Abstract: A protective case of a cervical traction pillow includes a traction pillow protective case main body and a heating device. The traction pillow protective case main body is used for covering a surface of a cervical traction pillow main body, and the heating device is arranged on the traction pillow protective case main body and/or the cervical traction pillow main body. By means of the above structure, so that when the traction pillow protective case main body covers the surface of the cervical traction pillow main body, the cervical traction pillow can be effectively prevented from getting dirty on the surface and breeding bacteria.

Abstract: A surface cleaning apparatus includes a housing including an upright handle assembly and a base mounted to the upright handle assembly. The surface cleaning apparatus is further provided with a fluid delivery system comprising a fluid dispenser configured to dispense fluid and at least one wiper to remove excess liquid from a brushroll.

Abstract: Described are a battery cell, a battery and a device using a battery cell as a power source, wherein the battery cell comprises a case and an end cap, wherein the case is provided with an opening, the end cap is used for covering the opening and is in sealed connection with the case, one of the case or the end cap is provided with a notch, the other is provided with a protrusion, the protrusion is provided within the notch and matches the shape of the notch, and the end cap is fitted on the case by mating the protrusion with the notch. The end cap of the battery cell of the present application is fitted on the case by mating the protrusion with the notch, which can effectively reduce the metal scrapings generated by scratching between the end cap and the case from falling into the case.

Abstract: A compliant mechanical system for Mini/Micro chip mass transfer and packaging comprises a flexure-based continuous ejector pin mechanism including a drive support plate, a mounting base, first thorn die attach drive devices, second thorn die attach drive devices, first flexible hinges, second flexible hinges, and a pricking pin. The first thorn die attach drive devices and the second thorn die attach drive devices are mounted on the drive support plate. A drive end of the first thorn die attach drive device horizontally passes rightward through the first flexible hinge at a corresponding position; a drive end of the second thorn die attach drive device horizontally passes leftward through the first flexible hinge at a corresponding position; and the mounting base is hinged to the drive ends of the two thorn die attach drive devices through the second flexible hinges.

Abstract: The present application relates to the technical field of robots, and discloses a robot control method based on a physical engine. The method includes: obtaining the current first resultant force to which a robot is subjected and the current second resultant force to which a virtual object in a virtual environment constructed by a physical engine is subjected; determining the current motion information corresponding to the current first resultant force and the current second resultant force according to the corresponding relationship between the force and the motion information; wherein the current second resultant force is determined by the physical engine according to the previous motion information corresponding to the previous first resultant force of the robot and the previous second resultant force of the virtual object, and the current motion information enables the current first resultant force and the current second resultant force to tend to be synchronized.

Abstract: An inflatable stand-up paddle board (SUP) and a built-in inflation pump are provided. The inflation pump includes a pump body incorporated into a body of the SUP, an inflation assembly, and inflation and deflation valves in communication with an air chamber of the SUP. The body of the SUP includes first and second surfaces and a lateral confining band extending in a circumferential direction of the SUP and covering edges of the first and second surfaces. A mounting space may extend through the air chamber and the inflation pump may be mounted within the mounting space.

Abstract: Methods, apparatuses, and systems are provided for detecting overhead obstructions along a path segment. One exemplary method includes receiving three-dimensional data collected by a depth sensing device traveling along a path segment, wherein the three-dimensional data comprises point cloud data positioned above a ground plane of the path segment. The method further includes identifying data points of the point cloud data positioned within a corridor positioned above the ground plane. The method further includes projecting the identified data points onto a plane. The method further includes detecting the overhead obstruction based on a concentration of point cloud data positioned within a plurality of cells of the plane. The method further includes storing the detected overhead obstruction above the path segment within a map database.

Abstract: The application relates to an assembly for controlling detonation wave mode of a rotating detonation combustion chamber, which includes an inner barrel, an outer plate and at least one sectoral direction-changing block. The outer plate is sleeved outside the inner barrel. An annular cavity is formed between the outer plate and the inner barrel. At least one groove is arranged on one side of the outer plate close to the inner barrel. The groove wall comprises an arc edge and a straight edge. The groove is connected with the annular cavity. The sectoral direction-changing blocks are arranged in the grooves in one-to-one correspondence. An arc edge of the sectoral direction-changing block is positioned far away from the inner barrel.

Abstract: A compound represented by structural formula (I) and a pharmaceutically acceptable salt thereof and a pharmaceutical composition comprising the compound or the pharmaceutically acceptable salt thereof, can be used for treating diseases such as obesity, hyperlipidemia, hypercholesterolemia, and diabetes and also for treating other diseases such as NASH, atherosclerosis, cardiovascular diseases, hypothyroidism, thyroid cancer and other related disorders and diseases

Abstract: A method of categorizing single mode optical fibers, the method including determining one or more fiber properties of an optical fiber, the optical fiber being a single mode optical fiber at an operating wavelength of about 1310 nm. The method further including calculating a peak bandwidth wavelength of the optical fiber based on the one or more fiber properties, comparing the calculated peak bandwidth wavelength with a target peak bandwidth wavelength and based on the comparison, determining if the optical fiber meets a target modal bandwidth.

Abstract: The optical fibers disclosed have single mode and few mode optical transmission for VCSEL-based optical fiber transmission systems. The optical fibers have a cable cutoff wavelength ?C of equal to or below 1260 nm thereby defining single mode operation at a wavelength in a first wavelength range greater than 1260 nm and few-mode operation at a wavelength in a second wavelength range from 970 nm and 1070 nm. The mode-field diameter is in the range from 9.3 microns to 10.9 microns at 1550 nm. The optical fibers have an overfilled bandwidth OFL BW of 1 GHz.km to 3 GHz.km at the at least one wavelength in the second wavelength range. VCSEL based optical transmission systems and methods are disclosed that utilize both single core and multicore versions of the optical fiber.

Abstract: A battery cell, a battery, an electrical apparatus, and a method and a device for preparing a battery cell are provided. In some embodiments, the battery cell comprising: an electrode assembly; a case for accommodating the electrode assembly, wherein the case has an opening and a first position-limiting portion; an end cover for covering the opening, wherein in the thickness direction of the end cover, the end cover is located on one side of the first position-limiting portion facing the electrode assembly, and the first position-limiting portion is used for restricting the movement of the end cover in a direction away from the electrode assembly; and a sealing member for sealing the end cover and the first position-limiting portion, so that the end cover and the first position-limiting portion are in sealed connection.

Abstract: A compliant mechanical system for Mini/Micro chip mass transfer and packaging comprises a flexure-based continuous ejector pin mechanism including a drive support plate, a mounting base, first thorn die attach drive devices, second thorn die attach drive devices, first flexible hinges, second flexible hinges, and a pricking pin. The first thorn die attach drive devices and the second thorn die attach drive devices are mounted on the drive support plate. A drive end of the first thorn die attach drive device horizontally passes rightward through the first flexible hinge at a corresponding position; a drive end of the second thorn die attach drive device horizontally passes leftward through the first flexible hinge at a corresponding position; and the mounting base is hinged to the drive ends of the two thorn die attach drive devices through the second flexible hinges.

Abstract: An example fixation component for an implantable medical device (IMD) includes a base and a plurality of tines configured be deployed with a target deployment stiffness to engage tissue a target implant site while maintaining a target deflection stiffness after deployment. The base defines a longitudinal axis of the fixation component and is fixedly attached near the distal end of the IMD. Each tine is spaced apart from one another around a perimeter of the distal end of the IMD and extend from the base. A shape of each tine is selected to control each of the target deployment stiffness and target deflection stiffness.

Abstract: An apparatus comprising a processor and memory including computer program code, the memory and computer program code configured to, with the processor, enable the apparatus at least to: generate, in respect of a road intersection, grouped probe data using probe data derived from probed vehicular movements through the road intersection, wherein the grouped probe data is generated by grouping together probe data comprising vehicle trajectories which have respective common heading angles at points of entry to and exit from the road intersection; and provide the grouped probe data for use in lane-level mapping of the road intersection.

Abstract: Described herein are a phenyl triazole MLL1-WDR5 protein-protein interaction inhibitors, pharmaceutical compositions and methods of use.

Abstract: A field in-place film-covering fermentation device is provided. The device includes a support structure, a covering film, and a ventilation structure. The support structure is connected to the covering film through cross-connecting rings on the covering film to form a columnar pile structure. The covering film is in a split configuration to form an upper surface, a lower surface, and a side elevation of the columnar pile structure by cutting. The ventilation structure is fixed in the columnar pile structure. The device can realize the in-place and nearby treatment of organic wastes, improve the material conversion efficiency of agricultural organic wastes in their production area, and promote the improvement of the regional ecological environment.

Abstract: A method of fabricating a magnetically-controlled graphene-based micro-/nano-motor includes: (a) mixing FeCl3 crystal powder with deionized water to obtain a FeCl3 solution; (b) completely immersing a carbon-based microsphere in the FeCl3 solution; transferring the carbon-based microsphere from the FeCl3 solution followed by heating to allow crystallization of FeCl3 on the surface of the carbon-based microsphere to obtain a FeCl3-carbon-based microsphere; (c) heating the FeCl3-carbon-based microsphere in a vacuum chamber until there is no moisture in the vacuum chamber; continuously removing gas in the vacuum chamber and introducing oxygen; and treating the FeCl3-carbon-based microsphere with a laser in an oxygen-enriched environment to obtain the magnetically controlled graphene-based micro-/nano-motor. A magnetically-controlled graphene-based micro-/nano-motor is further provided.

Abstract: Provided is a level conversion circuit. The level conversion circuit includes at least two level conversion sub-circuits; and each of the level conversion sub-circuits is further connected to at least one first power supply terminal, at least one second power supply terminal and at least one of a plurality of output signal terminals, wherein the first power supply signals provided by the first power supply terminals connected to the at least two level conversion sub-circuits are at different levels, and the second power supply signals provided by the second power supply terminals connected to the at least two level conversion sub-circuits are at different levels.

Abstract: The invention provides methods of digital amplification using primers of limited nucleotide composition. Limited nucleotide composition means that the primers are underrepresented in at least one nucleotide type. Such primers have much reduced capacity to prime from each other or to extend initiated by mispriming from other than at their intended primer binding sites in a target nucleic acid.