Abstract: The invention is based on an electrical connector, having a connector housing with a cable feedthrough opening, a connection opening, at least one first retention feature and at least one contact insert. The contact insert accommodates at least one contact element and/or at least one connector module and/or a half connector module and has at least one fastening frame. The fastening frame has at least one second retention feature, wherein the second retention feature corresponds to the first retention feature, and wherein at least one fastener interacts with the first retention feature and the corresponding second retention feature.

Abstract: A refrigerator includes a box body, a door body, a hinge assembly, and a mounting block. The door body is connected to the box body. The hinge assembly includes a first hinge shaft and a second hinge shaft. The mounting block includes a first trajectory groove and a second trajectory groove. During a process of the door body being rotated to open or close, the first hinge shaft moves relative to the first trajectory groove, and the second hinge shaft moves relative to the second trajectory groove. The first trajectory groove includes a curved groove segment. An end of the curved groove segment extends in a direction proximate to a first side edge, and a distance between the curved groove segment and the door side wall is decreased along a direction from a door rear wall to a door front wall.

Abstract: A laser optical system and an adjustment method therefor, and a laser machining device and method capable of adjusting laser light so as to satisfy criteria of laser machining are provided. The adjustment method of a laser optical system including a plurality of optical element units which are arranged in series on an optical path of laser light and each of which includes a half-wave plate and a Wollaston prism, the laser optical system configured to branch the laser light incident on the Wollaston prism through the half-wave plate into two beams of branched laser light, includes a step of rotating the half-wave plate around the optical path to adjust branching ratios of the branched laser light and a step of rotating the Wollaston prism around the optical path to adjust branching directions of the branched laser light.

Abstract: A multilayer electronic component, may include a body including a dielectric layer and an internal electrode; and an external electrode disposed on the body, wherein the dielectric layer may include a plurality of dielectric grains, at least one of the plurality of dielectric grains may have a core-shell structure including a core portion and a shell portion surrounding at least a portion of the core portion, a cross-section of the core portion may include a polygonal shape, an average length of the plurality of dielectric grains may be 80 nm or more and 200 nm or less, and a length of the core portion, as compared to a length of a corresponding dielectric grain, may be 70% or more.

Abstract: An electric toothbrush head includes a brush rod, a swing arm, and a tufted block with bristles; the tufted block is movably and limitingly mounted in the housing cavity of the brush rod; the swing arm is mounted in the mounting chamber of the brush rod and is linked to the tufted block; the bottom of the housing cavity is equipped with a rotating shaft, and the bottom of the tufted block is equipped with a rotating hole; guide protrusions are set on both side walls of the tufted block, and the housing cavity is provided with a mounting slot and a guide groove corresponding to the mounting slot to guide the up, down, left, and right movement of the tufted block. The electric toothbrush head achieves vertical and horizontal movement of the tufted block through the cooperation of the guide protrusions and the guide grooves.

Abstract: This application discloses a resource determining method and apparatus, a terminal, and a storage medium. The resource determining method according to embodiments of this application includes: determining, by a terminal, a candidate resource of a sidelink positioning reference signal; and determining, by the terminal, a target resource for transmitting the sidelink positioning reference signal from a candidate resource set formed by the candidate resource. The candidate resource includes a candidate time domain resource. Any one of the candidate time domain resource includes at least one of the following: a first time unit, where the first time unit is only used for transmitting the sidelink positioning reference signal; and a second time unit, where the second time unit is used for transmitting the sidelink positioning reference signal and resource determining-related information.

Abstract: A haymaking machine includes a frame, a turning or raking rotor and a sensor arranged on the frame, and a control device. In a working position, the turning or raking rotor is drivable relative to the frame about an axis of rotation in a direction of rotation. The turning or raking rotor has tine arms which have tines. The tine arms are aligned at least temporarily to face the ground. The tine arms are arranged uniformly distributed in a circumferential direction around the axis of rotation and are aligned in an approximately radial direction with respect to the axis of rotation. The sensor continuously detects a passing of the tine arms during an operation of the turning or raking rotor and transmits a measurement signal thereof. The control device receives the measurement signal and infers an operating state of the at least one turning or raking rotor based thereon.

Abstract: Disclosed is a retractable gate fence, referring to the technical field of gate fence. The retractable gate fence includes a spool and a pulling cloth, one end of the pulling cloth is connected to the spool. The pulling cloth has a first state that is wound onto the spool and a second state that is unfolded from the spool, and the pulling cloth is provided with a plurality of reinforcing strips at intervals.

Abstract: An ice maker evaporator assembly having an evaporator pan with a back wall and left, right, top and bottom sidewalls extending from the back wall, and a freeze plate located within the evaporator pan. Refrigerant tubing is thermally coupled to the back wall of the evaporator pan opposite the left, right, top and bottom sidewalls. A first layer of insulation is formed on the refrigerant tubing. An evaporator housing having a housing back wall and housing left, right, top and bottom sidewalls extending from the housing back wall is attached to the evaporator pan and covers refrigerant tubing. A second layer of insulation is formed on top of the first layer of insulation.

Abstract: A power tool, including: a housing, extending in a longitudinal direction; and a fan, a motor, and a circuit board that are received in the housing. The housing defines an air outlet, a first air inlet, and a second air inlet. The first air inlet is adjacent to the motor, and the second air inlet is adjacent to the circuit board; the first air inlet is disposed between the air outlet and the second air inlet. The power tool includes a first heat dissipation air path that flows through the motor and a second heat dissipation air path that flows through the circuit board. The motor includes an output shaft extending along the longitudinal direction. The output shaft is connected to the fan; the air outlet, the fan, the first air inlet, and the second air inlet are arranged sequentially in an axis direction of the output shaft.

Abstract: Embodiments of the present disclosure disclose a signal measurement method and circuit, comprising: receiving a detection signal, the detection signal reflecting a difference between two contact impedances, each of which is a contact impedance between one of two electrodes and a human body, and the two electrodes being affixed to the human body and being configured to collect a physiological signal of the human body; and determining an indicator parameter value reflecting a quality of the physiological signal based on the detection signal. The signal measurement method and circuit provided in the present disclosure can detect the contact impedance between each of the two electrodes and the human body in real-time, and determine, based on the contact impedance, state between each of the two electrodes and the human body, and thus ensure that a physiological signal collected by the electrodes have a high quality.

Abstract: Disclosed herein are methods, systems, and apparatus, including computer programs encoded on computer storage media, for implementing a hybrid database. In an example method, a system receives an indication to process a data request. The system is configured as a hybrid database to dynamically switch between a stand-alone mode and a distributed mode. When the indication indicates to the system to process the data request in the stand-alone mode, the system switches the hybrid database to the stand-alone mode and processes the data request in the stand-alone mode. When the indication indicates to the system to process the data request in the distributed mode, the system switches the hybrid database to the distributed mode and processes the data request in the distributed mode.

Abstract: The present disclosure provides a method and an apparatus for determining to-be-outbound containers and a device. The method includes: receiving demand information for required containers, where the demand information includes one or more pieces of the following information: a container selection strategy, a container type, the quantity of containers, the quantity of empty compartments in a container, a total volume of to-be-stocked materials, the total quantity of to-be-stocked materials, container codes, and an SKU; determining to-be-outbound containers according to the demand information for required containers; and performing an outbound operation on the to-be-outbound containers, to allow to-be-stocked materials to be placed in the to-be-outbound containers that are performed the outbound operation for stocking.

Abstract: Provided is a semiconductor device including a peripheral circuit structure including peripheral circuit transistors, bit lines on the peripheral circuit structure and extending in a first horizontal direction, back gate lines extending in a second horizontal direction at a vertical level higher than the bit lines, word lines extending in the second horizontal direction at a vertical level higher than the bit lines and alternating with the back gate lines, a plurality of vertical channel layers in a matrix form on the bit lines, each of the vertical channel layers including a first sidewall extending in a vertical direction and facing a corresponding back gate line, a second sidewall opposite to the first sidewall and facing a corresponding word line, a part of the second sidewall adjacent to a bit line having a curved shape, contact pads on the vertical channel layers, and storage nodes on the contact pads.

Abstract: An optical imaging lens includes a first lens element to an eighth lens element and each lens element has an object-side surface and an image-side surface. The second lens element has negative refracting power, a periphery region of the image-side surface of the third lens element is convex, an optical axis region of the object-side surface of the fourth lens element is concave, an optical axis region of the object-side surface of the fifth lens element is concave, the sixth lens element has positive refracting power, an optical axis region of the object-side surface of the sixth lens element is concave, an optical axis region of the object-side surface of the seventh lens element is convex, and a periphery region of the object-side surface of the eighth lens element is convex. Lens elements included by the optical imaging lens are only eight lens elements described above to satisfy ImgH/(Fno*(T2+T3))?3.200.

Abstract: A communication assembly is configured to be disposed on a substrate, and the communication assembly includes an optical fiber communication module and a heat dissipation shielding module. The optical fiber communication module is configured to be disposed on the substrate. The heat dissipation shielding module is configured for cooling the optical fiber communication module and protecting the optical fiber communication module from external electromagnetic interference, and the heat dissipation shielding module includes a shielding cover and a heat sink. The shielding cover is configured to be disposed on the substrate. The shielding cover and the substrate together surround and form an accommodation space. The optical fiber communication module is located in the accommodation space, and the shielding cover is in thermal contact with the optical fiber communication module. The heat sink and the shielding cover are made of a single piece.

Abstract: A compressible sectional sofa includes seat cushions, armrests, and covers. The seat cushions and the armrests are made of a hard material and of a soft material covering the hard material. The hard material and the soft material are both made of a compressible material. The seat cushions and the armrests are disposed separately. The covers include a seat cushion cover, an armrest cover, a first zipper, and a second zipper. The seat cushion cover includes a top surface, an armrest side surface, and a headrest side surface. When transportation is required, the seat cushions and the armrests can be compressed via a mechanical device, thereby squeezing the air out of the hard material and out of the soft material, thus reducing the volume of the seat cushions and armrests, and further reducing packaging volume and facilitating transportation.

Abstract: A grating regulating device includes: a first substrate, a conductive layer, a dielectric layer and a second substrate arranged in stack, the conductive layer includes a wiring layer, a first insulating layer and a first electrode layer arranged in stack, the wiring layer includes a plurality of driving lines, and the first electrode layer includes a plurality of sub-electrodes arranged in a first direction. The driving lines are for transmitting a driving signal to the sub-electrodes, and the sub-electrodes are for, by the effect of the driving signal, driving corresponding positions of the dielectric layer to be light-transmitting or opaque. The grating regulating device includes a grating region including a plurality of common-signal units, each of the common-signal units includes at least one grating unit, the grating unit includes a plurality of sub-electrodes, and the plurality of sub-electrodes located in the same grating unit are connected to different driving lines.

Abstract: The present invention is a biological information detection device including: a laser oscillator that oscillates a pulsed laser beam oscillated at a suitable wavelength associated with a measuring target substance; an irradiation mechanism that emits the pulsed laser beam to a liquid biological object inside which the measuring target substance exists; a light receiving sensor that receives a detected laser beam output from the liquid biological object; and a control unit that controls operations of respective components. The control unit outputs an oscillation instruction to the laser oscillator so as to oscillate the pulsed laser beam at a constant cycle, cuts out a detected signal received from the light receiving sensor as time segment data for a time period corresponding to the constant cycle, and calculates a quantity of the measuring target substance in the liquid biological object based on the time segment data.

Abstract: A temperature control method, an electronic device and a computer-readable storage medium are disclosed, the temperature state and the temperature change of the battery cluster are judged through the average temperature of the battery cluster and the temperature rising rate of the battery cluster, so that different temperature control strategies are selected; and the heat dissipation efficiency of the heat dissipation module of each battery module is controlled through the average temperature of each battery module in the battery cluster and the average temperature of the corresponding battery cluster, so that the battery cluster is controlled to subjected to temperature rise, temperature reduction, energy saving, temperature stability and the like, meanwhile, the temperature consistency of battery cells in the battery cluster can be improved, and the integral temperature consistency of the battery cluster is further improved.