27results about "Screening apparatus" patented technology

The present invention aims to provide an electromagnetic wave-absorbing composition comprising a thermoplastic resin or a thermoplastic elastomer, exhibiting electromagnetic wave absorption performance, and suppressing an increase in fluidity when heated. The composition of the present invention comprises a component (A) that is at least one selected from a thermoplastic resin and a thermoplastic elastomer and a component (B) that is a Fe-Cr-Si-based soft-magnetic metal powder at a mass ratio (component (A) / component (B)) in a range of 5 / 95 to 80 / 20, further comprises a component (C) that is at least one selected from a phosphite-based compound and a phosphate-based compound in an amount of 0.02 to 1.4 parts by mass relative to 100 parts by mass in total of the component (A) and the component (B), and has an electromagnetic wave absorption energy P at 79 GHz of 5 kW / m3 or more.

The present disclosure relates to reducing migration of materials from thermal management and / or electromagnetic interference (EMI) mitigation materials (e.g., thermal interface materials (TIMs), EMI absorbers, thermally conductive EMI absorbers, conductive elastomers (ECEs), conductive composites, combinations thereof, etc.) and other polymer-inorganic composites for other purposes. In an exemplary embodiment, a method includes adding halloysite and / or hollow nano-tubular inorganic structures and / or tubular inorganic nanomaterials to the composite in an amount sufficient to reduce migration of the material from the composite. Also disclosed are exemplary embodiments of the composite comprising halloysite and / or hollow nanotube inorganic structures and / or tubular inorganic nanomaterials in an amount sufficient to reduce migration of the material from the composite.

The electromagnetic shielding resin composition includes: 5 to 40 parts by weight of a carbon-based filler, 10 to 30 parts by weight of a non-halogenated flame retardant, and 0.1 to 5 parts by weight of an anti-blooming agent based on 100 parts by weight of a polyamide resin.

An enclosure for shielding electromagnetic interference (EMI). The enclosure includes an EMI shielding housing having a plurality of walls and at least one open end, wherein the walls define an internal cavity and wherein an inner surface of at least one wall includes an electrically conductive edge section located at the open end. The enclosure also includes an end cap that is removably attached to the open end, an electrically conductive foil element having a wiper contact and a resilient and electrically conductive EMI gasket located between the end cap and the foil element. The wiper contact and EMI gasket are folded such that the wiper contact is located between the EMI gasket and the edge section wherein the wiper contact makes electrical contact with the edge section and the EMI gasket is biased to push the wiper contact toward the edge section to maintain electrical contact.

To provide a sensor device that can reduce influences of noise.SOLUTION: A state monitoring sensor 1 includes a sensor part 10 and a cable part 40. The sensor part 10 includes: a thermoelectric element provided on substrates 11 and 12; a first wiring layer 21 provided on one surface of the substrates 11 and 12; and a second wiring layer 22 provided on the other surface of the substrates 11 and 12, and is sealed in an elastic part. The cable part 40 includes signal lines 41 and 42 and a shielding wire 45. At least one of the first wiring layer 21 and the second wiring layer 22 is provided with sensor terminals 211 and 221 connected to the signal line 41 and a ground terminal 213 connected to the shielding wire 45. The ground terminal 213 is connected via a connection part 214 to a cover part 215 that covers an element formation region in which the thermoelectric element is provided.SELECTED DRAWING: Figure 1

Electronic component (1) with a component housing (2) and an integrated circuit (5) with sensor function, which is accommodated in an electronics housing (4) made of plastic, wherein the component housing (2) has a recess (3) in the region of the integrated circuit (5) with sensor function, so that the integrated circuit (5) can perform its function as a sensor through the recess (3), wherein the component housing (2) rests against the edge of the recess (3) on the electronics housing (4) and is sealingly connected to the electronics housing (4) by an adhesive connection, and wherein the component housing (2) has a first vertical section (9) at the edge (7) of the recess (3) which extends along the side of the electronics housing (4) and a second horizontal section (10) which projects beyond the electronics housing (4), characterized by that a projection (11) is formed in the component housing (2) at the edge (7) of the recess (3), the distance (13) between the projection (11) and the electronics housing (4) being smaller than the distance between the remaining component housing (2) and the electronics housing (4), and that the projection (11) is arranged between the first vertical section (9) and the second horizontal section (10).

The invention discloses an atrial fibrillation detector capable of preventing a wire from falling off, which comprises an atrial fibrillation detector body, a liquid crystal display screen, a detector carrying handle, a liquid storage box, a cooling liquid and a micro water pump, and is characterized in that the liquid crystal display screen is embedded in the surface of the atrial fibrillation detector body; a detector carrying handle is fixedly installed in the middle of the top end of the atrial fibrillation detector body, a shockproof base is arranged at the bottom end of the atrial fibrillation detector body, and a groove is formed in the bottom end of the atrial fibrillation detector body. According to the atrial fibrillation detector capable of preventing the electric wires from falling off, an anti-falling structure is arranged, a plurality of data electric wires are inserted into a wire insertion opening in the atrial fibrillation detector, a user pushes a clamping piece, and the data electric wires can be clamped through arc-shaped clamping grooves in the clamping piece, so that the anti-falling effect is achieved; the phenomenon that the data wire falls off due to the fact that the atrial fibrillation detector is vibrated, and the detection result is affected is prevented.

The utility model relates to the field of oxygen generators, and discloses a split type oxygen generator optimizing device which comprises two base plates which are symmetrically distributed front and back, the bottoms of the two base plates are fixedly connected with a plurality of supporting legs, the tops of the two base plates are fixedly connected with the bottom of an oxygen generator external unit through fasteners, and the supporting legs are fixedly connected with the bottom of the oxygen generator external unit through fasteners. The back sides of the two base plates are fixedly connected with a plurality of supporting frames which are symmetrically distributed front and back, the tops of the front and back supporting frames are fixedly connected with the bottoms of two sliding plates correspondingly, sliding grooves are formed in the two sliding plates correspondingly, and the interiors of the two sliding grooves are slidably connected with a shielding frame; sound insulation cotton is arranged in the shielding frame, and two limiting frames are fixedly connected between the two sliding plates. The split type oxygen generator optimizing device has the advantages that the split type oxygen generator outdoor unit can be shielded, so that dust shielding and noise weakening can be carried out on the split type oxygen generator outdoor unit.

A cover for magnetizing a shaft of a tissue-penetrating medical device is disclosed including a sleeve member having a hollow body to form a protective closure over the shaft of the tissue-penetrating medical device. The proximal end of the hollow body provides a receiving space for receiving the shaft of the tissue-penetrating medical device. One or more magnet is disposed on the sleeve member. A magnetic shield composed of one or more shielding materials associated with the cover that minimizes any effects to the clinical environment from magnetic fields generated within the cover. Medical devices and methods of magnetizing the shaft of a tissue-penetrating medical device using the cover are also disclosed.

The invention relates to a magnetic shield (10) for receiving and shielding a device (12) to be protected, comprising at least one shielding shell (16) for forming a protective cavity (20), wherein the shield (10) comprises at least one demagnetizing coil (24) made of an electrical conductor (26), wherein the demagnetizing coil (24) surrounds the shielding shell (16), and wherein the electrical conductor (26) is formed on the shielding shell (16). The invention also relates to a manufacturing process (58).

Methods and systems for protecting a quantum state of a client quantum system of a broker-client system are disclosed. The client-broker system comprises the client quantum system and a broker quantum system coupled by a hyperfine interaction. The method comprises suppressing the hyperfine interaction by applying an electromagnetic dressing field to the client-broker system in the presence of a first magnetic field. The electromagnetic dressing field comprises a second magnetic field that oscillates in a direction perpendicular to the first magnetic field. While the hyperfine interaction is suppressed, a quantum state of the broker quantum system may be altered by steps including optically exciting the broker quantum system. The method may be applied to reduce decoherence of the quantum state of the client quantum system while resetting a quantum state of the broker quantum system.

The invention relates to a method for ensuring the electrical shielding of a device housing (10) during processing, which device housing (10) has a hollow profile (12) closed at the front with a housing cover (14), both of which are electrically conductive, which housing cover (14) has an annular extension (16) which surrounds a reduced-thickness section (18) at the end of the hollow profile (12), wherein the height (h) of the annular extension (16) is smaller than the height (H) of the reduced-thickness section (18), so that the end face of the reduced-thickness section (18) contacts the inside of the cover and a distance (a) remains between the free end of the annular extension (16) and a shoulder (20) at the beginning of the reduced-thickness section (18), wherein a processing cover (30) which also has an annular extension (32) is used for processing the device housing (10), the height (h2) of the annular extension (32) of the processing cover (30) being selected to be greater than the height (H) of the reduced-thickness section (18), so that during painting it rests against the shoulder (20) at the beginning of the reduced-thickness section (18) of the hollow profile (12).

The present invention relates to a high-frequency shielding device for a dedicated magnetic resonance imaging (MRI) device (10), in particular for a dedicated MRI head scanner (10), comprising: modular high-frequency shielding elements (72) configured to be interconnected and, in the interconnected state, to form a space for arranging the dedicated MRI device (10); and / or at least one high-frequency shield (140) configured to be arranged on one side on a patient (15) and / or on a movable patient seat (31) and on another side on the dedicated MRI device (10); and / or at least one high-frequency antenna (200) configured to cancel out a high-frequency signal from the dedicated MRI device (10) by destructive interference.

The present invention aims to provide an electromagnetic wave-absorbing composition comprising a thermoplastic resin or a thermoplastic elastomer, exhibiting electromagnetic wave absorption performance, and suppressing an increase in fluidity when heated. The composition of the present invention comprises a component (A) that is at least one selected from a thermoplastic resin and a thermoplastic elastomer and a component (B) that is a Fe—Cr—Si-based soft-magnetic metal powder at a mass ratio (component (A) / component (B)) in a range of 5 / 95 to 80 / 20, further comprises a component (C) that is at least one selected from a phosphite-based compound and a phosphate-based compound in an amount of 0.02 to 1.4 parts by mass relative to 100 parts by mass in total of the component (A) and the component (B), and has an electromagnetic wave absorption energy P at 79 GHz of 5 kW / m3 or more.

The utility model relates to the technical field of engineering cost measurement, and particularly discloses a level gauge for measuring construction engineering cost, which comprises a bearing mechanism and a protection mechanism, the bearing mechanism comprises a base and a steering seat arranged on the lower surface of the base, a telescopic component is hinged on the steering seat, and one end of the telescopic component is provided with a movable shaft; the protection mechanism comprises a mounting seat arranged on the upper surface of the base; according to the device, the base with the mounting seat is arranged, the leveling instrument body for surveying and mapping is arranged on the mounting seat, the pitching angle of the leveling instrument body can be controlled through the adjusting shaft, and the side plate on the adjusting shaft can drive the top plate to rotate along with the adjusting shaft while the angle is adjusted, so that external light cannot influence surveying and mapping operation; and the top plate can slide on the side plates through the sliding rail plates, so that the extension depth of the top plate can be adjusted, light rays from different directions can be blocked by matching with the rotatable overturning plates on the two sides, and the blocking effect on external light rays is improved.

The present disclosure relates to reducing material migration from other polymer-inorganic composites used in thermal management and / or electromagnetic interference (EMI) mitigation materials (e.g., thermal interface materials (TIMs), EMI absorbers, thermally conductive EMI absorbers, electrically conductive elastomers (ECEs), electrically conductive composites, combinations thereof, etc.) and other purposes. In exemplary embodiments, the method includes adding halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials to the composite in an amount sufficient to reduce material migration from the composite. Also disclosed are exemplary embodiments of composites including halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials in an amount sufficient to reduce material migration from the composite.

The utility model relates to the technical field of medical equipment, in particular to a treatment machine with a toppling protection function, which comprises a main machine, a base for providing stable supporting force is mounted at the bottom of the main machine, and corner protection parts for collision protection are mounted at corners of four side edges of the outer side of the main machine. The corner protection piece is provided with an expansion part capable of being inflated, and the outer wall of the corner protection piece is provided with a toppling sensing part capable of sensing the gravity change when the host topples and controlling the inflation of the expansion part. According to the treatment machine with the toppling protection function, through the synergistic effect of the stably-supported base, the adjustable extension rod, the anti-skid supporting rod and the suction cup, the weight of the main machine is effectively dispersed, the supporting area is enlarged, the anti-skid capacity is enhanced, the stability of the machine under various placement conditions is greatly improved, and the toppling risk is reduced. The gravity signal change of the host can be accurately captured in real time through the toppling sensing part, the toppling condition is rapidly judged, and a protection mechanism is started.

The invention relates to an electro-optical system (1) comprising an electrical system part (2) and an optical system part (3). These system parts (2, 3) are arranged relative to one another such that light (9) can pass from the electrical system part (2) into the optical system part (3) through a coupling region (6). The system (1) also comprises at least one shielding element (7) surrounding the coupling region (6) for electromagnetic shielding, which forms an electrically conductive connection between the two system parts (2, 3). The shielding element (7) is arranged between the two system parts (2, 3) for mechanical decoupling from one another and is designed to be flexibly deformable. The invention further relates to a laser system comprising such an electro-optical system (1).

The invention relates to a shielding device (10) for the positionally accurate reception of a gas cell of an atomic gyrometer, comprising a support frame (12) with a first support plate (14) and a second support plate (16), a shielding body (22) designed to receive the gas cell, and two compensating rings (24) designed to arrange the shielding body (22) on the support frame (12); wherein the shielding body (22) comprises a soft-magnetic nickel-iron alloy for magnetically shielding the gas cell and is arranged between the support plates (14, 16) of the support frame (12); wherein the compensating rings (24) each have a holding ring (26) for arrangement on the shielding body (22) and a fastening ring (28) for fastening the holding ring (26) to one of the support plates (14, 16) of the support frame (12). wherein the compensating rings (24) are designed to reduce mechanical vibrations and thermal stresses of the shielding body (22). The invention also relates to an atomic gyroscope and a manufacturing method (70).

The present disclosure relates to decreasing migration of materials from thermal management and / or electromagnetic interference (EMI) mitigation materials (e.g., thermal interface materials (TIMs), EMI absorbers, thermally-conductive EMI absorbers, electrically-conductive elastomers (ECEs), electrically-conductive composites, combinations thereof, etc.) and other polymer-inorganic composites used for other purposes. In exemplary embodiments, a method includes adding halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials to a composite in an amount sufficient for decreasing migration of materials from the composite. Also disclosed are exemplary embodiments of composites that include halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials in an amount sufficient for decreasing migration of materials from the composite.

The utility model discloses a multifunctional protective cover which comprises a protective top plate. Two parallel sliding rails are fixedly arranged on the bottom face of the protective top plate, and adjusting bolts are slidably connected into the sliding rails. Support assemblies are symmetrically arranged at the two ends of the lower portion of the protection top plate, and the supporting angles of the support assemblies are adjustable; an adjusting assembly is arranged on the support assembly and used for adjusting the supporting angle of the support assembly. The top of the support assembly is fixedly connected with the two sliding rails through adjusting bolts. The protective cover is convenient to install, good in protective effect, capable of being adjusted according to the size of equipment and good in adaptability.

The present disclosure relates to decreasing migration of materials from thermal management and / or electromagnetic interference (EMI) mitigation materials (e.g., thermal interface materials (TIMs), EMI absorbers, thermally-conductive EMI absorbers, electrically-conductive elastomers (ECEs), electrically-conductive composites, combinations thereof, etc.) and other polymer-inorganic composites used for other purposes. In exemplary embodiments, a method includes adding halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials to a composite in an amount sufficient for decreasing migration of materials from the composite. Also disclosed are exemplary embodiments of composites that include halloysite and / or hollow nanotubular inorganic structures and / or tubular inorganic nanomaterials in an amount sufficient for decreasing migration of materials from the composite.

The present invention addresses the problem of providing an electromagnetic wave-absorbing composition which contains a thermoplastic resin or a thermoplastic elastomer, has electromagnetic wave-absorbing properties, and is capable of suppressing an increase in fluidity during heating. This electromagnetic wave-absorbing composition is characterized by containing at least one component (A) selected from the group consisting of thermoplastic resins and thermoplastic elastomers and a component (B), which is an Fe-Cr-Si-based soft magnetic metal powder, in a mass ratio (component (A) / component (B)) of 5 / 95 to 80 / 20, and by further containing an amount of at least one component (A), which is at least one component (B), per 100 parts by mass of the total of the component (A) and the component (B), with respect to 100 parts by mass of the total of the component (A) and the component (B). At least one component (C) selected from among phosphite ester compounds and phosphate ester compounds is contained in an amount of 0.02-1.4 parts by mass, and the electromagnetic wave absorption energy P at 79 GHz is 5 kw / m3 or more.

The electromagnetic shielding resin composition includes: 5 to 40 parts by weight of a carbon-based filer, 10 to 30 parts by weight of a non-halogenated flame retardant, and 0.1 to 5 parts by weight of an anti-blooming agent based on 100 parts by weight of a polyamide resin.

The invention relates to an arrangement for compensating an initial magnetic field in a vehicle having at least one seat, wherein the at least one seat has at least one electrically conductive, metallic seat structure (1), wherein a voltage source, in particular a battery (3), is arranged to provide a current through the metallic seat structure (1) to generate a counter field for superimposing the initial magnetic field, wherein at least one control unit (5.1, 5.2, 5.3) is arranged and configured to control and / or regulate the current as a function of a strength and / or location of the initial magnetic field in order to at least partially cancel out the initial magnetic field.

An anti-falling glucometer shell is characterized in that the anti-falling glucometer shell comprises a protective shell, fixing assemblies, a first buffer pad and a test paper storage assembly, the first buffer pad is fixed to the groove bottom of a mounting groove formed in the protective shell, and the two fixing assemblies are installed on the groove walls of the two sides in the mounting groove of the protective shell correspondingly; a mounting groove is formed in the protective shell, a glucometer body is mounted in the mounting groove of the protective shell through a fixing assembly, a detection opening formed in the glucometer body corresponds to a through hole formed in the protective shell in position, a dustproof plug is mounted at the through hole of the protective shell, and a test paper storage assembly is arranged on one side of the protective shell. The glucometer body is mounted in the telescopic clamping plates arranged on the two sides in the mounting groove of the protective shell, and the telescopic clamping plates on the two sides clamp and limit the glucometer body through the compression springs, so that the glucometer body and the anti-falling assembly are detachably mounted, and the requirement that the protective shell can be replaced after being damaged due to use is met.

The invention relates to a shielding device (1) for shielding a magnetic field sensor (3) with a tube (4) in which the magnetic field sensor (3) can be arranged, wherein the tube (4) has a first tube opening (5) at one of its two tube ends (7), the widest diameter of which is no more than 15 cm, so that the tube (4) with the first tube opening (5) can be positioned on a human thorax and comprises a material with a magnetic permeability µR of more than 1, in particular more than 10. The invention also relates to a sensor device (2) with such a shielding device (1).