Abstract: Various circuit board systems and methods of use and manufacture thereof are disclosed. A circuit board system can have a first circuit board including a substrate and a first component susceptible to electromagnetic interference carried by the substrate. The system can also include a second circuit board including a second substrate, and a shield engaged to the substrate of the first component, the shield at least partially covering the first component and being configured to protect the first component from electromagnetic interference, wherein the shield couples the substrate of the first circuit board to the substrate of the second circuit board.

Abstract: A protective circuit (1A) includes a protective element (10A), a plurality of secondary battery cells (20), (20), . . . , an external positive electrode terminal (30a) and an external negative electrode terminal (30b), an auxiliary power supply (40), a first control device (50), and a switch (60). The protective element (10A) has a first fusible conductor (15) of which both ends are connected to a first terminal (11) and a second terminal (12), and a heat generator (16) installed on a first energizing path (P1A) between a third terminal (13) and a fourth terminal (14). The auxiliary power supply (40) is provided electrically independently of the plurality of secondary battery cells (20), (20), . . . .

Abstract: A single-phase immersion cooling system includes an immersion cooling tank having a component area, which is separate from a main chamber and is configured to receive a heat-generating electronic device. A coolant circulates along a flow path, in a chamber path through the main chamber and a component path through the component area. A rotating propeller is mounted within the immersion cooling tank, causing a driven flow path in the component area. The driven flow path is configured to cause contact between the coolant in the driven flow path and the heat-generating electronic device when the heat-generating electronic device is received within the component area. The coolant in the driven flow path circulates at a faster speed than the coolant in the chamber path.

Abstract: A liquid cooling module includes a heat-receiver, an inlet-passage in which a flow-path through which the liquid-refrigerant flowed from an inlet flows is formed, a first flow-passage in which the flow-path continues from the inlet-passage, and that is formed as spreading in a fan-like shape as viewed in a normal-direction of a heat-receiving-surface, a second flow-passage in which the flow-path continues from the first flow-passage, and that is formed toward the heat-receiver in the normal-direction, a diffuser in which grooves that continue from the second flow-passage in the heat-receiver and diffuses the liquid-refrigerant along a surface on an opposite side of the heat-receiving-surface is formed, a third flow-passage in which the flow-path continues from the grooves, and that is formed in the normal-direction and a direction in which the flow-path is separating from the heat-receiver, and an outlet-passage in which the flow-path continues from the third flow-passage to an outlet.

Abstract: This protective element includes a first electrode portion, a second electrode portion disposed distant from the first electrode portion, a fuse element portion having spring characteristics, and a case that houses at least a portion of the fuse element portion, wherein the fuse element portion includes a first end section that is connected to the first electrode portion, a second end section that is connected to the second electrode portion, and a cutoff section that is positioned between the first end section and the second end section, and the fuse element portion is held inside the case in a bent state such that, when the fuse element portion is cut, both cut ends of the cutoff section are pulled apart from each other.

Abstract: A fuse comprising including a housing, a fusible element disposed within the housing, first and second terminals extending from opposite ends of the fusible element and out of the housing, and a quantity of arc suppressing material disposed on the fusible element, wherein the arc suppressing material is formed of a polyamide hotmelt adhesive mixed with a flame retardant.

Abstract: A display device includes a cover module having a storage space therein, a display panel configured to be at least partially disposed inside the storage space or withdrawn outside the storage space, and a first driving system configured to embed and withdraw the display panel into and from the cover module in a first direction, wherein the first driving system includes a first wire drum and a first driving wire.

Abstract: A pyrotechnic circuit breaker comprising a housing, at least two connection terminals, an internal electrical circuit connecting the two connection terminals and formed for example by an electrical conductor, an opening member, movable and arranged to open a part to be opened of the internal electrical circuit when moving between an initial position and a final position, so as to form at least two separate portions of conductor after opening, a pyrotechnic actuator arranged to move the opening member from the initial position to the final position, an internal chamber receiving the part to be opened, wherein the internal chamber comprises or contains at least one internal surface formed by a wall formed with a plastic material comprising a flame retardant.

Abstract: Disclosed is an integrated data center that provides for efficient cooling as well as efficient wire routing. The data center houses electronic equipment stored in clusters of cabinets. The space inside the data center is shared, such as on a leased basis, between multiple different entities who operate their own electronic equipment. To achieve privacy, security, and cooling air flow, one or more layers of a security paneling surround one or more clusters of cabinets to create a secure interior space. This allows access to only authorized personal, prevents people from viewing into the secure interior space, and allows cooling air flow to pass into the secure interior space to cool the electronic equipment. The security paneling comprises sheets of metal with small apertures. Two or more security panels may be arranged with offset apertures to further prevent viewing of the electronic equipment in the secure interior space.

Abstract: A protection element includes: a fuse element configured to be energized in a first direction, which is a direction from a first end portion of the fuse element to a second end portion of the fuse element; a shielding member including a plate-shaped part, configured to rotate around a rotation axis extending in a second direction orthogonal to the first direction, wherein the plate-shaped part viewed from the fuse element is divided to a first portion and a second portion at a contact position between the plate-shaped part and the rotation axis, and an area of the first portion and an area of the second portion are different from each other; and a case having therein a housing portion. Pressure elevation in the housing portion due to an arc discharge causes the shielding member to rotate around the rotation axis and the shielding member divides the housing portion.

Abstract: A foldable display set may include: a foldable display device; and a holding system on a rear surface of the foldable display device and configured to fold and unfold the foldable display device. The holding system may include: a motor configured to generate a rotational force; a rotational arm configured to be rotated by the rotational force of the motor to fold and unfold the foldable display device; a fixing plate spaced apart from the rotational arm with the foldable display device in an unfolded state; a moving plate on the fixing plate and configured to be moved with respect to the fixing plate by the rotational arm; and a magnetic unit fixed on the moving plate. The foldable display device in a folded state may be fixed to the magnetic unit via a magnetic force.

Abstract: Provided is a support apparatus. The support apparatus is disposed on a back side of a bendable structure, and includes: a plurality of adjustment structures that are sequentially connected, wherein each of the plurality of adjustment structures is configured to be connected to the back side of the bendable structure, and any two adjacent adjustment structures of the plurality of adjustment structures are rotatable relative to each other.

Abstract: A fuse assembly having a displaceable pin assembly secured within a cap bore of an end cap of the fuse assembly. The displaceable pin assembly can include a plunger that is selectively displaceable along an axis that is non-parallel to a central longitudinal axis of the first end cap. The plunger can be selectively displaceable between an extended position at which at least a first end of the plunger is outwardly positioned away from an outer surface of the first end cap, and a recessed position at which the first end of the plunger is recessed within, or generally aligned with the outer surface of, the first end cap. The displaceable pin assembly can also include a biasing element that can bias the plunger to the extended position, and a support body that can house at least a portion of the plunger and be securely coupled to the cap bore.

Abstract: Fuse, comprising at least one fuse blade in which is formed a reduced section (46A) defining a plane (P4) transverse to the fuse blade. The fuse also comprises arc guards, which are made of an elastic material and which are associated in pairs, the arc guards of the same pair being each disposed opposite one another on one respective main side of the same fuse blade. Each arc guard comprises an internal face, oriented towards the fuse blade, a front face, oriented towards the reduced section, and a rear face, oriented away from the reduced section. At least one perforation is made in the fuse blade in the vicinity of the reduced section, each perforation being at least partially closed by the internal faces of the two arc guards of the same pair, each perforation leaving a cavity between the two arc guards of the same pair.

Abstract: An immersion cooling system includes a catch pan, a heat-generating electronic device, a housing, and a fluid pump. The housing is positioned around the heat-generating electronic device, and at least part of the housing is positioned above the catch pan. The fluid pump is configured to circulate a working fluid from the catch pan to the housing.

Abstract: Disclosed is display device.

Abstract: To improve heat dissipation efficiency in an electronic component embedded substrate for mounting an electronic component of a type being prohibited from connecting to a ground pattern. An electronic component embedded substrate includes an electronic component and a heat transfer block which are embedded in insulating layers, a wiring pattern facing a surface of the heat transfer block, a wiring pattern facing another surface of the heat transfer block, a via conductor connecting the wiring pattern and the surface of the heat transfer block, and another via conductor connecting the wiring pattern and the another surface of the heat transfer block. The surfaces are insulated from each other. Even when an electronic component of a type having large heat generation and being prohibited from connecting to a ground pattern is mounted, the wiring pattern functioning as a heat dissipation pattern is connected to a ground pattern on a motherboard.

Abstract: A protection device includes a movable arm, a fixed terminal, and a bimetallic member, and a casing that accommodates them, the bimetallic member is located either above or below the movable arm, one end of the bimetallic member applies force to one end of the movable arm, thereby holding one end of the movable arm and the fixed terminal in contact.

Abstract: A foldable display apparatus includes a display panel having a light-emitting element disposed thereon, a cover window disposed on top of the display panel, a bottom plate disposed beneath the display panel, a bellows for supporting at least a portion of the bottom plate, a first support coupled with one end of the bellows, and an edge coupled with the other end of the bellows.

Abstract: A display device is disclosed. The display device may comprise: a flexible display panel; a panel roller which is elongated and around which the display panel is wound or unwound; a bottom frame having the panel roller rotatably mounted thereon; a first vertical frame elongated in a direction crossing the lengthwise direction of the panel roller, and fixed to the bottom frame; a first lead screw positioned adjacent and parallel to the first vertical frame and rotatably coupled to the bottom frame; a first gear box positioned adjacent to the first vertical frame and installed on the upper surface of the bottom frame; a second gear box installed on the lower surface of the bottom frame and rotating the first lead screw by receiving power from the first gear box; a first slider which moves on the first lead screw in the vertical direction according to the rotation of the first lead screw; and a bar to which the end portion of the display panel is fixed and which is coupled to the first slider.