1290 results about "Contact element" patented technology

A contact element for a connector includes: a contact portion; a linking portion; and a conductor-connecting portion. The linking portion is disposed between the contact portion and the conductor-connecting portion. The contact element is made of a flat piece of metal by punching or cutting and deformation processing. An annular retaining element is mounted on the contact element in the linking portion, the retaining element serving to fix the contact element in place in a receiving chamber of a contact insert.

The invention provides a curved surface segmented welding deformation prediction method and system, and relates to the field of data processing. According to the method, the welding heat input quantity is generated by obtaining the assembly error of a rib plate and a curved surface outer plate in a curved surface section, establishing the relation between the welding bead deposition area and the assembly error, constructing a welding heat input evaluation model and introducing a welding bead remelting coefficient. And determining a welding equivalent mechanical load based on the material thermodynamic parameters, inputting the welding equivalent mechanical load into the finite element model, and generating heated welding deformation prediction data. The gravity of the curved surface segments and the restraining force of the pressing block are converted into uniform volume force, and deformation precision analysis data are obtained; and constructing a contact unit model to analyze a contact state and a springback effect, and generating stress welding deformation prediction data. And finally, generating a welding deformation prediction result of the curved surface segment based on the data. By implementing the technical scheme provided by the invention, the prediction accuracy of the curved surface segmented welding deformation can be improved.

A filter arrangement has a first body member with a first axial front surface and a first radial sealing surface, a second body member with a second axial front surface and a second radial sealing surface, a contact portion and an elastic contact element. The first and second body members complementarily couple together with a connecting device. In a coupled state, the contact portion and the elastic contact element are axially compressed between the first and second axial front surface. The second radial sealing surface has a groove housing a first sealing element. When brought into the coupled state, the first radial sealing surface at least partially covers the groove of the second radial sealing surface before the contact portion and elastic contact element are at least partially axially compressed between the first and second axial front surface. When coupled, the first radial sealing surface completely covering the groove.

Disclosed is an applicator for inserting an in-vivo analyte sensor. The applicator comprises a base body, a contact element, an emitter support, a locking part, a guide needle support, an elastic element, an emitter, and a guide needle. The contact element is movably connected to the base body. The emitter support is connected to the base body. The locking part is arranged on the emitter support or the base body. The locking part is in contact with the guide needle support and configured for locking the guide needle support on the emitter support. The contact element is provided with an unlocking part, and the base body is configured to selectively move towards or away from a contact side of the contact element. The present application does not require assembly before use, which is beneficial to simplifying the structure of the applicator and the operation process by the user. In the process of use, the contact element is made in close contact with the skin, and the base body is pressed to unlock the guide needle support, thereby driving the retrieval of the guide needle through the elastic element. The present application requires no additional guide needle retrieval operations, thus making the retrieval process of the guide needle more reliable.

The invention relates to a contact device (15), a contact system (20), and a method for assembling the contact system (15), wherein the contact device (15) comprises a contact element arrangement (65) with at least one contact element (70), and a housing (60) with a foil housing part (80), wherein the contact element (70) comprises a connecting section (160), at least one strain relief section (175, 180) arranged on the connecting section (160), and a cutting arrangement (170) arranged on the connecting section (160) with at least one first cutting element (200), wherein the foil housing part (80) comprises a foil housing wall (120), a receiving area (155), a foil receptacle (280), a first cutting edge receptacle (285), a first web (250), a third housing opening (130), and a bending space (286).wherein the bending space (286) adjoins the foil housing wall (120) on the inside and extends between the first web (250) and the third housing opening (130) along the insertion axis (115), wherein the foil receptacle (280) adjoins the foil housing wall (120) on the inside and the first web (250) separates the foil receptacle (280) from the first cutting receptacle (285), wherein the foil receptacle (280) and the first cutting receptacle (285) extend along the insertion axis (115) from the receiving area (155) in the direction of the third housing opening (130) and open into the bending space (286).

The invention relates to the technical field of electric signal processing, in particular to an electric connector service life prediction method and system. The method comprises the following steps: continuously monitoring the electrical properties of the contact element of the electric connector, and recording the change of a contact resistance value as an abnormal initial site when the change of the contact resistance value is detected; acquiring a surface image of the electric connector according to the abnormal initial site; contact surface abrasion and scratches of the surface image of the electric connector are detected, and connector defects of the contact surface are recognized and marked as a connector structure defect area; carrying out area overall physical hardness detection on the defect area of the connector structure to obtain the overall hardness amount of the connector area; and carrying out hardness sudden change part identification on the overall hardness amount of the connector region, and recording as a connector hardness abnormal region. According to the invention, through an electric signal processing technology and an image identification technology, comprehensive evaluation of the performance of the electric connector is realized, so that the accuracy of predicting the service life of the electric connector is improved.

A contact element for inserting a mating contact element along an insertion direction. The contact element includes an insertion opening for inserting the mating contact element and at least one contact lamella for electrically contacting the mating contact element, and a clamping sleeve that is displaceable along the insertion direction, relative to the at least one contact lamella, between a first position and a second position. The clamping sleeve and the contact lamella are in an operational relationship with one another such that when the clamping sleeve moves from the first position into the second position, the contact lamella is moved in a radial direction perpendicular to the insertion direction. The clamping sleeve includes a run-up element, which in a projection along the insertion direction through the insertion opening at least partially covers the insertion opening.

A fissure with controlled geometry is formed in hot dry rock by iterative application of increasing mechanical and hydraulic stresses in which the mechanical stress is applied by a contact device with typically opposing contact elements to incrementally open a mouth portion of the fissure while the hydraulic stress is used to then expand the fissure. However, it is also contemplated that the contact device may also be used for expansion and / or propagation of existing fissures that are naturally occurring or initiated by hydraulic fracturing. Fissures created with the devices and methods presented herein will avoid thermal bottlenecks in thermally conductive materials placed within such fissures. Moreover, the wide mouth portion of such fissures will help ensure continuous heat transfer from the thermally conductive materials placed within such fissures to a thermally conductive materials placed within a wellbore from which the fissures originate.

A contact element for an electric vehicle (EV) connector that is configured to connect a charging wire to a connector interface on a vehicle side includes a front part and at least one base. The front part comprises walls having an inner and an outer side that enclose a hollow chamber, which is partly filled with a fluid, and the inner side of the walls are designed having a capillary structure.

The invention relates to an electrical installation with at least one arrangement (1) for the touch-proof contacting of busbars, wherein the arrangement (1) has a touch-proof housing (4) made of electrically insulating material in which busbars (2) are received in a touch-proof manner and wherein the touch-proof housing (4) has a receptacle (3) for a base (5) having the busbars (2) as well as a cover (6) closing the receptacles (3) and detachably connected to the base (5) with a flat mounting side (9) for busbar adapters (7).The arrangement (1) further comprises at least one single- or multi-pole busbar adapter (7) for electrically contacting at least one of the power busbars (2), which can be mounted on the flat mounting side (9) and for this purpose extends through the cover (6) via through slots (14) with at least one contact element for electrically contacting one of the power busbars (2) on one side and retaining feet that engage behind the power busbars (2) on the other. The base (5) has at least one tunnel (11) for cable passage, enclosed by a tunnel wall (10), which extends between opposite longitudinal sides (12, 13) of the touch protection housing (4). At least one electrical conductor and / or at least one signal line is routed through the tunnel (11) between the opposite longitudinal sides (12, 13) of the touch protection housing (4).

The invention relates to the technical field of connectors, in particular to a straight socket connector structure which comprises a metal shell. The base assembly is arranged in the metal shell, the base assembly comprises a plastic base, a plurality of jack contact pieces and a plurality of shielding pieces, the plastic base and the plurality of shielding pieces are installed and matched to form a core body frame which is arranged in the metal shell, and the plurality of jack contact pieces are accommodated in the core body frame; in an installation state, the plurality of shielding sheets are closely arranged along the length direction of the plastic base and form independent spaces which are distributed at equal intervals and shield each other, and every two jack contact elements are assembled into a group and are arranged in one independent space to form an independent unit. Two contact pieces are combined into a differential pair for signal transmission, each differential pair is fixed to the corresponding position of the base to form an independent body, the independent units are shielded through the metal sheets, full-link isolation between the independent units is achieved, the shielding effect is good, and the size is small.

A consumable cartridge for a plasma arc torch includes a cartridge frame having a first end and a second end opposite the first end, the first and second ends defining a longitudinal axis, the second end including a plurality of discrete retaining features. The consumable cartridge includes an electrically conductive contact element secured to the cartridge frame by the plurality of discrete retaining features and translatable up to a predetermined distance within the cartridge frame along the longitudinal axis at the second end, the contact element having a core, a proximal surface, and a distal surface. The proximal surface is shaped to contact a torch plunger of the plasma arc torch upon installation into the plasma arc torch and the distal surface is shaped to contact an electrode of the plasma arc torch during an operation of the plasma arc torch.

A microelectronic socket structure and a method of forming the same. The socket structure comprises: a socket structure housing defining a cavity therein; and an interconnection structure including: a contact element disposed at least in part within the cavity, and configured to be electrically coupled to a corresponding microelectronic package, the contact element corresponding to one of a signal contact element or a ground contact element; and a conductive structure disposed at least in part within the cavity, electrically coupled to the contact element, and having an outer contour that is non-conformal with respect to an outer contour of the contact element.

A connection terminal (1) comprises a housing (10) and a contact element (11) for making electrical contact with the electrical line (2). A spring element (12) has a clamping leg (120) which, in a clamped position, is designed to act on the electrical line (2) in order to bring the electrical line (2) into contact with a contact section (110) of the contact element (11). A trigger element (13) is adjustable relative to the housing (10), wherein the clamping leg (120) can be released from a release position by the interaction of the trigger element (13) with the electrical line (2).The housing (10) has a first housing wall (105A) and a second housing wall (105B) extending parallel to the first housing wall (105A), wherein the electrical line can be inserted into a receiving space (101) between the first housing wall (105A) and the second housing wall (105B) and the clamping leg (120) can be moved in the receiving space (101) between the first housing wall (105A) and the second housing wall (105B).

The utility model relates to the technical field of new energy batteries, in particular to a battery pack with a plurality of contact points on positive and negative terminals, which comprises a battery pack shell, a sliding chute is formed in the side wall of the battery pack shell, a battery side contact element is arranged in the sliding chute, and the battery side contact element is arranged in the sliding chute. A rib used for being inserted into the sliding groove is arranged on an equipment shell of the charging and discharging equipment, and a tool side contact element used for being matched with the battery side contact element is arranged on the rib. The charging and discharging device has the advantages that the problem that the contact area of the contact piece on the charging and discharging device and the pole piece and the signal terminal on the battery pack is small is solved, and the power supply power and the power supply stability of the battery pack are improved.

A method for manufacturing a probe head for the functionality testing of devices under test (DUT) is disclosed. The method includes providing a containment element, arranging a lower guide at a lower face of the containment element which faces toward the devices under test during the test, and arranging an upper guide at an upper face of the containment element. The containment element is interposed between the lower and upper guides which are initially in the shape of a single plate connected to the containment element. The method further includes cutting the lower and / or upper guide thereby defining a plurality of guide portions that are independent and separated from each other, and inserting a plurality of contact elements into respective guide holes formed in the guides. The contact elements are adapted to contact pads of the devices under test. A probe head obtained by the method is also disclosed.

The invention discloses a gas turbine pull rod rotor wheel disc vibration analysis method, system and device, and relates to the technical field of gas turbines.The method comprises the steps that a three-dimensional finite element kinetic equation of a rotating part is constructed; the contact stiffness of adjacent contact units is deduced by considering the rough contact characteristic of the contact interface and combining a microscopic contact mechanical model of the contact interface and a rough consolidation interface contact mechanical model based on the statistical theory; a stress strengthening effect is considered, and a stress stiffness matrix and a contact stiffness matrix are iteratively calculated; a central pull rod end face tooth structure considering local contact nonlinearity is constructed, and an end face tooth contact model considering collision separation is constructed; carrying out vibration response solution on the three-dimensional finite element kinetic equation by adopting a degree-of-freedom reduction method; according to the method, the vibration analysis model is established, the pull rod rotor does not need to be simplified, and geometric features, contact surface features and load effects of an original model can be reserved to a great extent.

The invention relates to a power feed module (200) for a contact protection system for contact-safe contacting of busbars (100), wherein the power feed module (200) has a base (210) made of electrically insulating material with receptacles (220) for busbars (100) and a cover (230) made of electrically insulating material covering the base (210), characterized in that the receptacles (220) each have a contact element (222), wherein the contact elements (222) are designed to electrically contact busbars (100) inserted into the receptacles (210) at their outer circumference, wherein the contact elements (222) are each electrically connected to a terminal (232) for an electrical conductor. The invention further relates to a modular contact protection system (1).

A cable gland including a component and at least one contact element. The at least one contact element includes a plurality of substantially geometrically identically shaped windings. Each winding includes a retaining section for electrically contacting the component surrounding the contact element, at least one supporting section for electrically contacting a shield of a long-molded part, and a first and a second extending section. The retaining section, the first extending section and the at least one supporting section are arranged one after the other.

A discharge device for discharging electric currents from a rotor part of a machine, said rotor part having a shaft, the discharge device comprising an axially displaceable contact element, which is at least partly accommodated in a guide, for forming an electroconductive sliding contact between a sliding contact surface of the contact element and a shaft contact surface of the shaft, the sliding contact surface being provided for forming the sliding contact, the contact element being electroconductively connected to the guide and / or a retaining element of the machine, and the contact element being prestressed towards the shaft contact surface by means of a spring element, the contact element being at least partly wetted with an oily fluid, in particular at least in the area of its sliding contact surface.

The invention relates to a connector (1) which is designed to be plugged together with a mating connector (2) along a plugging direction (z), the connector (1) comprising: -- a housing (3) with a housing interior (4); -- a plurality of contact elements (50) arranged in the housing interior (4); -- at least one Ethernet contact element (5) arranged in the housing interior (4) with an Ethernet cable (6) connected thereto; -- a single-cable seal (7) which is arranged on the Ethernet cable (6) and which bears against a housing sealing surface (9) on its single-cable seal outer side (8); -- a cap (10), in particular a round or oval cap, with an opening (11), in particular a central opening, through which the Ethernet cable (6) is passed; wherein the cap (10) is attached to the housing (3), in particular detachably, wherein the cap (10) is designed to secure the single-cable seal (7) in the housing (3), in particular along the insertion direction (E) of the Ethernet cable (6) into the housing (3), wherein the cap (10) and the single cable seal (7) are separate elements and are not attached to each other.

A discharge device for discharging electric currents from a rotor part of a machine having a shaft. The discharge device having an axially displaceable contact element received at least partially in a guide unit and serving to form an electrically conductive sliding contact between a sliding contact surface of the contact element and a shaft contact surface of the shaft, the contact element being connected to the guide unit and / or a retaining element of the machine in an electrically conductive manner and being pre-loaded towards the shaft contact surface by a spring element, the contact element being wetted at least partially by an oily fluid, at least one duct being provided at least in sections of the guide unit and / or of the contact element for the oily fluid, the duct being formed by the guide unit and the contact element.

A manufacturing process for microelectromechanical devices includes: on a first wafer forming a structural layer and a stop layer; defining a stop pad from the stop layer; forming a first microelectromechanical structure and a second microelectromechanical structure in the structural layer; forming a contact element protruding from a second wafer; sealing, at a first pressure, the first microelectromechanical structure in a first chamber and the second microelectromechanical structure and the stop pad in a second chamber; fluidically coupling the second chamber to an external environment; and sealing the second chamber at a second pressure. Sealing at the first pressure comprises bonding the second wafer to the first wafer so that the contact element rests on the stop pad. Fluidically coupling comprises defining fluidic passages at an interface between the contact element and the stop pad and opening an access hole through the second wafer in communication with the fluidic passages.

The invention discloses a reliable contact and oblique plugging prevention pinch plate connector, which comprises a hole end connector and a needle end connector, when the hole end connector and the needle end connector are in butt joint, a guide column is firstly inserted into a guide hole to realize primary positioning, after continuous insertion, a head side wall is inserted into an air gap to realize two-wheel positioning, and the hole end connector and the needle end connector are in butt joint. And after continuous insertion, the jack assembly is inserted into the head base to realize three-wheel positioning, and after three-wheel positioning, the jack assembly and the needle contact member are finally inserted to realize lossless precise butt joint of the jack assembly and the needle contact member. The pin end connector and the hole end connector are provided with metal shells for protection and have good mechanical performance and shielding performance, the contact piece adopts a rigid pin and micro reed type jack structure and has the advantages of being reliable in contact, resistant to vibration and high in impact capacity, the connector can be effectively prevented from being plugged in and pulled out in an inclined mode through the special design of the contact piece and the shell, and the service life of the connector is prolonged. And damaging the contact. And the terminating structure design of various contact elements can meet the requirements of customers on different installation and connection processes.

The invention relates to an electrical contact arrangement (2) with - a contact component (4) made of a first material, in particular a conductor rail, with a first through-hole (16), - a contact element (6) which is electrically connected to the contact component (4), - with an intermediate element (8) made of a material different from the first material, which has a further, third through-hole (20) and which is materially connected to the contact component (4), wherein - the intermediate element (8) has a connecting collar (32) around the third through hole (20) on a bottom side (30), via which the intermediate element (8) is materially connected to the contact component (4) on its top side (40), and wherein - the connecting collar (32) is spaced radially from a hole edge (38) of the first through hole (16) of the contact component (4) by a distance (a), so that a storage space (42) for receiving material of the contact component (4) is formed.

The contact mechanism comprises a moving contact assembly and a static contact group, the moving contact assembly comprises a contact support and a moving contact bridge, the moving contact bridge is driven by the contact support to move in the direction close to or away from the static contact group, the moving contact assembly further comprises two elastic devices, a connecting piece is arranged in the middle of the moving contact bridge, and the elastic devices are connected with the moving contact bridge. The first end and the second end of each elastic device are rotationally connected with the contact support and the connecting piece respectively, so that the two elastic devices are matched to be switched among a first balance position, a dead point position and a second balance position, and during normal opening and closing, the two elastic devices are kept at the first balance position with an included angle and apply pressure to the movable contact bridge; when a short-circuit fault occurs, the movable contact bridge is repelled by an electrodynamic force and drives the second ends of the two elastic devices to move relative to the contact support, and the two elastic devices are switched and kept at a dead point position or a second balance position forming an included angle to limit the movable contact bridge. The elastic device improves the reliability of the contact mechanism.

A contact assembly includes a contact element having a lead-through opening, a contact section extending in a tube-shaped manner along the lead-through opening and having a contact surface, and a collar section connected to the contact section and extending the lead-through opening in a sleeve-shaped manner, a busbar having a reception opening receiving the collar section, and a fastener inserted into the lead-through opening. The contact element has a first friction surface affixable with the busbar in the reception opening in a frictionally engaging manner and a second friction surface affixable in the reception opening with the busbar or in the lead-through opening with the fastener in a frictionally engaging manner. The first friction surface and the second friction surface are mutually offset in a radial direction with respect to the lead-through opening.

Provided are a conductive terminal assembly and a connector, the conductive terminal assembly comprises a conductive terminal, one end of the conductive terminal is provided with an insertion portion, the insertion portion is provided with an insertion cavity for insertion of a mating terminal, and the insertion portion is provided with at least one contact unit. The at least one contact unit comprises at least two contact parts which are used for being in electric contact with a matching terminal, and the at least two contact parts are arranged at intervals in the direction of the central axis of the plugging part. According to the conductive terminal assembly disclosed by the invention, the at least two contacts are arranged in the axial direction of the conductive terminal, so that the contact resistance is reduced, the contact stability of the conductive terminal and the matching terminal along the axial direction is improved, and the connection reliability of the conductive terminal and the matching terminal is improved.

An electrical connector comprises at least one contact element, and a cover structure restricting access to the at least one contact element. The cover structure includes a wall element at least partially surrounding the at least one contact element and defines a reception zone between the wall element and the at least one contact element. The wall element includes at least one deflectable latch member. A cover element is movable within the reception zone along a retraction direction from a secured position to a retracted position. The at least one contact element is enclosed by the cover element in the secured position. The at least one deflectable latch member secures the cover element in the secured position.

A switching device comprises an electromagnetic system and two contact systems, the electromagnetic system comprises a coil assembly, a movable iron core and a static iron core, a magnetic gap is reserved between the movable iron core and the static iron core, each contact system comprises a movable contact assembly and a static contact assembly which are matched with each other, and the electromagnetic system is arranged between the two contact systems. The movable iron core is in linkage connection with a linkage piece, the two ends of the linkage piece are in linkage connection with the movable contact assemblies of the two contact systems respectively, under driving of the electromagnetic system, the moving tracks of the movable contact assemblies, the movable iron core and the linkage piece are all parallel to the central axis of the linkage piece, and the central axis of the linkage piece is connected between the two ends of the linkage piece. According to the utility model, the two contact units are respectively arranged at the two opposite sides of the electromagnetic system, the two ends of the linkage piece can drive the moving contact assembly, and meanwhile, the moving tracks of the moving contact assembly, the moving iron core and the linkage piece are parallel to the central axis of the linkage piece, so that the occupied space is small, and the size of the switching device is reduced.