30 results about "Contact isolation" patented technology

The present invention provides a castle-like shaped protect or a periphery protect or a DC chop mask for forming staggered data line patterns in semiconductor devices so as to shift the adjacent data lines from one another so as to print contacts with larger areas at one end of each data line.

The invention discloses a knife-gate type three-position switch shielded solid insulated ring network cabinet, which includes a cabinet busbar, a cabinet body, a switch unit, a cable outlet and a current transformer, and the switch unit and the current transformer are installed on the cabinet. The switch unit includes a circuit breaker and a three-position switch. The circuit breaker includes an incoming cone conductor, a soft connection, a circuit breaker insulation pull rod, a vacuum interrupter, a conductor at the static end of the interrupter, and a circuit breaker mechanism. The position switch includes isolating static contacts, knife switch components, isolating contact seats, outlet cone conductors, three-position insulating pull rods, connecting rods, grounding contacts and isolation-grounding mechanisms, the inlet cone conductors, vacuum arc extinguishing The static end conductors of the chamber, the arc extinguishing chamber, and the outlet cone conductors are all poured into the shielded solid-sealed pole. In the invention, the knife switch assembly is integrated into the shielded solid-sealed pole, which reduces the problem of insufficient assembly due to small space, has high product reliability, and improves production efficiency.

A method for fabricating semiconductor device includes the steps of: forming a first bit line structure on a substrate; forming a first spacer adjacent to the first bit line structure; forming an interlayer dielectric (ILD) layer adjacent to the first spacer; removing part of the ILD layer and part of the first spacer to expose a sidewall of the first bit line structure; and forming a first storage node contact isolation structure adjacent to the first bit line structure, wherein the first storage node contact isolation structure contacts the first bit line structure and the first spacer directly.

One illustrative method disclosed herein includes forming a plurality of transistors on a semiconductor substrate, wherein each of the transistors comprise source/drain epitaxial semiconductor material in the source/drain regions, a contact etch stop layer (CESL) positioned above the source/drain epitaxial semiconductor material and an insulating material positioned above the contact etch stop layer, and forming a plurality of contact isolation cavities by performing at least one etching process sequence, wherein the etching process sequence is adapted to sequentially remove the insulating material, the CESL and the source/drain epitaxial semiconductor material, and forming a contact isolation structure in each of the contact isolation cavities. In this example, the method also includes, after forming the contact isolation structures, removing the sacrificial gate structures so as to form a plurality of replacement gate cavities, and forming a final gate structure in each of the plurality of replacement gate cavities.

The invention relates to the technical field of power system control equipment, and in particular relates to a mid-mounted switch cabinet static contact isolation bezel locking device which comprises a connection piece. One end of the connection piece is fixedly connected with a half-moon plate. A first locking point and a second locking point are arranged on the other end of the connection piece. The first locking point is located above the second locking point. The device further comprises a base. The half-moon plate is movably connected with the base through a pin. The half-moon plate can rotate by taking the pin as the axis. A first locking shaft pin is arranged on the first locking point. A second locking shaft pin is arranged on the second locking point. The half-moon plate is connected with one end, which is away from the pin, of the base through an extension spring. According to the invention, the problem of electric shock, which is caused by the fact that an isolation bezel is easily opened when a user detects or maintains a mid-mounted switch cabinet and carries out improper operation in the prior art, is solved.

A modular electrical connector assembly and method of assembly. The modular electrical connector assembly includes a first housing, a second housing and a third housing. The first housing has first electrical contacts inserted therein. The first housing has first contact isolation walls positioned between adjacent first electrical contacts. The second housing has second electrical contacts inserted therein. The second housing has second contact isolation walls positioned between adjacent second electrical contacts. The third housing has a first opening for positioning the first housing therein and a second opening for positioning the second housing therein. The third housing has third contact isolation walls. Respective first contact isolation walls, second contact isolation walls and third contact isolation walls align to provide separation between adjacent first electrical contacts and separation between adjacent second electrical contacts.

The invention relates to a safety alarm method of a high voltage switch maintenance state. In the method, when a trolley type switch is maintained and is in a maintenance state after a high voltage switchgear is pulled out, an infrared emitter and an infrared receiver of an infrared detector of four indoor strong ceiling type wireless infrared wires are respectively installed on two side walls in the high voltage switchgear, and the installation positions of the infrared emitter and the infrared receiver are arranged out of a safety distance relative to a static contact isolation baffle in the high voltage switchgear; a loudspeaker with high decibel is installed at the end of the infrared receiver, a voice alarm 'Danger, be careful!' is input in the loudspeaker, and equipment is convenient to install and disassemble. When a human body enters a warning region by mistake, a voice alarming circuit supplies an alarm voice with high decibel, thereby efficiently avoiding personal accident hidden dangers, enhancing the safety consciousness of maintenance personnel, precontrolling before an accident, eliminating the personal accident hidden dangers and ensuring safe and stable running of a power grid.

Disclosed is a method for fabricating a plurality of storage node contacts in a semiconductor device capable of minimizing an influence of a slurry residue and planarizing cruspidal patterns caused during a storage node contact isolation process. In accordance with the present invention, a chemical mechanical polishing (CMP) process that is the last process of the storage node contact isolation process is performed by using the slurry without the selectivity or the reverse selectivity, thereby removing the plurality of cruspidal patterns at every interface of the plurality of bit line patterns BL and the plurality of storage node contacts.

The present disclosure provides a method of fabricating an integrated circuit in accordance with some embodiments. The method includes forming a source and a drain on a fin active region of a semiconductor substrate; depositing an interlayer dielectric (ILD) layer on the source and drain; patterning the ILD layer to form a first contact hole and a second contact hole aligning with the source and drain, respectively; forming a dielectric material layer in the first contact hole; and forming a first conductive feature and a second conductive feature in the first and second contact holes, respectively.

The invention provides a medical bipolar surgical electrode and a manufacturing method thereof. An electrode knife head is provided with contact isolation insulation columns; a knife tip of the electrode is provided with an excitation contact made of metal guide wires; the surface of an electrode knife bar is insulated; a metal tube is arranged in the electrode knife bar; the bare part of the metal tube, which is exposed at the working end of the knife head and is insulated in surface, serves as a backflow contact; and the electrode is provided with a priming system which consists of a water injection catheter, an electrode inner water filling pipe and an electrode tip water filling nozzle, or is provided with a drainage system which consists of an electrode tip suction opening, an electrode inner drainage tube and a drainage catheter, or is provided with both the priming system and the drainage system. Physiological saline can be guided to a to-be-treated part from a saline bag (bottle), or tissue fragments and the saline are guided to a waste liquid bottle of a vacuum extractor from the to-be-treated part. The surgical electrode has multiple functions of tissue dissecting, tissue drying, tissue ablation, blood coagulation and saline infusion or/and the functions of the vacuum extractor, and is especially suitable for open and microendoscopic complicated surgical procedures.

The embodiment of the invention provides a 35kv switch cabinet isolation baffle electric blocking device. The device mainly comprises: a body, a closed locking piece, a closed locking hole, an electromagnetic lock, a resetting spring II, an interlocking piece, a line contact isolation baffle, a bus contact isolation baffle, an interlocking pillar, a shaft, a resetting spring I, a lock plunger, a handcart auxiliary switch normally closed contact and an electrified display control relay normally closed contact; the closed locking piece is arranged in the resetting spring I and installed in the body, the closed locking hole and the closed locking piece are integrated, and the lock plunger is inserted into the closed locking hole for closing the lock; the electromagnetic lock and the body are installed on the switch cabinet; the electromagnetic lock is electrified only when the handcart auxiliary switch normally closed contact or the electrified display control relay normally closed contact is closed; and when the electromagnetic lock is out of power, the lock plunger cannot be separated from the closed locking hole, and the interlocking piece and the interlocking piece pillar cannot trip. Compared to the prior art, the 35kv switch cabinet isolation baffle electric blocking device is simple in structure, easy to operate and reliable in production performance, and can prevent workers from opening the isolation baffle of the switch cabinet without permission so as to reject the recapitulation of human electric shock accidents, ensure power transformation safety operation and personal safety and reach the requirement of safe and reliable power supply.

The invention discloses a blood pressure watch. The blood pressure watch comprises a watch body; one end of the air bag is connected with the watch body, and the air bag is communicated with an air path in the watch body; the air bag is provided with a first surface facing the wrist to be tested, and the first surface is provided with a contact isolation layer for ventilation; in the wearing state, the contact isolation layer is located between the first surface of the air bag and the to-be-tested wrist. The first surface of the air bag is provided with the contact isolation layer used for ventilation, the contact isolation layer is located between the first surface of the air bag and the wrist to be tested in the wearing state, the contact isolation layer can play a role in ventilation, the problem of ventilation of the blood pressure watch worn for a long time is solved, and the wearing comfort is improved; meanwhile, the contact isolation layer is only arranged on the first surface of the air bag, the contact isolation layer does not affect contraction and expansion of the air bag, and then the measurement accuracy of the blood pressure watch can be guaranteed.

The invention discloses a high-capacity relay with an auxiliary contact isolation mechanism, and belongs to the technical field of relays. Thehigh-capacity relay with an auxiliary contact isolation mechanismcomprises a shell, a push rod and an insulating plate, wherein the interior of the shell is divided into an upper containing cavity and a lower containing cavity through an isolation plate, a main contact is located in the upper containing cavity, an auxiliary contact is arranged in the lower containing cavity, the shell on the peripheral side of the lower containing cavity is provided with a detachable pull-out carrier plate, the upper end and the lower end of the pull-out carrier plate are fixedly provided with symmetrically-arranged installation guide plates, the installation guide plates are horizontally arranged, the auxiliary contact comprises an auxiliary movable contact and an auxiliary static contact, the auxiliary static contact is fixedly connected with the installation guide plate or the pull-out carrier plate, and the auxiliary movable contact is in transmission connection with the insulating plate. According to the invention, the main contact and the auxiliary contact can be effectively isolated, the requirements of the relay on the normally-open auxiliary contact and the normally-closed auxiliary contact can be met, the requirement of arranging a plurality of groups of auxiliary contacts can be met, the structure is simple, the relay is convenient to produce and assemble, and the isolation effect between the main contact and the auxiliary contact is relatively good.

The invention relates to the technical field of medical instruments, and particularly relates to a thermometer non-contact isolation observation box which comprises a base and a box cover. The front side surface of the base is an inclined surface inclining forwards from top to bottom, and a placing groove used for placing a thermometer is formed in the front side surface of the base. The placing groove is a transverse straight groove, a clamp for clamping an end part of the thermometer is arranged in the placing groove, a left-right through shaft hole is formed in one end of the placing groove, a rotatable rotating shaft is inserted into the shaft hole, one end of the rotating shaft extends out of the base, the other end of the rotating shaft extends into the placing groove, and the clampis fixed on the rotating shaft; and a box cover is a cover body capable of covering the front side surface of the base in a sealing mode, the box cover is composed of a main cover plate and two side cover plates, the main cover plate is a convex lens, and the two side cover plates are fixed to the left side and the right side of the main cover plate respectively. The observation box provided in the invention is used for placing a thermometer of an isolated person during medical isolation.

The invention provides a semiconductor memory structure and a manufacturing method of a bit line contact part of the semiconductor memory structure. The manufacturing method is characterized in that abit line contact isolation part is firstly manufactured before a bit line contact material is deposited, so the bit line contact part is isolated by the bit line contact isolation part in the deposition stage, and the situation of bit line short circuit cannot be caused even if incomplete etching occurs in the subsequent etching process. The manufacturing method is advantaged in that the situation of bit line short circuit caused by incomplete etching of the contact material can be avoided, a process window of subsequent bit line etching is increased, and increase of resistance of bit line contact caused by over-etching of the contact material is further prevented.

The invention relates to a contact isolation chamber for a switch cabinet and the switch cabinet. By the contact isolation chamber, the problems that a contact box of a mobile and opening type switchcabinet in the prior art is not good in cooling and a movable contact and a static contact cannot be normally plugged are solved. The contact isolation chamber for the switch cabinet comprises a shell, wherein an insulation seat and an opening are arranged in the shell, the opening is used for the movable contact to insert, and the static contact is arranged on the insulation seat and is used forexposing one end plugged with the movable contact out of the insulation seat. By changing an original contact box to a relatively large contact isolation chamber and exposing one end, in contact withthe movable contact, of the static, observation during plugging is facilitated; and the static contact and the movable contact are exposed, air cooling in the contact isolation chamber is also facilitated, and the product reliability is improved.

The invention discloses a mechanical switch with contact isolation insurance, which comprises a push rod, bridge frames connected by elastic pieces and configured on the two sides of the moving direction of the push rod, contact bridges connected to the two bridge frames, moving contacts arranged at the two ends of the contact bridges, and static springs arranged at positions corresponding to themoving contacts. In the two bridge frames, grooves opened outward along the horizontal direction are respectively arranged in the opposite outer sides, and isolation bosses are arranged in outer spaces corresponding to the grooves of the bridge frames. When the bridge frame on the other side moves towards the outside of the other side along the horizontal direction under the action of the other elastic piece due to the breakage of the elastic piece connected with the bridge frame on one side, the isolation boss on the other side enters the groove of the bridge frame on the other side, and themovable contact corresponding to the bridge frame on the other side and the corresponding static spring are isolated from each other through the mutual limitation between the isolation boss and the groove. By adopting the structure, effective isolation between the moving contact and the static spring can be realized when one of the elastic piece breaks.

The invention provides a 1500V direct current Internet isolation switchgear. The isolation switchgear comprises a cabinet body. An Internet isolation switch I, an Internet isolation switch II and a contact isolation switch are all arranged on a transverse installation board of a first compartment in the cabinet body. A connection copper bar I is connected with an outlet board I of the Internet isolation switch I and an inlet board of the contact isolation switch. A connection copper bar II is connected with an outlet board II of the Internet isolation switch II and an outlet board of the contact isolation switch. The Internet isolation switch I and the inlet board and the outlet board of the Internet isolation switch II are respectively connected with an incoming cable and an outgoing cable. A secondary control loop is arranged on door plates of the first and second compartments. In the invention, the isolation switchgear a complete sets so that a process of installation and debugging on site can be omitted. Because the isolation switch is installed in the cabinet body, a protection grade is improved from IPOX to IP3X. The isolation switchgear has an exquisite shape. Maintenance is convenient. A 75% installation space can be saved. After realizing localization, construction costs of urban rail transit can be reduced.

The invention relates to the technical field of medical isolation wards, in particular to a non-contact isolation ward for respiratory diseases. The non-contact isolation ward comprises an anti-skid pad, a first supporting panel and a second supporting panel are placed on the top face of the anti-skid pad, the bottoms of the outer sides of the first supporting panel and the second supporting panel are each fixedly connected with two symmetrically-distributed driving box bodies, a motor is fixedly connected to the interior of the driving box bodies, [-shaped transmission mechanisms are arranged on the outer side of the first supporting panel and the outer side of the second supporting panel, each [-shaped transmission mechanism comprises a first connecting shaft and a second connecting shaft, and first connecting bases are rotationally connected to the two ends of each first connecting shaft. According to the isolation ward, clamping plates on a first supporting rod and a second supporting rod abut against each other, the bottom end of a first transparent film is clamped and fixed, the whole isolation ward building process is simple, the first supporting panel and the second supporting panel are combined together during storage, the use space is greatly reduced, and the working efficiency of building and transporting of the isolation ward is improved.