Elongated top panel heat dissipation slits each include a first long side sidewall that extends in a depth direction of a first long side, and a second long side sidewall that extends in the depth direction of a second long side. For example, the second long side sidewall is provided with projection portions that protrude toward the first long side sidewall. Then, step portions are formed. The step portions incline to a lower side as the step portions are away from printed circuit boards. An inclined rib inclining to a lower side in an extension direction of a casing locates near lower end portions of the step portions.

The invention relates to an assembly of an electric power supply module (2) and of a protective device (1) for said module, said assembly being intended to equip an air-conditioning unit (3), in particular for a motor vehicle, said power supply module comprising a housing (20) provided with regions allowing penetration of liquid into the housing (20), the protective device (1) extending at least partially facing said regions so as to cause the liquid to flow beyond said regions, depending on the orientation of said power supply module.

A housing structure of an electronic device according to an embodiment includes a housing and a protruding part. The housing houses a board on which an electronic part is mounted. The protruding part protrudes toward the board from an upper side of the housing positioned above the board. An inner wall of the housing has a groove that is formed around the protruding part.

A dehumidifying device for a housing, in particular an electronics housing of an electromotor with a dehumidifying chamber includes a wall inside of which a hygroscopic material is received which is designed to bind air moisture from the dehumidifying chamber. The wall of the dehumidifying chamber includes at least one inner membrane permeable to vapor which can be brought into an active connection with an inner receiving space of the housing and an outer membrane which can be brought into an active connection with the outside environment of the housing. The at least one inner membrane and the outer membrane are permeable to vapor at least in a direction in which a transport of air moisture out of the inner receiving space of the housing through the dehumidifying chamber into an outside environment can be ensured.

An electronic device includes a display panel including a display surface on a front; a front panel surrounding the display panel; a circuit board that is disposed on a front side of a lower portion of the display panel and housed in the front panel; and a holder provided between the front of the display panel and a back of the circuit board. The holder includes a plurality of grooves each continuously extending in an up-down direction on a back of the holder facing the front of the display panel. The plurality of grooves are formed so as to be connected to each other. The front panel is formed with a through hole facing lower ends of the grooves.

Disclosed is a panel board including a panel for automatically adjusting a humidity of an interior thereof, the panel board including an outer wall panel manufactured in a specific standard and a roof panel coupled to an upper side of the outer wall panel to define a roof thereof, and having a space part, in which various pieces of electric power equipment are installed, on the inner side thereof, wherein an interior and an exterior of a wall of the panel board are coated such that moisture absorption capacities of the interior and the exterior of the wall are different.

The invention provides the system supporting variable speed drive comprising a three-sided service cabinet embodiment. The cabinet comprising two heat exchange circuits limited by the basic elements of the cabinet embodiment, the first of which is configured to interact with an external environment and with the second heat exchange circuit, wherein the second heat exchange circuit which is configured without an ability to interact with the external environment includes a sealed cell for installing power electronics and the cell for installing a power connection and the cell for installing a measurement equipment. The cabinet comprising a dust and moisture filter, a plate heat exchanger, and a moisture removal device. The cabinet may be assembled with joined end-to-end metal sheets with curved joined ends which form strengthening ribs. The system supporting variable speed drive further comprising a cell for installing a passive filter or a filter compensation device or a capacitor bank preconfigured for compliance with variable speed drive and configured in such a way that it is dismountable in a form of a cabinet of the same height and depth as the cabinet of variable speed drive and closely aligned with the cabinet of variable speed drive. The cell for installing a power connection located on a side of the cell for installing a passive filter or a filter compensation device or a capacitor bank, wherein all connections between the cabinet of variable speed drive and the cell for installing a passive filter or a filter compensation device or a capacitor bank are made in the internal part of the embodiment.

A device for detecting a liquid introduced into a housing of an electronic control device is provided. The device for detecting a liquid introduced into a housing of an electronic control device according to an exemplary embodiment of the present disclosure is a device for detecting a liquid introduced into the housing of an electronic control device including a housing, a circuit board installed in the housing and an electronic controller mounted on one side of the circuit board and connected to an operator located outside the housing to control the operator, and the device may include a sensor which is formed on the other side of the circuit board; and a first switch for cutting off power supplied to the electronic controller from a power source, wherein the sensor includes a first electrode which is formed on the circuit board and a second electrode which is spaced apart from the first electrode by a predetermined distance, wherein the first electrode includes a linear first sensing pattern extending in a first direction, and wherein the second electrode includes a linear second sensing pattern extending in the first direction.

Disclosed in the present disclosure is an electronic device, including a case, an electronic component, a cellulose acetate plate and an insulating layer. The case includes an opening and an accommodating space, a position of the opening corresponding to the accommodating space. The electronic component is arranged in the accommodating space. The cellulose acetate plate is arranged at the opening, a spacing distance being provided between the cellulose acetate plate and the electronic component. The cellulose acetate plate has an upper surface. The insulating layer is arranged at the opening and the upper surface of the cellulose acetate plate, and is arranged between the cellulose acetate plate and the case to insulate the cellulose acetate plate from an external environment.

A computing device of an information handling system includes a hardware component. The hardware component is also connected to a trace. The computing device also includes a corrosion management component that is physically connected to the trace. The corrosion management component reduces a rate of corrosion of the trace due to an ambient environment in which the trace resides. The corrosion management component reduces the rate of corrosion by applying an electrical potential to the trace.