99results about How to "Reliable shielding" patented technology

A low-cost noise suppressive technology using a general connector, reliably grounding to a shielding sheath of shielded cable at a low impedance by simple structure. The structure comprises conductive shielding covers attached to a chassis to enclose both sides of the second connector of non-shielded type at a tip of the shielded cable connected to the first connector mounted on the chassis and are fixed in a state to mate each other. Gaskets made of elastic material are respectively attached to inside of each shielding covers and made of conductive material being in electrical contact with the shielding cover. The gaskets are elastically contacted and conducted with the shielding sheath at an exposed portion of the shielded cable when the shielding covers are attached to the chassis to enclose the second connector and are fixed in the state to mate each other.

Electric or electronic modules may be carried by an electrically shielded module carrier that includes a cover element and a base element enclosing at least one mounting region which is divided into a front section and a rear section by an intermediate wall card. Holding elements for inserted flat modules are laterally provided in each section and include guiding gratings which face each other in pairs and are integrated into an electromagnetic shield. The cover element and the base element are connected to the guiding gratings of the front section in a fixed manner and are detachably connected to the guiding gratings of the rear section.

The present invention relates to a method of manufacturing an electrode substrate that has a base substrate made of glass having a strain point of 520° C. or higher, a transparent conductive layer formed on the base substrate, a metal wiring layer, and an insulating layer made of low-melting glass that covers the metal wiring layer, the metal wiring layer and the insulating layer being provided on the transparent conductive layer, the method including at least the steps of providing paste that forms a base material of the low-melting glass so as to cover the metal wiring layer; and forming the insulating layer by sintering the paste by means of a heat treatment.

A radiation detecting apparatus includes a radiation conversion panel for detecting radiation that has passed through a subject and converting the detected radiation into radiation image information, and a casing for storing the radiation conversion panel as a roll when the subject is not being irradiated with radiation. When the subject is irradiated with radiation, the radiation conversion panel stored as a roll in the casing is unrolled and pulled out of the casing, and the radiation conversion panel is extended flatwise against the subject.

An electromagnetic interference (EMI) shielding enclosure (1) for a portable electronic device includes a first layer (10) and a second layer (12). The first layer is adjoins an underside of the second layer. The first layer includes an interface layer (101) and an inside layer (102) in which a great number of metal particles (1020) or thin metal plates are embedded. The second layer is joined with the interface layer of the first layer. Because the second layer and the interface layer are made of the same plastic material, very strong adhesion therebetween can be obtained. Moreover, the second layer is outside the first layer, the second layer protects the inside layer from impact and wear. As a result, EMI generated by the portable electronic device inside the EMI shielding enclosure reliably shielded over a long period of time. The present invention also discloses a method for making the shielding enclosure.

An item storage and tracking unit for holding a plurality of discrete items may include a housing including a plurality of receptacles positioned therein and defining a plurality of associated inner areas. A signal emitting device is associated with at least one item and configured to emit a signal. At least one movement sensor and / or at least one weight sensor may be associated with each receptacle of the plurality of receptacles. At least one signal receiving arrangement is associated with each receptacle and configured to scan at least a portion of the inner area of the associated receptacle for the signal emitted from the signal emitting device associated with the at least one item. The scan is initiated at least partly in response to a determination by the at least one movement sensor, the at least one weight sensor, and / or an antenna associated with the associated receptacle.

A shield box is composed of metal-made upper box and lower box, which are combined with each other. The shield box houses therein a plurality of shield connectors interconnecting shield wires, and thereby electromagnetically shields entirety of the shield connectors and the shield wires. On an upper surface of a lower surface plate of the lower box, clamp fittings capable of restraining the respective shield connectors in axial, axial rotation, left-and-right and up-and-down directions thereof are provided. On opposite surfaces of the upper and lower boxes, press fittings are provided to sandwich shield terminal portions from upper and lower sides and conduct the shield terminal portions to the upper and lower boxes when the upper and lower boxes are matched with each other. The shield terminal portions, which are electrically connected to shield conductors of respective shield wires and are exposed to both ends of the respective shield connectors, are grounded.

In an ignition coil having a high-voltage terminal and a spring for electrically connecting the high-voltage terminal to a spark plug, a contact segment of the spring, which is directed towards the spark plug, has an outer circumference that is reduced in comparison with an outer circumference of further segments of the spring. The spark plug has a contact region for contacting with the spring of the ignition coil, which contact region has a recess surrounded by a closed, annular wall region for receiving the contact segment of the spring of the ignition coil.

A harness outlet structure of an engine permitting a reliable shield at a harness outlet of the engine. The structure includes a wiring harness is clamped by a shield cover and an engine main body via a grommet bracket. The grommet bracket includes a groove having a width equivalent to the thickness of the shield cover disposed circumferentially between two flange portions of the grommet bracket. A harness overall for shielding the wiring harness is mounted externally on a proximal end of the grommet bracket. The harness overall is a shield outer jacket body formed from braided metal fibers. The harness overall is inserted over an outside of the proximal end of the grommet bracket until one end of the harness overall contacts the flange portion. The harness overall is then joined by a coupling ring.

The invention relates to an insulation insert that can be inserted into a plug-in connector housing (11) of a plug-in connector (10), wherein in the insulation insert (1), at least one contacting element for electrically contacting a conductor core of a cable (12) to be connected may be provided, wherein the insulation insert (1) is provided in one area with a conductive coating, wherein the coated area forms a shielding element (3) that can be electrically contacted with a shielding braid of the cable (12) to be connected and at the same time with the plug-in connector housing (11), and wherein the insulation insert (1) and the shielding element (3) are integrally formed in.

The invention relates to a semiconductor adhesive used for electric apparatuses, which contains, by weight percentage, an adhesive material 55 to 65% which contains an epoxy adhesive 79 to 81%, a curing agent 7 to 9% and a toughening agent 11 to 13%; a packing material 31 to 41% which contains graphite 58 to 62% and kaolin 38 to 42%; and a low-temperature curing agent 2 to 4%. The epoxy adhesive is heated to fluid by a 50-60-DEG C oven; the fluidic epoxy adhesive is added into a beaker and then in a constant-temperature water bath at 50-60 DEG C; the curing agent, the toughening agent and a diluting agent are sequentially added into the beaker while stirring until stirring uniformly; and the packing material is added and stirred uniformly. The invention solves the technical problems of the prior arts such as poor shielding reliability and poor safety. The invention has the advantages of simple implementation process and high production efficiency, and can be used for electrostatic shielding or for formation of semiconductor layer.

An oil level sensor for detecting an oil level is arranged in an engine oil pan. The oil level sensor includes a mounting section and a sensing section. An air hole is formed at an upper end of a cover member of the sensing section. The air hole is surrounded by a tubular portion of a shield member attached to a baffle plate of the oil pan. Therefore, any splashed engine oil in the oil pan is restricted from entering the cover member of the sensing section through the air hole. Also, a clearance (α) for venting air is formed between the tubular portion and the baffle plate.

An instrument panel is provided with: a steering column having a column cover; and an instrument panel body having an opening into which the steering column is inserted and a shield part which is disposed on an edge of the opening so as to shield a gap between the opening and the column cover, wherein the shield part protrudes from an upper edge of the opening so as to enter the column cover at a position lower than an upper portion of the column cover, and a gap between the column cover and the opening is shielded in such a manner that lower portions of side surfaces of the column cover are inserted into the opening and are disposed on the front side of the shield part in a vehicle longitudinal direction rather than a rear end thereof.

An electro-optical device includes semiconductor layers disposed between a first substrate and an electro-optical layer. The semiconductor layers are provided at positions corresponding to crossover regions of scanning lines and data lines. Island light shielding films are disposed between the second substrate and the electro-optical layer. The island light shielding films are isolated from each other and at least partially overlapping a corresponding one of the semiconductor layers in plan view.

The invention relates to an insulation insert that can be inserted into a plug-in connector housing (11) of a plug-in connector (10), wherein in the insulation insert (1), at least one contacting element for electrically contacting a conductor core of a cable (12) to be connected may be provided, wherein the insulation insert (1) is provided in one area with a conductive coating, wherein the coated area forms a shielding element (3) that can be electrically contacted with a shielding braid of the cable (12) to be connected and at the same time with the plug-in connector housing (11), and wherein the insulation insert (1) and the shielding element (3) are integrally formed in.

A method of secondarily welding one end of a shroud glass tube covering an arc tube body having a discharge emitting portion, having the other end welded primarily to one of the arc tube body ends, to the other end side of the arc tube body, while discharging air from, and introducing an inactive gas into, the tube through the opening end of the glass tube to hold a negative pressure. Heating and melting from a side is carried out. The opening end of the glass tube is connected to a piping passage component for discharging air and introducing an inactive gas through a rotatable magnetic fluid seal unit. Secondary welding is carried out with the rotation of the glass tube around an axis. The glass tube rotated with respect to secondary side heater is uniformly heated, molten and softened circumferentially, and welded along the arc tube body outer periphery.

An instrument panel is provided with: a steering column having a column cover; and an instrument panel body having an opening into which the steering column is inserted and a shield part which is disposed on an edge of the opening so as to shield a gap between the opening and the column cover, wherein the shield part protrudes from an upper edge of the opening so as to enter the column cover at a position lower than an upper portion of the column cover, and a gap between the column cover and the opening is shielded in such a manner that lower portions of side surfaces of the column cover are inserted into the opening and are disposed on the front side of the shield part in a vehicle longitudinal direction rather than a rear end thereof.

A component accommodating case for accommodating an electronic component that is connected to a wire includes a cutout portion that passes the wire therethrough, an external case that covers at least a surface where the cutout portion is disposed, and a plate member that covers the cutout portion and that is mounted to the external case.

A shielded case includes a plurality of walls. At least one of the walls is formed by at least first and second separate sections which abut one another along an interface. A depression is formed in at least one of the first and second sections so as to cause at least one of said sections to expand toward the other of section thereby pressure-welding said first and second sections to one another along at least part of said interface.

A universal motor (2) includes at least two carbon brushes (36) contacting the commutator (14), a ventilation device (12) for producing a cooling flow (K), and a dust protection arrangement for preventing penetration of material particles (M) into the commutation region (34) and including at least one guide member (26) that provides for delivering of the material particles (M) in the cooling flow (K), with the at least one guide member (26) having a smooth concave guide surface (28) located between the two carbon brushes (36) and extending adjacent to an outer surface (30) of the commutator (14) and toward a suction opening (22) connected with the cooling flow path (24).

A semiconductor layer of a TFT is continuously formed from an inside of an open hole portion overlapping with an intersection up to an outside of the open hole portion and includes a first source / drain area electrically connected to a surface portion of the data line exposed to a bottom surface of the open hole portion, a channel area disposed on a side wall of the open hole portion, and a second source / drain area formed outside the open hole portion and electrically connected to the pixel electrode. The gate electrode of the TFT is formed inside the open hole portion so as to overlap with at least the channel area and is electrically connected to a scanning line.

The invention discloses a measuring instrument for the flow resistance of a porous sound absorption material, which comprises a specimen tube, wherein one end of the specimen tube is of a closed structure, the other end of the specimen tube is of an open structure, and the tube wall, which is close to the closed end, of the specimen tube is at least provided with a differential pressure measuring joint and an air inlet joint. The measuring instrument is characterized in that a grid plate is supported in the radial direction at the inner wall of the middle part of the specimen tube, the outer surface of the grid plate is used for placing a specimen material, the specimen material is mainly limited in the axial direction by an annular sealing assembly which his arranged in the specimen tube and located at the outer side of the grid plate, the annular sealing assembly is provided with an air flow channel, and the annular sealing assembly is closely matched with the inner wall of the specimen tube. The measuring instrument is conducive to improving and ensuring the accuracy and the reliability of flow resistance measurement of the porous sound absorption material effectively and reliably, and is high in practicability.

Electric or electronic modules may be carried by an electrically shielded module carrier that includes a cover element and a base element enclosing at least one mounting region which is divided into a front section and a rear section by an intermediate wall card. Holding elements for inserted flat modules are laterally provided in each section and include guiding gratings which face each other in pairs and are integrated into an electromagnetic shield. The cover element and the base element are connected to the guiding gratings of the front section in a fixed manner and are detachably connected to the guiding gratings of the rear section.

A shielded case includes a plurality of walls. At least one of the walls is formed by at least first and second separate sections which abut one another along an interface. A depression is formed in at least one of the first and second sections so as to cause at least one of said sections to expand toward the other of section thereby pressure-welding said first and second sections to one another along at least part of said interface.

A harness outlet structure of an engine permitting a reliable shield at a harness outlet of the engine. The structure includes a wiring harness is clamped by a shield cover and an engine main body via a grommet bracket. The grommet bracket includes a groove having a width equivalent to the thickness of the shield cover disposed circumferentially between two flange portions of the grommet bracket. A harness overall for shielding the wiring harness is mounted externally on a proximal end of the grommet bracket. The harness overall is a shield outer jacket body formed from braided metal fibers. The harness overall is inserted over an outside of the proximal end of the grommet bracket until one end of the harness overall contacts the flange portion. The harness overall is then joined by a coupling ring.

The invention provides a differential relay protection communication device based on 5G communication, a system and a method. The device comprises an electrical information acquisition module, a 5G communication module and a trip logic processing module, wherein the electrical information acquisition module is used for acquiring operation information of electrical equipment in real time; the 5G communication module is used for receiving the operation information of the electrical equipment that is collected by the electrical information acquisition module and realizing the operation information intercommunication between different electrical equipment; and the trip logic processing module is used for receiving the operation information of the electrical equipment that is transmitted by the5G communication module, judging the operation state of the power grid, and making a normal operation or switch trip command. According to the communication device, the system and the method, no conventional propagation medium is required, the cost of the device is greatly reduced, and the transmission rate is greatly improved, thus realizing real multi-node cooperative transmission and fault judgment and improving the reliability and stability of communication.

A pluggable optical transceiver with the CFP type and the MT ferrule is disclosed. The optical transceiver provides in a rear of the optical receptacle a mechanism to push frontward the MT ferrule set in the optical receptacle and to shield the inside of the optical transceiver. Inner fibers connecting the MT ferrule with another MT ferrule assembled with optical devices pass the mechanism, which may be a metal plate with the elastic function and / or a coil spring combined with a holder to hold the MT ferrule.

A projector includes: a light source; a polarization conversion element array having an entrance surface on which an effective entrance area and an ineffective entrance area are disposed to form stripes; a modulation device adapted to modulate a linearly polarized light beam emitted from the polarization conversion element array in accordance with an image signal; a projection device adapted to project the modulated light beam; a first light shielding section, a part of the entrance surface being provided with the first light shielding section adapted to shield a part of the incident light beam to the effective entrance area; and a first opening section, the first opening section being another area of the entrance surface than the part provided with the first light shielding section, at least a part of the first opening section reaches an end of the entrance surface.