123results about "Screening gaskets/seals" patented technology

A radio frequency (RF) feedthrough component having an impedance greater than 20 ohms is disclosed. The feedthrough includes a ceramic body having a flexible non-ferrous conductor adhered to its outer peripheral surface and to an inner peripheral surface of an aperture through the ceramic body. A non-ferrous conductive lead is disposed through the aperture and protrudes from at least one side thereof. A non-ferrous hermetic seal is formed between a portion of the non-ferrous conductive lead disposed in the aperture and the non-ferrous conductor adhered to the surface of the aperture. The RF feedthrough can be assembled in an opening of a conductive housing to form an electromagnetically shielded package for an electrical circuit.

The vehicle-mounted domain controller structure comprises a metal frame, a heat dissipation module, a top cover assembly and a bottom cover, a first installation cavity and a second installation cavity are integrally formed in the metal frame, and the two installation cavities are physically isolated through a continuous metal partition plate; a high-speed signal board is fixedly mounted in the first mounting cavity, and a main control board is fixedly mounted in the second mounting cavity; and the plate surface of the continuous metal partition plate is respectively parallel to the mounting plane of the high-speed signal plate and the mounting plane of the main control plate. According to the vehicle-mounted domain controller structure provided by the invention, through rigid physical separation and continuous electromagnetic shielding, effective isolation of a high-speed signal circuit and a high-power main control circuit in a physical space and an electromagnetic environment is fundamentally realized, and an inter-board coupling noise path is thoroughly blocked; and the signal integrity, the electromagnetic compatibility, the thermal management efficiency and the long-term reliability of the whole system are obviously improved.

A system board includes a module board that connects to the system board with an interposer having compressible connectors. The module board can further be covered by a shield that has a metal alloy having an element to provide good electrical conductivity and an element to provide structural integrity and heat transfer. The module board can further include gaskets to interconnect the shield to a ground plane of the module board. the interposer board can further include an extra column of ground connections to reduce signaling noise between the interposer board and the system board.

There is a housing preferably for accommodating electrical components. The housing has the following: (A) at least one first housing part and at least one second housing part, which form a closed housing when assembled, (B) at least the first housing part has a circumferential edge or circumferential contour in an edge area, (C) at least one compressible element, which is at least arranged on the circumferential edge or in or on the circumferential contour, and which is arranged between the first housing part and the second housing part in the assembled state, and (D) and at least one first electrically conductive layer. The first electrically conductive layer covers the inside of the first housing part in the assembled state of the housing.

An inverter assembly may include a housing with a base and side walls, wherein one of the side walls includes an opening extending through the wall, and wherein the side walls form a periphery around an interior of the housing. An inverter assembly may include a header with a body, the body having a first end and a second end, wherein the body further includes a flange disposed between the first end and the second end, and wherein a portion of the body extends through the opening such that the flange abuts the side wall. An inverter assembly may include a bracket positioned within the interior of the housing and coupled to the housing. An inverter assembly may include a choke that is fully enclosed in a circumferential direction, wherein the choke is positioned within the bracket and against an inner surface of the bracket facing the opening.

The invention belongs to the technical field of electromagnetic radiation leakage, and particularly relates to a low-leakage handheld terminal. According to the method, efficient electromagnetic shielding is achieved in a Faraday cage structure mode through lap joint of all parts, the surface of a resistance screen is covered with an irregular metal net, and the space between the irregular metal net and a front cover is filled with an aluminum silver-plated conductive rubber plate used for cushioning and extrusion to achieve electric continuity between the irregular metal net and the front cover. The front cover, the middle frame and the rear cover are electrically continuous through opposite-penetrating screws, and copper foils are filled among contact surfaces of the middle frame, the rear cover and the front cover to enhance conductivity, so that the whole handheld terminal structure is in an electrically continuous state. The broadband electromagnetic shielding material has the beneficial effects that the electromagnetic shielding performance is remarkably improved, broadband effective protection is realized, the problem that the frequency band of a traditional electromagnetic shielding material is narrow is effectively solved, the shielding effectiveness of 40-50dB is realized in the broadband range of 30MHz to 1GHz, and the information safety level of equipment in an electromagnetic sensitive environment is remarkably improved.

The invention relates to an electronic assembly (1) comprising two carrier bodies (3, 4) for electronic components, which are to be electrically connected to one another at contact points (5). The invention provides that a compressible, elastic, electrically conductive contact element (6) is arranged at the respective contact points (5) on one carrier body (3), and a corresponding contact element (15) is arranged on the other carrier body (4). An electrically conductive, incompressible shielding frame (9) enclosing the contact points (5) is arranged between the two carrier bodies (3, 4).The two carrier bodies (3, 4) are joined together in such a form-fitting manner that the compressible elastic electrically conductive contacting elements (6) arranged on one carrier body (3) are electrically connected to the corresponding contacting elements (15) arranged on the other carrier body (4) and the shielding frame (9) is electrically connected to a ground connection (14) of the electronic assembly (1).

The purpose of the present disclosure is to provide a device in which a microwave-blocking container is provided inside a vacuum container, and which makes it possible to more easily and more definitively block microwaves. A device according to the present disclosure is equipped with a housing, a vacuum container provided inside the housing, and a microwave-blocking container which accommodates an object to be treated and is provided inside the vacuum container, and is characterized in that the microwave-blocking container has a microwave radiation part and an opening which blocks microwaves and allows a gas inside the microwave-blocking container to flow into the vacuum container.

A shielding structure and method for unshielded cables penetrating a cabin with high shielding requirements. The shielding structure includes a metal boss connected to the inside of the cabin. The cabin-penetrating cable passes through the metal boss and the cabin's cable hole, and the cabin-penetrating cable's connector plugs into the equipment inside the cabin. Aluminum film is wrapped around the cabin-penetrating cable, the connector until it overlaps the equipment casing, and the outer wall of the metal boss until it overlaps the cabin. The shielding method includes: wrapping the cabin-penetrating cable with aluminum film, with the wrapping starting and ending at the plug base and the cabin-penetrating cable insertion position, and leaving a reserve of aluminum film at both ends. After the connector is inserted into the equipment, the reserved aluminum film is completely wrapped around the connector and ensures a good overlap with the equipment casing. A metal boss is installed at the cable hole, and the cabin-penetrating cable is passed through the metal boss and out of the cabin. The reserved aluminum film is completely wrapped around the outer wall of the metal boss and ensures a good overlap with the cabin panel. This method is low-cost, simple to operate, and easy to implement, and can effectively prevent the cabin-penetrating cable from damaging the cabin shielding effectiveness.

The utility model relates to a radio frequency feed-through component, a coaxial radio frequency feed-through component and a packaging piece for a radio frequency circuit. A radio frequency (RF) feedthrough component having an impedance greater than 20 ohms is disclosed. The radio frequency feedthrough component includes a ceramic body having a flexible non-ferrous conductor adhered to an outer peripheral surface of the ceramic body and to an inner peripheral surface of a hole passing through the ceramic body. A non-ferrous conductive lead is disposed through the aperture and projects from at least one side of the aperture. A non-ferrous hermetic seal is formed between a portion of the non-ferrous conductive lead disposed in the hole and a non-ferrous conductor adhered to an inner circumferential surface of the hole. The RF feedthrough component may be assembled in the opening of the conductive housing to form an electromagnetic shielding package for the circuit.

The utility model discloses a supporting device for installing electronic equipment. The supporting device comprises a panel assembly, an electromagnetic protection assembly, a shell assembly and a support assembly. The shell assembly is arranged between the panel assembly and the electromagnetic protection assembly. The electromagnetic protection assembly is arranged between the shell assembly and the support assembly. The bracket assembly includes an extension structure. The extension structure extends toward the housing assembly and is at least partially disposed within the housing assembly.

The invention relates to a housing with a seal. The invention relates to a housing (1), preferably for accommodating electrical components, comprising: at least one first housing part (2) and at least one second housing part (4), which, when assembled, form a closed housing (1); wherein at least the first housing part (2) has a circumferential edge (8) or a circumferential contour in an edge region; at least one compressible element (6, 60), which is arranged at least on the circumferential edge (8) or in or on the circumferential contour and, in the assembled state, is arranged between the first housing part (2) and the second housing part (4), and at least one first electrically conductive layer (10), which is electrically conductive with respect to the first housing part (2) and the second housing part (4), is provided, the first conductive layer (10) covers an inner side (13) of the first housing part (2) in an assembled state of the housing (1).

In a housing (1), preferably for accommodating electrical components, with - at least one first housing part (2) and at least one second housing part (4), which form a closed housing (1) in an assembled state, - wherein at least the first housing part (2) has a peripheral edge (8) or peripheral contour in the edge region, - at least one compressible element (6, 60) which is arranged at least on the peripheral edge (8) or in or on the peripheral contour, and which, in the assembled state, is arranged between the first housing part (2) and the second housing part (4), characterized in that at least one first electrically conductive layer (10) is provided, wherein, in the assembled state of the housing (1), the first electrically conductive layer (10) covers the inner side (13) of the first housing part (2).

The invention discloses a supporting device for installing electronic equipment. The supporting device comprises a panel assembly, an electromagnetic protection assembly, a shell assembly arranged between the panel assembly and the electromagnetic protection assembly, a support assembly and a containing assembly arranged on the support assembly and used for containing the electronic equipment. The electromagnetic protection assembly is arranged between the shell assembly and the support assembly. The panel assembly includes a hole. The housing assembly includes a housing projection. The shell protruding part is arranged in the hole of the panel assembly. The hole of the panel assembly exposes the protruding part of the shell.

An audio device, such as a microphone, may include a shield adapted to shield one or more components of the audio device from electromagnetic interference (EMI). The shield may be a metallic mesh structure that allows for audio to be processed through the shield while blocking electromagnetic radiation, such as radio-frequency (RF) electromagnetic radiation from RF transmissions from one or more wireless devices. The microphone may be adapted to engage and secure the shield with one or more components of the audio device (e.g., the housing). This advantageously improves the audio quality and performance by blocking or suppressing the electromagnetic radiation and resulting EMI.

An EMI gasket assembly is disclosed that blocks gaps between a device card and a slot in a chassis that allows insertion of the device card. The EMI gasket assembly is attachable to a front plate of the device card such as an OCP 3.0 Specification compliant device card. The EMI gasket assembly includes a fabric-over-foam gasket extending the width of the front plate. The EMI gasket assembly includes a plurality of finger gaskets attachable to the front plate. The finger gaskets are positioned to hold the fabric-over-foam gasket on the front plate.

In order to provide a seal (100) for arrangement between a first object (106) and a second object (108), in particular in order to seal off a first fluid chamber (102) from a second fluid chamber (104) or multiple fluid chambers, which seal has a simple and cost-effective design, ensures a reliable electrically conductive connection and allows the first fluid chamber (102) to be sealed off from the second fluid chamber (104), according to the invention, it is proposed that the seal (100) comprises at least one carrier element (110) forming a preferably dimensionally stable main body, and at least one elastic seal element (112) arranged on the carrier element (110), wherein at least one contact element (126) is provided which protrudes from the carrier element (110) and electrically conductively contacts the first object (106) and / or the second object (108) when the seal (100) is arranged between the first and second objects (106, 108).

Disclosed are a heat dissipation device for a display and a manufacturing method therefor. The heat dissipation device for a display enables the heat generated in a central processing unit provided in a flat panel display device to be quickly discharged to the outside and enables the thickness of the heat dissipation device to be minimized, and thus the overall thickness of the display device can be slim.

An electromagnetic compatible enclosure, for example, a junction box of an electric or hybrid vehicle, having a housing having a cavity, a cover secured to the housing with a plurality of fasteners, the cover enclosing the cavity. The cover includes a metal plate and a polymer body fixed to the metal plate.

An apparatus comprising an electronic unit is provided. The electronic unit may include a housing having a cover and a base that define an opening for receiving a printed circuit board, and a plurality of electronics positioned thereon that may generate electromagnetic interference (EMI) and be susceptible to water damage. A first gasket dispensed onto the cover is configured to at least partially remove electromagnetic interference generated from the plurality of electronics and to prevent liquid from entering into the opening of the housing. A second gasket dispensed onto the base is configured to prevent liquid from penetrating into the opening of the housing. A connector support fitted between the cover and the base may include a first rib that presses into the second gasket to prevent liquid from penetrating into the housing, and a second rib that bites into the base of the housing to provide EMI contact.

The invention relates to the technical field of building wall electromagnetic shielding, and particularly discloses an electromagnetic shielding method for a building wall, which comprises the following steps of: S1, determining an axis, and releasing a middle line and a side line of the wall by taking the axis as a datum line; insulating plates are laid on the floor, a keel frame is built according to the paying-off position, and the keel frame is fixedly installed on the wall and the ceiling through insulating parts; the keel frame is electrically isolated from the building main body through the insulating plate and the insulating part; s2, opening holes used for installing a shielding door and a shielding window are formed in the keel frame, and a shielding plate is installed on the ground insulation plate and the keel frame; conductive linings are arranged at connection gaps among the keel frame, the shielding plate, the shielding door and the shielding window, and the conductive linings enable the shielding structures to form a continuous conductive shielding surface.

A shielding structure and method for assembling a shielding structure for an electronic component. The shielding structure includes a core comprising an elastic material and at least a spring part of the core comprising an arch. The structure further includes an electromagnetic interference (EMI) shielding material affixed to the core. The method for producing the shielding structure includes forming a core comprising an elastic material, wherein the core includes at least a spring part comprising one or more arches. The method further includes covering at least a part of the core in an EMI shielding material.

An electromagnetically shielded electronic assembly is disclosed in which electromagnetic shielding and filtering is provided to prevent unwanted radiofrequency energy, generated from an electric device residing within the assembly, from radiating externally. The electronic device resides within a primary shielded region and is coupled, through a filter, to an external electrical conductor that extends externally from the shielding. The filter resides within a secondary shielded region that is electromagnetically shielded from the primary shielded region, with the filter electrically contacting the electromagnetic shielding within the secondary shielding region. The electronic device is housed without being brought into electrically conductive contact with the electromagnetic shielding, such that radiofrequency signals generated by the electronic device can be directed, within a blocking frequency band of the filter, to the electromagnetic shielding, thereby reducing or preventing the internally generated radiofrequency energy, within the blocking frequency band of the filter, from radiating externally.

The invention relates to an electronic assembly (1), comprising two carrier bodies (3, 4) for electronic components, which carrier bodies are to be electrically conductively connected to one another at contact points (5). According to the invention, a compressible elastic electrically conductive contact element (6) is arranged at the respective contact points (5) on one carrier body (3) and a corresponding contact element (15) is arranged on the other carrier body (4). An electrically conductive incompressible shielding frame (9) surrounding the contact points (5) is arranged between the two carrier bodies (3, 4). The two carrier bodies (3, 4) are interlockingly joined together in such a way that the compressible elastic electrically conductive contact elements (6) arranged on one carrier body (3) are electrically conductively connected to the corresponding contact elements (15) arranged on the other carrier body (4), and the shielding frame (9) is electrically conductively connected to a ground connection (14) of the electronic assembly (1).

Disclosed is an electronic device. The electronic device includes: a shield can including a first cavity and a first opening to communicate with the first cavity; an electronic component disposed in the first cavity; a shielding sheet disposed at an upper portion of the shield can, communicating with the first cavity , and defining a second cavity, the shielding sheet including a first part contacting the shield can; a heat-dissipation member disposed on the shielding sheet to close the second cavity; and a thermal interface material (TIM) disposed between the heat-dissipation member and the electronic component. The shield can, the shielding sheet, and the heat-dissipation member are electrically connected to each other, the electronic component, the TIM, and the heat-dissipation member are thermally connected to each other, the first cavity has a first width, and the second cavity has a second width, greater than the first width.

A contact assembly (1) for arrangement between two electrical components (82). The object of the invention is to provide a contact assembly (1) which is easy to manufacture and install. The invention is achieved by producing a contact assembly (1) for arrangement between two electrical components (82), which contact assembly (1) comprises a carrier (4) and at least one contact spring unit (2), the at least one contact spring unit (2) comprising a holding section (50) and a contact spring tongue (38), wherein the contact spring tongues (38) extend from opposite sides (20) of the carrier (4) and are connected to one another via holding sections (50), and wherein the holding sections (50) clamp the carrier (4) in sections and are frictionally held on the carrier (4).

To provide a microfluidic device such as an active matrix electrowetting on dielectric (AMEWOD) device that allows a complex circuit configuration.SOLUTION: A microfluidic device of the present invention comprises: a first substrate and a second substrate; a gasket 10 spacing the first substrate from the second substrate to define a fluid chamber between the first substrate and the second substrate; and one or more ports 18, 28 for introducing a fluid sample into the fluid chamber. An inner edge face of the gasket defines a lateral boundary of the fluid chamber. A plurality of independently addressable array elements are provided on a surface of the first substrate facing the fluid chamber, and at least one circuit element is disposed on a surface of the second substrate facing the fluid chamber. The gasket is configured to provide a conductive path between the circuit element disposed on the surface of the second substrate facing the fluid chamber and an associated terminal.SELECTED DRAWING: Figure 2a

The invention belongs to the technical field of electronic board card testing, and particularly relates to an electronic board card testing case which comprises a case body, an upper pressing block and a lower pressing block, a plurality of holes are formed in the peripheries and the side faces of the upper pressing block and the lower pressing block, the case body is connected with the upper pressing block and the lower pressing block through screws or bolts, and unthreaded holes are formed in the upper pressing block and the lower pressing block. The upper pressing block and the lower pressing block penetrate through the unthreaded holes through screws or bolts to be connected with the vibration table and are locked through nuts. A vibration test tool and a shielding test tool of the electronic board card are comprehensively designed into one tool, and through structural optimization design, the performance of light weight, good heat dissipation effect, good mechanical property and good shielding effect is achieved. According to the invention, a vibration tool and a shielding test tool are combined, so that the types of tools are reduced. Moreover, in a vibration test, the device can be used in X, Y and Z directions. The electromagnetic shielding device is light in weight, convenient to operate and good in electromagnetic shielding effect.

The invention provides a ship signal monitoring module structure and a ship automation system, the ship signal monitoring module structure comprises a case, a panel assembly, a back plate and a plurality of functional modules, the structure adopts a systematic electromagnetic shielding and electrostatic discharge design, and the ship signal monitoring module structure comprises a case-level shielding system and a control system, the inner surface subjected to conductive oxidation treatment, the elastic shielding reed in contact with the mounting bracket and the independent grounding interface form a first-stage shielding and grounding path; according to the module-level shielding system, gaps between panels of all functional modules are filled with shielding materials, and the panels and the case are electrically and continuously connected through elastic shielding reeds and anti-falling screws to form second-level shielding. According to the board card level shielding system, a circuit layout and protection design including a complete ground plane, an isolation design and an electrostatic discharge strip is adopted for a PCB board card of each functional module, and third-level shielding is formed. And the case-level shielding system, the module-level shielding system and the board-card-level shielding system are connected with one another through low-impedance grounding paths to form a comprehensive protection system for cooperative work.