84results about "Inorganic gases" patented technology

An enclosure for protecting at least a portion of a printed circuit board that includes a top and bottom cover each having an insulating layer between an outer conductive layer and an inner conductive layer. Each outer conductive layer and each inner conductive layer are electrically connected to a voltage source to form tamper detection circuits. The enclosure further includes cover switches to detect attempts to lift or remove the covers and a thermal sensor / switch or the like for indicating that a temperature inside the enclosure has moved past a predetermined level due to a tamper attempt. A detection circuit generates and transmits a signal to cause sensitive information contained in one or more electronic components provided on the circuit board to be erased when a tamper attempt is detected.

A waterproof housing of a junction box has at least one vent piece penetrating through a wall of the housing for ventilation of the junction box. The vent piece has an inner wall formed with a baffle projection to prevent invasion of a splashing water. The waterproof housing has a plurality of the vent pieces. The waterproof housing also has a drain hole provided in the housing. The vent piece has an inside opening positioned higher than the drain hole when the junction box is mounted at a usage position. The baffle projection is positioned at an axial inner end portion of the vent piece. The vent piece has a central axis inclined relative to an invasion direction of an expected splashing water.

A housing structure includes an upper housing, a lower housing, a first waterproof member and a second waterproof member. The upper housing has a first connecting portion, and the lower housing has a second connecting portion. The upper housing and the lower housing are connected to each other by the first connecting portion and the second connecting portion. The first waterproof member is disposed between the first connecting portion and the second connecting portion. The second waterproof member is disposed between the first connecting portion and the second connecting portion. Wherein, a distance is formed between the first waterproof member and the second waterproof member.

A lift-type positioning structure for a lid of a bracket of a computer interface card havs a housing, a seat member, a lid and a positioning structure. The housing has a receiving slot for receiving the interface card, a rectangular slot over the receiving slot, and a horizontal platform extending perpendicularly from a lower edge of the rectangular slot. The seat member is mounted to the housing at an edge of the rectangular slot. The lid is pivotally connected to the seat member to be lifted up or down. The positioning device is operative to secure the lid at an open position.

A server chassis is provided for receiving a functional module therein. The server chassis includes a base with an opening defined in an end thereof for the functional module inserted therethrough, and an air flap apparatus engaging with the base. The air flap apparatus includes a shielding panel pivotably attached to the base, and a resilient member connected to the base and the shielding panel to urge movement of the shielding panel.

An electrical connection box has upper and lower casings (10, 11) for accommodating circuitry. A surrounding wall (10a) of the upper casing (10) fits inside a surrounding wall (11a) of the lower casing (11). Engaging locking claws (10b, 11b) project from the outer surface of the surrounding wall (10a) of the upper casing (10) and from the inner surface of the surrounding wall (11a) of the lower casing (11). An upper wall of the upper casing (10) is inclined down from a center portion to three peripheral edges. A drainage path (13) is defined by a clearance between the surrounding walls (10a, 11a) of the upper and lower casings (10, 11). A bottom wall of the lower casing (11) has drainage holes (14) at the bottom end of the drainage path (13).

According to one embodiment of the invention, an apparatus comprises a heat dissipation unit, such as a heat sink, that encases wireless logic in order to completely surround such logic. When adapted as a wireless network device, a casing further encases the heat dissipation unit. The casing includes a plurality of slots that are aligned with heat-radiating elements positioned around the periphery of the heat dissipation unit to allow for cooling by convection.

The portable electrical distribution enclosure is a chassis made of anodized aluminum. The chassis has a bottom panel and two side panels. The two side panels extend parallel to each other and at right angles from the bottom panel, making the chassis rectangular. The enclosure further includes high density polyethylene front and rear panels with legs extending below the bottom panel. The front and rear legs insure that the chassis is off the ground to permit air to flow under the chassis and into vents to cool the chassis during use of the portable electrical distribution enclosure. There is also a high density polyethylene top with at least one handle. The high density polyethylene can withstand high impacts or collateral damage from surrounding environment, weather, or marine applications. Additionally, it is lightweight and nonconductive.

A cabinet includes a first compartment for housing electronic equipment, such as equipment used to provide telephone service and / or voice and data networking services. The front of the equipment housed in the first compartment is accessible via at least one door. The cabinet also includes a second compartment accessible by a second door, on an opposite side of the cabinet. The second compartment is for housing a connection panel, which allows subscriber lines to be connected to provider lines and / or terminals of the electronic equipment. A partitioning wall separates the first and second compartments and includes an access port communicating the first and second compartments. When the connection panel is moved, e.g. pivoted by use of a hinge, a service technician can gain access to the rear of the electronic equipment housed in the first compartment via the access port. An access panel can be used to close the access port so that the temperature and / or humidity of the first compartment can be regulated, as compared to the conditions in the second compartment and outside of the cabinet.

An electronic component housing structural body includes a first housing body accommodating electronic components and a second housing body accommodating electronic components. Fitting plane of the first and second housing bodies include a liquid passage area and a communicating passage area. The liquid passage area includes a cooling passage in which cooling liquid flows. The communicating passage area includes a communicating passage that connects housing chambers of the first and second housing bodies. Furthermore, a single sealing member is disposed on the fitting plane to independently surround and seal the liquid passage area and the communicating passage area.

An electronic control apparatus can be reduced in size and cost by eliminating certain component parts such as a power board, etc. The apparatus includes a housing, a heat sink, semiconductor switching elements having terminals and mounted on the heat sink, a circuit board arranged in opposition to the heat sink, conductive plates connecting between the circuit board and the semiconductor switching elements, and a cover receiving the semiconductor switching elements and the circuit board in cooperation with the heat sink. The conductive plates have the press-fit terminal portions press-fitted into the through holes in the circuit board, and the individual conductive plates are arranged along a lead-out direction in which the individual terminals of the semiconductor switching elements lead out, and are bonded to the individual terminals.

A sliding module employing a semi-automatic opening / closing of the portable terminal, is disclosed. A driving force is used to open and close the sliding-type portable terminal with the resilient force of an elastic means, by converting the direction of the driving force by means of sliders formed on a sliding guide and a sliding plate, respectively. Thus, a user can conveniently manipulate the sliding-type portable terminal.

The present invention improves heat dissipation of an electrical junction box. An electrical junction box includes a housing which houses a control circuit board disposed perpendicular to a power distribution board. The control circuit board includes a control circuit constructed on one side of an insulating substrate, electrical components mounted on the control circuit, and a heat dissipating means mounted on the other side. The power distribution board includes a plurality of bus bars laminated via a plurality of insulating layers. Consequently, heat generated by the electrical components can be dissipated efficiently by the heat dissipating means, thereby improving heat dissipation of the electrical junction box.

A storage receptacle is provided that has first and second sides and a bottom made as a unitary member from a single piece of sheet metal. The receptacle also includes front and rear ends, each coupled to the two sides and providing support for the bottom.

An avionics chassis comprises a housing having opposing walls, a pair of spaced card rails with one rail mounted to each of the opposing walls where each rail has a channel to define an effective slot between the rails, a circuit card assembly comprising a PCB and a thermal plane in overlying relationship with the PCB, with the PCB defining a first primary plane, and the thermal plane defining a second primary plane and the spatial relationship between them is such that the planes are located within the slot when the circuit card assembly is mounted to the card rails and the thermal plane is conductively coupled to a rail to form a first conductive path from the thermal plane to one of the walls and the PCB is conductively coupled to a rail to form a second conductive path from the PCB to one of the walls.

A computer enclosure includes a cage (10) and a front bezel (20). The cage includes a top panel (18), a bottom panel (17), and a pair of side panels (11). The top panel, the bottom panel, and the side panels are connected with each other to define an opening (15). The front bezel has securing structures (222) at opposite sides thereof for securing the front bezel to the cage. The front bezel is secured to the cage for covering the opening. The computer enclosure with direct-mounting front bezel has simple structures and is inexpensive.

A laptop cooling pad having one or more heat-dissipating fans adjustable in position is disclosed. The laptop cooling pad is provided with a ventilation portion so that a heat-dissipating fan can be mounted on the ventilation portion through a fan support. The ventilation portion has a groove for receiving pushing nodes of the fan support so that a user can push the pushing nodes to move the heat-dissipating fan inside the laptop cooling pad and make the heat-dissipating fan close to a heat source, thereby ensuring the heat-dissipating effect of the laptop cooling pad.

In a fuse box mounted on a battery box, a lower end surface of a peripheral wall of an upper cover contacts a bottom wall of a lower cover that is locked to a case body of the fuse box or contacts a bottom wall of the case body to form a first watertight portion. A peripheral wall erect on the bottom wall of the case body is formed by spacing the peripheral wall at a pressure-reducing gap from an inner surface of the upper cover. A rib formed by outwardly bending an upper end of the peripheral wall of the case body is projected toward an inner surface of the peripheral wall of the upper cover to form a second watertight portion. The pressure-reducing gap is interposed between the first watertight portion and the second watertight portion.