9results about "Screening apparatus" patented technology

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.

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).

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 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 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 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.

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).