269results about How to "Improve contact stability" patented technology

An integrated circuit structure includes a semiconductor substrate; a dielectric layer over the semiconductor substrate; a conductive wiring in the dielectric layer; and a metal carbide cap layer over the conductive wiring.

The invention belongs to the technical field of nanometer materials, and specifically relates to a three-dimensional graphene nanoribbon/carbon nanoribbon bridged aerogel material, a preparation method and application thereof. According to the invention, aerogel is prepared by assembling basic structural units formed by bridging the graphene nanoribbon stripped from the carbon nanoribbon with unstripped carbon nanoribbon and doping the basic structural units with heteroatom as needed. The preparation of the aerogel comprises the following steps: preparing a carboxylic carbon nanotube solution, wherein a proper amount of a soluble dopant is added or not added into the solution; then carrying out hydrothermal treatment so as to obtain uniform hydrogel, placing the hydrogel in an ionic impregnation agent for complete replacement, then carrying out secondary hydrothermal treatment so as to finish a stripping process; and finally, carrying out drying and carbonizing so as to obtain the graphene nanoribbon/carbon nanoribbon bridged structural aerogel. The aerogel can be used as an anode material of lithium ion battery, shows high specific capacity and excellent stability and rate performance, and has important research significance and good application prospects.

Providing a board-connecting terminal capable to prevent damage to a circuit board, such as whitening and peeling, and to supply stable electrical contact corresponding to finished diameters of throughholes, the board-connecting terminal has an elastic contact to be connected electrically therewith. The elastic contact includes a pair of strip contacts at both sides of the elastic contact to leave a space to deform elastically in a direction of approach. A central part in a direction of widthwise of the each strip contact is formed thicker than an other part thereof, and both free ends continued to the central part are formed thinner than the central part so as to deform elastically along a circumference of an inner wall of the throughhole sectioned in such a direction being perpendicular to an axis of the throughhole.

A press-fit fixing terminal is mountable to a wiring board by being inserted into a through-hole of the wiring board, and includes a flat plate section and a resilient contacting section. The flat plate section is made of metal thin plate and double-backed such that an end of the flat plate section is placed on a root side and a bent point works as an insertion tip when the terminal is inserted into the through-hole. The resilient contacting sections sandwich the double-backed portion of the flat plate section such that they are placed symmetrically with respect to the double-backed portion and both of the ridges of the resilient contacting section face outward viewed from the double-backed portion, so that each one of the resilient contacting sections forms a V-shape including an obtuse angle.

A receptacle of this junction socket includes a resilient contact piece extended from a front wall, and bent twice inwardly in vicinities of top and bottom openings of the receptacle; a movable contact piece as a rear wall facing to the resilient contact piece, and able to rotate around spindles provided on both of the sidewalls respectively. The receptacle receives upper and lower male terminals in directions opposite to each other, and electrically connects them to each other. When inserting the terminals, the movable contact piece rotates to align along an insertion direction of the upper male terminal.

The invention discloses a combined high-current stamping terminal and reed structure, and relates to the technical field of electrical connectors. The combined high-current stamping terminal and reedstructure comprises a sheath main body with a U-shaped opening and a reed main body, wherein the side end of the sheath main body is connected with sheath lugs used for fixing a cable copper core, theupper and lower ends of the opening of the sheath main body are respectively provided with opposite insertion limiting bones with guide angles, the reed main body is embedded in the sheath main bodyand used for inserting a copper bar insertion piece, and the reed main body includes a plurality of guide contact fingers I, guide contact fingers II and contact fingers. The combined high-current stamping terminal and reed structure meets the requirements of simple and convenient installation and operation and high contact stability of connecting current while ensuring high conductivity; the tolerance consistency is easy to adjust, and the performance inconsistency of products caused by the accumulated tolerance is avoided; two-way contact of 90 degrees and 180 degrees is met while increasingcontacts points in equal volume; and the connection can be realized by crimping, welding and bolt fastening, and the flexibility and variability of the connection mode of the cable are realized.

The invention provides high-temperature-resisting acrylic rubber which is prepared from, by weight, 30-45 parts of hard monomer-methyl methacrylate, 10-15 parts of soft monomer n-butyl acrylate, 30-35 parts of functional monomers, 20-30 parts of filler, 10-15 parts of special core-shell microspheres, 2-4 parts of initiator, 1-3 parts of vulcanizing agent and 30-60 parts of solvent. The function monomers contain one or more of hydroxide radical, carboxyl, epoxy group, aryl and phosphate. Multiple ways for improving high temperature resistance are combined and matched, the acrylic rubber with the excellent high temperature resistance is obtained, and using requirements of the prior art can be met.

Disclosed herein is a battery having a cell tab connection structure made using resistance welding. A support member is interposed between the cells to support the cells. A terminal is placed on an upper surface of the support member. Tabs of each of the cells or both side edges of the terminal are bent, and the terminal is joined to the corresponding tabs of the cells by resistance welding.

The invention discloses a non-contact keyboard switch. The non-contact keyboard switch comprises a base, a fixing seat, a sliding component, a magnet and a Hall switch, wherein the sliding component sleeves a mechanical shaft, an embedding groove allowing the magnet to be embedded is formed in a side plate, which is close to a movable contact piece, of the sliding component, protrusion parts are respectively arranged on two sides of the embedding groove, and the protrusion parts are matched with R-shaped springs arranged on the movable contact piece in a movable contact manner; two directional sliding rails oppositely arranged by using a first positioning column as a central axis are arranged on the sliding component, and the two directional sliding rails are matched with directional sliding grooves formed in the base in a sliding manner; the Hall switch is arranged on the base and positioned between the movable contact piece and the mechanical shaft, and lead-out feet of the Hall switch extend out the base. The non-contact keyboard switch disclosed by the invention has the advantages that the keyboard switch is not easy to age, the service life is greatly prolonged, the contact stability is better, the possibility of electrical shake is low, and the phenomenon that the normal operation of the keyboard switch is influenced as external impurities enter the keyboard switch is avoided.

The invention provides a new type cylindrical crown spring. The invention is designed to mainly solve the problems in the prior art that a conventional spring is usually equipped with few contact points and requires large plugging force. According to the invention, a plurality of spring sheets are arranged at the upper end band and the lower end band of a crown spring's two ends as well as between the upper end band and the lower end band. Each spring sheet is provided with a contact part that can axially extend to the cylindrical crown spring. With the technical schemes of the invention, more contact points are available, which can effectively reduce the contact resistance. Further, as the inward protrusions of the spring sheets are divided into a plurality of layers, layers can be divided for the contact with the plugging needles in the process of plugging needle insertion, which effectively reduces the plugging force of insertion needles.

To improve contact stability with respect to structures of terminals of a main body side apparatus and a component-to-be-loaded each having a terminal aiming for electric contact.

To this end, there is provided terminal structures aiming for an electric connection when a battery pack 100 (component-to-be-loaded) is loaded on a video camera 1 (main body side apparatus), wherein the video camera (main body side apparatus) has a main body side terminal 30, and the battery pack has a battery side terminal 120 (component-to-be-loaded terminal) for joining with said main body side terminal; and terminal pieces 31, 31, 31 of said main body side terminal are insert-molded on an upper frame body 13 (mold member) with two guide pieces 32, 32 being integrally provided on the upper frame body to sandwich said terminal piece; and a terminal member 122, 122 are insert-molded on a terminal case 121 (mold member) with guide grooves 123, 123 being formed on the terminal case (mold member) to correspond to said guide pieces; and by engaging said guide pieces with the guide grooves formed in the battery pack (component-to-be-loaded), positioning of the main body side terminal and the battery side terminal (component-to-be-loaded side terminal) is achieved.

The invention provides a cart capable of safely standing in an upright position without unnecessarily occupying a space and to prevent the cart from being overturned by using an auxiliary caster for supporting the cart. A cart comprises a load receiver on which a load is placed, main casters(8) installed at the front and rear of the cart, and an auxiliary caster(10). The front main caster moves toward the rear main caster. The load receiver is folded toward the rear main caster. The load receiver comprises a bottom plate member, left and right frame members and a back frame member. The bottom plate member is folded into one of the left and right frame members. The left and right frame members are folded into the back frame member. The rear main caster is fixed to two sides of the back frame member.

A push-on switch includes a first contact plate, second contact plate, spacer, movable contact, and lid. The first plate has a projection at its center and a first terminal at its end. The second plate faces a face of the first contact plate protruding the projection and has an opening at its center and a second terminal at its end. The spacer is interposed between the first second plates for bonding them together. The movable contact is dome-shaped and has a protrusion protruding downward and touches a top face of the second plate. The protrusion faces the projection of the first plate via the opening with a given space therebetween. The lid holds the movable contact and is mounted on the top face of the second plate. A push onto the movable contact reverses the movable contact downward, which allows the protrusion to touch the projection.