagement hole axially formed through the inertial member, the engagement hole of the inertial member being detachably engaged with the engagement section of the main body, a retaining groove being formed on a circumference of the engagement section or a hole wall of the engagement hole, an insertion groove being formed on the hole wall of the engagement hole or the circumference of the engagement section; and an elastic retainer member inlaid and buckled in the retaining groove and the insertion groove. The inertial member is detachably connected with the main body. Different inertial members with different mass can be selectively mounted on the main body to change the moment of inertia and the rotational torque of the rotational tightening device.

Abstract: There is provided a pressure sensitive adhesive foam comprising a foam comprising a non-syntactic foam blend of styrenic block copolymer and acrylic copolymer wherein the pressure-sensitive adhesive foam has an elongation of greater than 600%, wherein the non-syntactic foam blend is a hot melt formed foam. There is also provided multilayer pressure sensitive adhesive foams, pressure sensitive adhesive foam tapes and articles made using such pressure sensitive adhesive foam.

Abstract: Network link processing method, apparatus, and system are disclosed. For example, the method includes: generating an interface-invocation request carrying a target link, a number of bytes of the target link being greater than a preset threshold; sending the interface-invocation request to an open platform server; receiving a unique identifier string sent by the open platform server, a number of bytes of the unique identifier string being less than the preset threshold; and providing the unique identifier string to a client.

Abstract: A reversible mattress includes a first outer region and a core region placed beneath the first outer region. The core region includes at least one core portion. The reversible mattress further includes a second outer region placed beneath the core region. The first outer region, the core region, and the second outer region are each made of latex foam and form the reversible mattress. The first outer region has a first outer ILD (ILDT1) and the second outer region has a second outer ILD (ILDT2) such that the first outer ILD (ILDT1) is lower than the second outer ILD (ILDT2).

Abstract: An exemplary lamp assembly includes a lens, a base, and a textured surface between an outwardly facing surface of the lens and an outwardly facing surface of the base. An exemplary lamp molding method includes injecting a first material into a mold cavity to form a lens, and injecting a second material against a textured surface of the lens within the mold cavity to form a base.

Abstract: A planetary gear train may include an input shaft receiving power; an output shaft outputting power; a first planetary gear set having first, second, and third rotation elements; a second planetary gear set having fourth, fifth, and sixth rotation elements; a third planetary gear set having seventh, eighth, and ninth rotation elements; a fourth planetary gear set having tenth, eleventh, and twelfth rotation elements; a fifth planetary gear set having thirteenth, fourteenth, and fifteenth rotation elements; and first to ninth shafts connecting the rotation elements of the first planetary gear set to the fifth planetary gear set.

Abstract: An example braking system is described including a support structure which is pivotable about a first axis and a braking mechanism including a gear engagement mechanism which is fixed with respect to the first axis. The gear engagement mechanism may have a first and a second toothed portion, a first gear wheel rotatable about a second axis, and a second gear wheel rotatable about a third axis. The first gear may be connected to a first damping mechanism to damp pivoting of the support structure in a first direction when the first gear wheel is engaged with the first toothed portion. The second gear wheel may be connected to a second damping mechanism to damp pivoting of the support structure in a second direction when the second gear wheel is engaged with the second toothed portion. A print target holder system and a printer system are also described.

Abstract: A suspension system for a vehicle includes: a composite leaf spring having a protective member which covers an outer surface of the composite leaf spring; and an abrasion-preventing pad coupled to the composite leaf spring and shielding. The protective member and the abrasion-preventing pad are disposed at a portion of the composite leaf spring to which a U-bolt is mounted.

Abstract: Turbine nozzle sections and airfoils having trailing edge segments are provided. In one embodiment, a turbine nozzle section comprises an inner band defining a pocket; an outer band defining an opening therethrough; and an airfoil radially extending from the inner band to the outer band and including pressure and suction sides. The airfoil has a body segment including a cavity and a plurality of ejector apertures defining a passageway from the cavity to an outer surface of the airfoil, and a trailing edge segment including an inner end and an outer end. The body segment defines a projection projecting inwardly from the suction side, and the trailing edge segment defines a notch opening toward the suction side. The projection is received within the notch. The inner end of the trailing edge segment is received within the inner band pocket, and the outer end is positioned within the outer band opening.

Abstract: A package includes an interposer, which includes a core dielectric material, a through-opening extending from a top surface to a bottom surface of the core dielectric material, a conductive pipe penetrating through the core dielectric material, and a device die in the through-opening. The device die includes electrical connectors. A top package is disposed over the interposer. A first solder region bonds the top package to the conductive pipe, wherein the first solder region extends into a region encircled by the conductive pipe. A package substrate is underlying the interposer. A second solder region bonds the package substrate to the interposer.