Abstract: An electrical connection device is used to be provided in an electronic device casing, and comprises a first circuit board and a second circuit board which are substantially coplanar, a receptacle connector provided to the first circuit board and a plug connector provided to the second circuit board. The receptacle connector comprises a housing and a plurality of first terminals. The housing has a first mating surface, and a pair of sliding contact grooves respectively adjacent to both sides of the first mating surface. The plug connector comprises a body and a plurality of second terminals. The body has a pair of side flanges respectively engaged with and received in the sliding contact grooves. The plug connector is mated with the receptacle connector in a direction perpendicular to a board surface of the first circuit board.

Abstract: A primary circuit board has a front surface, a back surface, and a non-conductive void. The void has first planar dimensions through a first portion of a thickness of the primary circuit board extending from the front surface to a position between the front and back surfaces, and second planar dimensions through a second portion of the thickness extending from the position at least towards the back surface. A secondary circuit board holder includes a non-conducting locking member insertable into the non-conductive void at the primary circuit board's front surface to secure the holder while a conductive part of the holder is conductively affixed to a conductive part of the primary circuit board. The first planar dimensions are different than the second planar dimensions to permit the primary circuit board's thickness to be greater than a maximum thickness specification of the holder's non-conducting locking member.

Abstract: An electronic device includes an enclosure and a circuit board module received in the enclosure. The circuit board module includes a printed circuit board defining cutouts, connector units are arranged in the cutouts and electronically connected to the printed circuit board, creating a printed circuit board with a lower profile to allow utilization of more of the saved space above within the electronic device.

Abstract: A connector comprises a contact and a housing. The contact has a fixed portion, a contact portion, a spring portion and a held portion. The spring portion supports the contact portion. The held portion is located between the fixed portion and the support portion. The housing has a sidewall portion and a bottom portion. The sidewall portion is located outward of the spring portion in a predetermined direction and holds the held portion. The bottom portion is located under the spring portion in a vertical direction perpendicular to the predetermined direction. The housing has a gap between a lower surface of the spring portion and the bottom portion. The bottom portion and the sidewall portion hide the contact except the held portion both when the connector is seen from below along the vertical direction and when the connector is seen from the outside along the predetermined direction.

Abstract: A tip end and a base end therebetween define an opening located between a first conductive portion and a second conductive portion. The opening includes a pair of first linear portions, a pair of second linear portions, and a pair of third linear portions, which are located between the first conductive portion and the second conductive portion. The pair of first linear portions is in straight liner shapes and distant from both the tip end and the base end. The second linear portions are in straight liner shapes and located on the side of the tip end to have therebetween a distance decreasing toward the tip end. The third linear portions are in straight liner shapes and located on the side of the base end to have therebetween a distance decreasing toward the base end.

Abstract: A cover module includes a housing provided with a connecting hole, a cover unit disposed in proximity to the connecting hole and movable between closed and open positions that respectively closes and opens the connecting hole, a magnetic member disposed in the housing, a biasing member biasing the cover unit toward the closed position, and a limiting mechanism having a limiting plate cooperating with the housing to define a receiving slot which restricts sliding movement of the magnetic member therewithin. When an electronic component approaches the connecting hole, the magnetic member is magnetically pulled to move toward the connecting hole, simultaneously pushing the cover unit to the open position.

Abstract: A protective cover for a connector includes a non-conductive positioning plate and two non-conductive clamping plates located at two opposite sides of the positioning plate. The positioning plate and the clamping plates bound two positioning slots for receiving pins of the connector.

Abstract: Disclosed a memory card connector including a case body having a memory card storage portion which allows insertion of either a memory card having single row of signal pad portions and a memory card having front and rear rows of the pad portions, the case body having rear-row signal contacts coming into abutment with the rear-row signal pad portions of the memory card and contacts that establish electric contact by coming into abutment with the single row of signal pad portions or the front-row signal pad portions. Each the rear-row signal contact has two contact ends to abut only with the case portion of the card when the card having single row signal pad portions is stored in the storage portion, and to abut only with the rear-row signal pad portion of the card when the card having the two rows of pad portions is stored in the storage portion.

Abstract: An electronic apparatus including a main body, a base, an electronic device and a control button is provided. The base is detachably disposed in the main body. The electronic device is detachably disposed on the base. The control button is movably disposed on the main body. When the control button moves relative to the main body along a first direction, the control button drives the electronic device to move away from the base and the main body. When the control button moves relative to the main body along a second direction, the control button drives the base to move such that the base and the electronic device move away from the main body.

Abstract: A card edge connector includes an ejector (3) with a pushing portion (32) extending from distal end thereof, the ejector (3) moves between an opening station and a locking station, and at least pair detecting contacts (4) which includes two detecting pins (41, 42), one of the detecting pins defines a spring engaging arm having an engaging portion (425) opposite to the pushing portion (32) which presses on the engaging portion (425) in the locking station or leave the engaging portion (425) in the opening station, thereby making the two detecting pins engage or disengage with each other for detecting if a memory card is inserted in the card edge connector or not.

Abstract: An electrical connector includes a housing having a bracket mating surface and an opening that extends through the bracket mating surface; an electrical conductor that is positioned through the opening in the housing; a grommet that is positioned in a space defined between the electrical conductor and the opening in which the conductor is positioned to substantially prevent contaminants from entering the housing through the opening; and a bracket removably positioned on the bracket mating surface of the housing of the connector and positioned to bear on the grommet to substantially prevent displacement of the grommet with respect to the housing of the connector.

Abstract: In a power shutoff device, an operation lever is provided to be rotatable between a first position where a receiving connector and the plug connector are separated and a second position where the receiving connector and the plug connector are fitted. The operation lever is slidable in a direction perpendicular to the fitting direction at the second position. A fitting detecting connector includes a fitting detecting receiving connector accommodating a pair of fitting detecting terminals in a pipe body penetrating and protruding from a side wall of a housing of the receiving connector, and a fitting detecting plug connector accommodating a conductive member electrically connecting the fitting detecting terminals in a pipe body. The fitting detecting plug connector is provided at a distal end part of the operation lever so as to be fitted to the fitting detecting receiving connector when the operation lever slides at the second position.

Abstract: A sealing member configured to be installed to an outer peripheral surface of a first connector housing among a pair of connector housings seal so as to seal a gap between an outer peripheral surface of a first connector housing and an inner peripheral surface of a second connector housing is provided. An inner peripheral surface of the sealing member is formed with protrusions and grooves which are aligned with a first wavelength in an axial direction of the sealing member. An outer peripheral surface of the sealing member is formed with protrusions and grooves which are aligned with a second wavelength in the axial direction. The first wavelength is equal to or smaller than the second wavelength. Positions of the protrusions of the inner peripheral surface are shifted from positions of the protrusions of the outer peripheral surface in the axial direction.

Abstract: A detachable plug connector, in particular a multiple plug connector, comprising a plug side (1) having an insulating plug housing (10) and having a plug element (2) embedded in the plug housing (10) comprising a pin segment (20) and a contact segment (21) for the electrically conductive connection to an external element, in particular a cable, and a socket side (3) having an insulating socket housing (30) and having a socket element (4) embedded in the socket housing (3) having a socket segment (40) and a contact segment (41) for an electrically conductive connection to an external element, in particular a cable (9), wherein the plug housing (10) can be plugged together with the socket housing (30) in a plug direction (S), and whereby the pin segments (20) of the plug elements (2) protrude into the socket segments (40) of the socket elements (4) in a contacting region (K1, K2) in the plugged state so that an electrical contact can be conveyed between the socket side (3) and the plug side (1) via the socket s

Abstract: The present invention relates to an apparatus and method for securing a box cover to a watthour meter socket box and relates to an apparatus, a system including a ring and fracturable locking system, in some embodiments, and method for securing a watthour electrical meter to a socket meter box. A locking sealing ring comprises an annular band, wherein a body portion of the annular band comprises a first band portion and a second band portion, and wherein the first band portion comprises a first ring end and the second band portion comprises a second ring end. A first tab is disposed on the first ring end and comprises a connector member. A second tab is disposed on the second ring end with the second tab comprising a receiver member, and wherein the connector member is adapted for connection with the receiver member.

Abstract: An electrical connector includes an insulating seat and a terminal module embedded with a plurality of first terminals. The terminal module includes an insulating body, the first terminals includes body portions embedded in the insulating body, mating portions extending from the body portions and leg portions extending from the insulating body. The insulating body integrally defines mound portions snugly surrounding the leg portions one by one at a joint of the insulating body and the leg portions.

Abstract: The invention relates to a direct plug-in element comprising: a plug housing (3), a direct contact (4) with a contact tongue (5), the contact tongue (5) having at least one contact section (50) for directly contacting an exposed contact area on a counterpart, and a catch device (6) for an interlocked connection between the plug housing (3) and the direct contact (4), in order to retain the direct contact (4) in the plug housing (3), the direct contact (4) being arranged in the plug housing (3), the contact tongue (5) having a first and second flat side (52, 53) and a first and second narrow side (54, 55), the catch device (6) comprising a first catch element (60) on the direct contact (4) and a second catch element (61) formed on the plug housing (3) complementary to the first catch element (60), the first catch element (60) being arranged on one of the flat sides (52, 53) of the direct contact (4), and the contact section (50) being arranged on one of the narrow sides (54, 55)of the contact tongue (5).

Abstract: A power receptacle includes two or more socket terminals and a locking mechanism. The socket terminals are configured for receiving respective pins of a mating electrical plug. The locking mechanism is operative to transition between an unlocked state, in which the socket terminals grip the respective pins with a first mechanical pressure, and a locked state in which the socket terminals grip the respective pins with a second mechanical pressure that is higher than the first mechanical pressure.

Abstract: Connector devices, systems, and related methods for connecting light emitting diode (LED) modules to thermal substrates and/or optical elements are disclosed. In some aspects, a connector device can include a connector body having a first side configured to engage an LED module and a second side configured to engage an optical element for mechanically coupling the LED module to the optical element. The connector device can further include a housing configured to receive a portion of an electrical wire for electrically coupling the LED module to the electrical wire. A connector system can include an annular body defining an opening and at least one LED module disposed in a portion of the connector. The connector can be configured to cover a portion of the LED module and leave another portion of the LED module exposed or visible.

Abstract: A plug-to-socket keying device includes a housing having an adjustment recess having a detent portion. A plurality of electrical contacts are carried by the housing. An alignment key is provided with a mating end. An indexing segment is connected to the mating end, which is shaped to define a plurality of rotational index positions. The alignment key is axially movable relative to the adjustment recess into a set position. The indexing segment is movable from the detent portion so as to allow rotation of the alignment key relative to the housing. A spring is arranged to bias the alignment key toward the set position. The alignment key is settable to a chosen one of the plurality of rotational index positions by moving the alignment key into its adjustment position and rotating the alignment key to the chosen rotational index position.

Abstract: The invention relates to a distribution strip (1) for telecommunications and data technology, comprising a housing (2) and connection contacts for cores, the distribution strip (1) having a front side (5) and a rear side (6), with connection contacts being accessible both from the front side (5) and from the rear side (6), the connection contacts on the front side (5) being electrically connected to the connection contacts on the rear side (6), at least the connection contacts on the front side (5) being in the form of core connection contacts (11), the core connection contacts (11) on the front side (5) being arranged laterally offset with respect to a side face (7, 8) of the housing (2) and extending at most as far as half the width (B) of the front side (5), and to a distribution block (50) comprising at least two distribution strips (1), which are fastened on a carrier system (6).

Abstract: A terminal, including an insertion groove to be pressed into by a conductor disposed between a pair of conductive arm parts, where a notched part larger than a width of the insertion groove is disposed at the end of the insertion groove.

Abstract: A cable connector for receiving a cable and a connector block. The cable connector including a first shell element with a first strain relief holding feature, a first connector block receiving feature, and a recess; a second shell element with a second strain relief holding feature, a second connector block receiving feature, and a projection; and a strain relief element defining a cable aperture sized to receive the cable, a compression collar, and a wing portion. The projection is received within the recess. The first and second strain relief holding features cooperate to support and maintain the strain relief element. The first and second connector block receiving features cooperate to support and maintain the connector block. The wing portion of the strain relief element is arranged to increase a holding ability of the strain relief element when a twisting or axial force is applied to the cable.

Abstract: A communication plug is described. The communication plug has a communication cable with a plurality of conductors, a plug housing, and a cable manager partially enclosed, within the plug housing. The cable manager has a load bar with a plurality of holes, a first cable management section connected to the load bar via a first hinge, and a second cable management section connected to the load bar via a second hinge. The first and second cable management sections are configured to fold together and partially enclose the cable before the cable manager is inserted into the plug housing.

Abstract: An electrical connector (100) includes a mating port (15) for insertion of a plug connector, a first indicating assembly (5) for indicating a communication status of the mating port, and a second indicating assembly (6) for indicating another communication status of the mating port. The first indicating assembly includes a first light pipe (51) extending along the front-to-back direction and a first light emitting diode (52) extending along a top-to-bottom direction. The first LED has a number of first pins for mounting onto an exterior substrate and a first light emitting portion (521). The first light emitting portion has a number of first surrounding walls (5211) over molded with a first opaque layer (71).

Abstract: An interconnect assembly and system are disclosed herein. An example of the interconnect assembly includes a first signal connector and a second signal connector. The example also includes a combination connector coupled to the first signal connector and the second signal connector. The example further includes a power bus coupled to the combination connector to supply power to the combination connector. Other elements, components, and features of the interconnect assembly are disclosed herein as are alternative examples of interconnect assemblies. Elements, components, and features of the system are also disclosed herein as are alternative examples of the system.

Abstract: A field installable backshell connector for a shielded cable provides an EMI shield around control signal conductors and a plastic connector of the cable and also provides a mechanical terminal of the cable. The backshell connector provides a low impedance ground path from the cable shield to a connector socket. The connector socket includes a plastic connector header that is shielded by a grounded metal shroud. When connected to the socket, the backshell is abutted with the connector socket shroud to complete the low impedance ground path from the cable shield in order to shunt electrical noise introduced on the cable shield, connector backshell and shroud to ground to resist electrical interference.

Abstract: The invention relates to an adapter device with a mechanical interface and with an electrical interface for the electrical connection to an electronic insert of a measuring apparatus housing comprising a sensor unit. According to the invention, the adapter device comprises a supporting element, and the mechanical interface for a mechanical securing of the adapter device is configured at an interface slot of the electronic insert and/or of the measuring apparatus housing, as a resilient and non-electrically conducting casting compound which partially surrounds the supporting element of the adapter device, with at least one contour element which is adapted substantially true to contour to the interface slot and which establishes a securing operative connection to said slot.

Abstract: A new and useful electrical connector is provided, that is designed to protect existing electrical outlets from trauma and destruction, by preventing them from being dislodged by movement of a patient support such as a hospital bed, or scraped off of the wall by passing (moving) machinery, hospital beds, equipment and vehicles during the normal use of the bed, the machinery, or equipment. in this application reference to an electrical plug component encompasses traditional 2 or 3 prong plugs that pima into grounded or ungrounded wall outlet sockets, as well as phone or laptop jacks that would plug into wall outlet sockets configured for such jacks. In addition, a new and useful coupling structure, for electrical couplings that need to be spaced from a wall socket, is provided.

Abstract: An inner contact of a coaxial connector has a body with a plurality of spring fingers, the spring fingers each provided with a contact surface. A plurality of transitions from the contact surfaces are provided as curved surfaces. The curved surfaces may be formed, for example, by chamfer, electrical discharge machining or the like, such that an edge to a slot between the spring fingers does not contact the contact surface.

Abstract: A coaxial cable connector includes, in one embodiment, a coupler, a body, an inner conductor engager and an outer conductor engager. The connector also includes a driver configured to axially move along an axis as a result of at least one axial installation force.

Abstract: A coaxial connector that can be prevented from being detached from a coaxial cable. A coaxial connector is attached to a coaxial cable including a central conductor, an insulating body having a foam structure or a hollow structure, an outer conductor, and an insulating film. A housing includes a cylindrical part, and a holding part extending from the cylindrical part in the x-axis direction. A bushing is attached to the housing. A socket is located at the center of the cylindrical part in plan view in the z-axis direction, and is connected to the central conductor. The holding part includes a crimp portion that holds the outer conductor, and a crimp portion that holds the insulating film. The crimp portion has a protrusion at a surface which contacts the insulating film.

Abstract: An electrical connector is provided for terminating a plurality of electrical conductors. The electrical connector includes a terminal subassembly having terminals configured to be electrically connected to the electrical conductors. The terminal subassembly has an insulator holding the terminals. The terminal subassembly has a mating interface where mating surfaces of the terminals mate with a mating connector. The mating interface of the terminal subassembly is approximately flat. The electrical connector also includes a metal shell holding the terminal subassembly. The metal shell has the cross-sectional shape of an oval.

Abstract: A cable connector assembly includes an insulative housing defining a cavity, a number of contacts retained in the insulative housing, a metallic shell enclosing the insulative housing, and a cable electrically connected with the contacts. The contacts comprise a number of first and second contacts, The cable has at least one pair of differential wires, the pair of differential wires comprising a pair of signal wires and a grounding wire. Each signal wire includes a number of inner wires and an insulator enclosing the inner wires. A metallic conductive layer is disposed between the inner wires and the insulator.

Abstract: A USB plug connector (100) includes an insulative housing (1), a number of contacts (2) retained in the insulative housing, a metal shield (3) covering the insulative housing, a PCB (4) soldered with the contacts, an insulative cover (5) partly molded over a part of the metal shield, and a cable (6) connecting to the PCB and electrically connected with the contacts. The metal shield includes a top wall (31), a bottom wall (32), a front wall (33) connecting with the top wall and the bottom wall, and a pair of sidewalls (34) extending from two lateral edges of the front wall and retained between the top wall and the bottom wall. Each sidewall has a pair of protrusions (35) respectively on an upper edge and a lower edge thereof Each of the top wall and the bottom wall has a number of cutouts (312) correspondingly receiving the protrusions.

Abstract: A connector with an expandable chip includes a base, a plurality of conductive terminals, and a plurality of connection terminals. The base has a front terminal surface and a rear terminal surface. The front terminal surface is extended forward to form a tongue portion, and the rear terminal surface is defined inward to form a slot. The conductive terminals are correspondingly arranged in upper terminal slots of the tongue portion, and one terminal of each conductive terminal is exposed from the slot. The connection terminals are correspondingly arranged in the lower terminal slots of the tongue portion, and one terminal of each connection terminal is exposed from the slot. When a circuit board with a chip is inserted into the slot, the circuit board can be simultaneously electrically connected to the conductive terminals and the connection terminals, thus providing the function of the chip mounted on the circuit board.

Abstract: An electrical contact device may include an insulating first body having a first surface, one or more electrical contacts received in the first body and protruding a distance from the first surface, and an insulating second body configured to prevent access by an object such as a human body portion to the protruding electrical contacts. The second body may include a first side wall and a second side wall which are configured to allow the one or more electrical contacts protruding from the first surface to be interposed between the first and second side walls. The first and second side walls may define a width smaller than a dimension of an object such as a body portion so that access by the object to the one or more electrical contacts protruding from the first surface can be prevented.

Abstract: An electrical contact for being loaded in an electrical connector electrically connecting an IC module to a printed circuit board (PCB) includes a first contact, a second contact and an elastic arm. The first contact includes a first mating portion and a first connecting portion. The first mating portion defines a first contacting end for connecting with the IC socket. The second contact includes a second mating portion and a second connecting portion. The second contacting portion defines a second contacting end for connecting with the PCB. The first and second connecting portions are coupled with each other, the first elastic element rings around the first mating portion of the first contact and presses against the second connecting portion of the second contact.

Abstract: The invention provides a connector including a body, first, second, third, and fourth terminals, and first and second connection objects. The body includes a first recess including a first bottom and a first side wall, and a second recess including a second bottom and a second side wall. The first terminal includes a first connecting portion provided in or on the first bottom, or with clearance from the first bottom. The second terminal includes a second connecting portion provided in or on the first side wall. The third terminal includes a third connecting portion provided in or on the second bottom, or with clearance from the second bottom. The fourth terminal includes a fourth connecting portion provided in or on the second side wall. The first connection object is connected to the first and second connecting portions. The second connection object is connected to the third and fourth connecting portions.

Abstract: A connector is mateable with a mating connector along a first direction. The mating connector has a mating contact portion. The connector comprises a housing and a contact. The housing has a holding portion and a stop portion. The contact has a held portion, a pressed portion and a contact point. The held portion is held by the holding portion. The pressed portion is provided between the held portion and the contact point. The contact point is located between the held portion and the pressed portion in a second direction perpendicular to the first direction. The contact point is brought into contact with the mating contact portion and moved in the second direction under a mated state of the connector with the mating connector. The pressed portion is pressed against the stop portion when the contact point is brought into contact with the mating contact portion.

Abstract: A memory card connector includes first and second connectors including first and second housings having first and second storage sections, respectively, and first and second contacts which connect with terminals of first and second memory cards removably-inserted into the first and second storage sections, respectively. The first and second connectors are superposed on each other in a direction of thickness thereof. Each first contact includes a first tail which is mountable to a circuit board and positioned on an outer peripheral side of a first side surface of the first housing. The second housing includes a second side surface located at a different position from the first side surface as viewed in the thickness direction. Each second contact includes a second tail which is mountable to the circuit board and positioned on an outer peripheral side of the second side surface.

Abstract: The invention relates to an electrical connecting module comprising: a module housing (101), which comprises a module receptacle (103, 119, 1209) with a first electrical connection terminal (105, 107); a module element (109, 1205) with a second electrical connection terminal (111, 113) and with a third electrical connection terminal (115, 117), wherein the module element (109, 1205) for electrically connecting the first connection terminal (105, 107) to the second connection terminal (111, 113) can be inserted (into the module receptacle (103, 119, 1209) and can be held in the module receptacle (103, 119, 1209) by means of a detachable latching connection; and a release device (125) for releasing the latching connection.

Abstract: A method of manufacturing a lead connector for an implantable medical device including connecting proximal ends of a plurality of conductive wires to an inner surface of a corresponding ring contact, placing a distal frame over distal ends of each of conducive wire of the plurality of conductive wires, the distal ends passing through corresponding shafts in the distal frame from a rear face of the distal frame and extending beyond a front face of the distal frame, arranging the distal frame along with the conductive wires and corresponding ring contacts within a mold cavity, filling the mold cavity with a mold material, the mold material abutting the rear face of the distal frame, and removing a resulting lead connector from the mold cavity.

Abstract: A connector system includes a pass-through connector that includes a housing with a front and a rear opposite the front. The front of the housing has a front opening, and the rear of the housing has a rear opening. The housing also has a cavity between the front opening and the rear opening. The pass-through connector also includes conductors which are held by the housing in the cavity. The system also includes a plug that is received in the cavity through the front opening. The plug has a contact holder that holds plug conductors. The contact holder has a head that is received in the cavity, and the head is configured to push contaminants from the cavity through the rear opening as the plug is loaded into the cavity.

Abstract: Communications jacks include a plurality of contacts that are configured to move between a resting position and a deflected position and at least one biasing member that is separate from the plurality of contacts that biases at least a first of the plurality of contacts towards its resting position. The jacks further include a printed circuit board that includes a first contact structure that is configured to electrically connect to the first of the plurality of contacts when the first of the plurality of contacts is in its deflected position.

Abstract: A method for producing modular electrical connectors having varying contact element configurations includes providing a common header component having a plurality of receptacle spaces defined therein. A plurality of different contact sub-assemblies are provided having varying contact element configurations, with each of sub-assembly having a common size configured for receipt in the receptacle spaces. A pattern of the contact sub-assemblies is defined for a particular desired connector configuration from any combination of the contact sub-assemblies, and the contact sub-assemblies are fitted and adhered into the receptacle spaces in the header component according to the pattern. A kit may be provided with the modular components for making the connectors.

Abstract: A coaxial connector includes a body, a female connector, and a detecting structure. The female connector has a pillar, and the pillar connects with the body. The detecting structure has a movable socket and a flexible conductor, wherein the movable socket is slidably sheathed on the pillar, and an interval space is formed between the movable socket and the pillar. The flexible conductor is located in the interval space, and has a detecting terminal. A part of the detecting terminal exposes to outside the movable socket, the movable socket pushes the flexible conductor toward the body in order to electrically connect the detecting terminal with the body. Hence, an RF (radio frequency) signal switching element on a mother board can be driven to switch between a build-in RF unit and an external RF unit.

Abstract: Concave serrations are provided in an inner surface of a conductor crimping portion of a crimp terminal. A number of circular concave portions are provided in the inner surface of the conductor crimping portion as the concave serrations so as to be scattered in a state of being spaced aside from one another. A diameter of an inner bottom surface of each circular concave portion is set within a range of 0.15 (an error range is ±0.04) mm to 0.8 (the error range is ±0.04) mm. A serration angle between an extension surface of the inner bottom surface and an inner side surface of each circular concave portion is set within a range of 60 to 90 degrees. A shortest distance of a flat surface portion between peripheries of mutually adjacent circular concave portions is set to be 0.17 (the error range is ±0.09) mm.

Abstract: A connector includes at least one first contact and at least one second contact. Each of the at least one first contact and the at least one second contact includes a tail with a leg extending therefrom and an arm with a contact section arranged to electrically couple with a corresponding contact when the connector is mated to an electrical device or another connector. The leg of each of the at least one first contact is offset with respect to the leg of each of the at least one second contact.

Abstract: A terminal, including an insertion groove for pressing a conductor thereinto disposed between a pair of conductive arm parts, where, when t represents a distance from a center of a contact part between the conductive arm part and the conductor to an end of the conductive arm part at a time of pressing-in of the conductor; h represents a width of the conductive arm part at the end thereof; and Y represents a width between an arbitrary position of the insertion groove and an outer edge of the conductive arm s art the followin relation holds: at a point of (½)×t, Y=(h/?2)×(0.8 to 1.2).