Abstract: This embodiment provides a box, a battery, and an electrical device. The box includes a first box body, a second box body, a sealing element, and a mating piece. A first opening is created on the first box body. The second box body is configured to fit and cover the first opening. The sealing element is at least partially clamped between the first box body and the second box body and configured to seal the first opening. The mating piece is accommodated in the first box body and connected to the first box body. The mating piece and the second box body clamp at least a part of the sealing element.

Abstract: An adhesive tape includes an adhesive layer containing an adhesive composition, wherein: the adhesive composition contains a styrene-butadiene-based block copolymer, a first tackifier, a second tackifier, and a third tackifier; a butadiene portion of the styrene-butadiene-based block copolymer is partially hydrogenated; the first tackifier is at least one of a rosin ester which is liquid at 23° C. and a terpene-based resin which is liquid at 23° C.; the second tackifier has a softening point of 70 to 120° C.; the third tackifier has a softening point of 140° C. or higher; holding force of the adhesive tape at 70° C. based on JIS Z0237 is 100 minutes or more; a melt viscosity of the adhesive composition at 200° C. is 100000 cp or lower.

Abstract: In a method for determining a target virtual object, a target search range corresponding to a target skill of a controlled virtual object is determined in response to a trigger operation of the target skill, the virtual object being controlled by a user. When the target search range includes a plurality of first virtual objects in the target search range, at least one second virtual object that satisfies a defeated condition is obtained from the plurality of first virtual objects in the target search range. The defeated condition indicates that a preset health point status will be reached after the target skill is performed on the first virtual object. A third virtual object is obtained from the at least one second virtual object in the target search range as the target virtual object. The virtual object is controlled to perform the target skill on the third virtual object.

Abstract: A method and apparatus for recognizing a rod-shaped object in an image including determining, based on initial rod-shaped object recognition results obtained by performing rod-shaped object detection on a plurality of frames of consecutive images, at least two frames of consecutive images in which rod-shaped objects exist in the plurality of frames of consecutive images, determining device pose data based on an image acquisition device acquiring the at least two frames of consecutive images, projecting a detection point of the previous frame of image to the reference image, recognizing the same rod-shaped object in the reference image and the previous frame of image, projecting the detection point to the reference image through epipolar line search, and performing positioning processing on rod-shaped objects in the reference image based on matching points in which the epipolar line intersects with the fitting straight lines.

Abstract: A welding clamp for use in battery manufacturing is described. The welding clamp includes a plurality of clamping portions used to fit and clamp a case of a battery cell, the clamping portion includes a body portion and a connecting portion, and the connecting portion is detachably connected to the body portion; and a wear-resistant layer is connected to a surface of the connecting portion facing the case. In the process of welding the case and the end cover of the battery cell, through fitting and clamping the case by the clamping portion of the welding clamp, the clamping portion can play a position-limit role to the wall of the case to relieve the deformation of the case during the welding process, thereby improving the welding quality of the case and the end cover and thus improving the production quality of the battery cell.

Abstract: A road safety barrier installation system that uses a workstation and product support able to be guided by a truck along a road. The product supporter is adapted to receive a store of product such as ground penetrating anchors, posts and barrier strap. The workstation comprises at least one placement robot able robot able to receive and hold a said product, and position the so received and held product in location as part of the array.

Abstract: A battery tray and a testing system for battery are provided. The battery tray may include: a tray body configured to support a battery; a testing connection bar, where the testing connection bar may be disposed on the tray body and have a plurality of signal collection portions, and the plurality of signal collection portions may include a current collection portion, a voltage collection portion, a pressure collection portion, and a temperature collection portion; and a positioning structure, where the positioning structure may be disposed on the tray body and configured to position the battery.

Abstract: A connector comprises a housing, a terminal and a shell. The terminal has a held portion held by the housing, a first portion extending rearward from the held portion and a second portion extending forward from the held portion. The first portion has a connectable portion configured to be connected to a first object. The second portion has a resiliently deformable support portion and a contact portion supported by the support portion. The contact portion is pressed against a second object when the connector is fixed on the second object. The shell has a first upper plate and a second upper plate which is located below the first upper plate. The first upper plate covers the first portion of the terminal from above. The second upper plate covers the second portion of the terminal from above.

Abstract: A gap inspection apparatus and a gap inspection method are disclosed. The gap inspection apparatus is configured for a wound battery cell, where in a height direction of the wound battery cell. The gap inspection apparatus includes: an X-ray source and an X-ray detector and a bearing mechanism located between the X-ray source and the X-ray detector. The bearing mechanism includes at least one accommodating groove, the accommodating groove is configured to accommodate the wound battery cell, and the height direction of the wound battery cell crosses a first direction in which the X-ray source points to the X-ray detector. The X-ray source is configured to irradiate an arc-shaped area of the wound body portion, and the X-ray detector is configured to obtain an imaging image of the irradiated arc-shaped area, so as to obtain a gap value between two electrode plates within the arc-shaped area.

Abstract: A first node receives a first signaling; and transmits a first signal and a second signal respectively in a first time-domain resource block and a second time-domain resource block. The first time-domain resource block and the second time-domain resource block both belong to a reference time window; the first node maintains power consistency and phase continuity between multiple first-type signals that belong to a same first-type time window in time domain; whether a first condition set is satisfied is used to determine a number of first-type time window(s) comprised by the reference time window; the first condition set comprises a first condition, the first condition comprising that the first node transmits a third signal in a third time-domain resource block and the third time-domain resource block is overlapped with only one of the first time-domain resource block or the second time-domain resource block.

Abstract: An optical device includes a core formed on a substrate, a cladding layer covering the core, and a passivation layer formed on the cladding layer. The optical device includes a spot size converter that causes an increase in spot size of a light, which is guided through the core, toward end portion of the substrate. The passivation layer has a higher material refractive index than the cladding layer, and is formed in region excluding at least upper portion of the spot size converter.

Abstract: To provide: an inorganic oxide powder which, when filled in a resin material, can simultaneously achieve a high dielectric constant and a low dielectric dissipation factor; a method for producing the same; and a resin composition comprising the inorganic oxide powder. Provided is an inorganic oxide powder comprising a spherical titanium oxide powder having a rutile phase, wherein the ratio of the rutile phase in the inorganic oxide powder is 90 mass % or more. Further provided is a resin composition comprising the inorganic oxide powder and at least one resin selected from a thermoplastic resin and a thermosetting resin.

Abstract: A system for pointing to a web page including a screen for viewing pre-recorded scenes, a number of items shown in each scene, a mobile camera device, a processor, a connection to internet and access to computing devices including a machine learning cloud and at least one database including a plurality of scene identifiers each associated with item data, including steps of a user capturing at least one image of the screen, processing the at least one image to obtain at least one prepared image, sending said at least one prepared image to the machine learning cloud, executing a comparison algorithm to compare said at least one prepared image, the machine learning cloud identifying said scene with a degree of certainty, inserting the respective scene identifier, sending at least a portion of said item data to said user, with a link to said web page for each item.

Abstract: A composition for stabilising one or more unstable bioactive components, the formulation comprising a protective matrix of at least agar and glycerol; and a bioactive component at 0.005-15% w/w embedded in the matrix, an animal chew for veterinary use comprising said composition and a process of making the same.

Abstract: Systems and methods for soft starting a motor (40) using solid-state switching devices are disclosed. The system (10) includes a soft starting switch (53) that is made of a plurality of solid-state switches (62, 63). The system (10) also includes a controller (86) that is programmed to regulate currents and voltages delivered to the motor (40) during a start-up operation of the motor by cycling the solid-state switches (62, 63) ON and OFF during the start-up operation.

Abstract: A fitness device includes two support frames mounted in a box, two driving motors mounted on the two support frames, a pull rope reel connected to the driving motors, a fitness pull rope wound around the pull rope reel and extending out of the box, and a control system for controlling the driving motors. The control system includes a main controller, a power module, a communication module connected to the main controller, a driving circuit and a sampling module electrically connected to the driving motors and the main controller. The power module is electrically connected to the main controller and the communication module. The driving circuit is electrically connected to the power module, the main controller and the driving motors. The two symmetrical driving motors are used to drive the pull rope reel to drive the fitness pull rope, such that shakes and vibrations generated during exercise can be offset.

Abstract: There is provided an air spring for supporting a load comprising a main chamber containing a positively pressurised gas in use, a spacing element having a variable volume and being within the main chamber, and a load-bearing surface arranged to transmit a force from a load in use to the positively pressurised gas. There is also provided an air spring for supporting a load comprising a main chamber containing a positively pressurised gas in use, a spacing element having a fixed volume that occupies a volume of the main chamber, and a load-bearing surface arranged to transmit a force from a load in use to the positively pressurised gas.

Abstract: A fan includes a multi wing fan and a mechanism configured to rotate the multi wing fan around a rotation axis, wherein the multi wing fan includes two impellers lined in an axial direction is parallel to the rotation axis, and a partition plate arranged along a plane perpendicular to the rotation axis, the partition plate includes a body part that separates the two impellers, and an outer circumferential part that surrounds an outer circumferential side of the body part, the outer circumferential part gets thinner toward an outer circumferential edge of the partition plate, the outer circumferential edge includes a first outer circumferential edge part, and a second outer circumferential edge part different from the first outer circumferential edge part, and a position of the first outer circumferential edge part in the axial direction is different from a position of the second outer circumferential edge part in the axial direction.

Abstract: A method for producing hydrocarbons from polymer waste includes: A) heating pre-crushed polymer waste in the presence of a mixture of liquid hydrocarbons to a temperature sufficient to convert at least one target polymer from the polymer waste to solution, but a lower transition temperature to solution for the remaining components of the polymer waste, to produce a polymer-containing mixture including a solution of at least one target polymer in the liquid hydrocarbon mixture, and B) catalytic cracking of the polymer-containing mixture in the presence of an ultrafine catalyst at a temperature from at least 360° ° C. to produce a mixture of liquid and gaseous hydrocarbons.

Abstract: A retraining monitoring system maintains the sustainability of a production machine learning (ML) model system that includes a production ML model retraining platform. The retraining monitoring system collects contextual data from the production ML model system and determines if one or more of a currently-selected architectural options has to be changed for sustainability. An architectural option of the production ML model retraining platform, such as, a processing location is selected from a cloud retraining platform or an on-premises retraining platform by a selection process based on a multi-armed bandit problem. An evaluation of the retraining architecture is dealt with as a reinforcement learning problem to implement one of a periodic retraining architecture or a reactive retraining architecture.