Abstract: An optical connector system comprises at least one shield case (14) provided through a panel (12) at a through-hole of the panel, and at least one pair of housings (13 and 13?) provided in the shield case, each housing receiving at least one plug (17) and having at least one sleeve (15) for aligning and holding top end of the plug. The shield case comprises at least one insertion hole (25) in which the plug is inserted, a partition plate (24) made of a conductive material and provided between the pair of housings, and a flange portion (27) made of a conductive material and grounded to the ground of the panel. The partition plate and flange portion are provided such that leakage and entrance of electromagnetic waves from the through-hole of the panel are minimized.

Abstract: A coaxial electrical connector comprises an outer conductor (10) having a tubular section (11); a central conductor (20) having a contact section (21) extending in the axial direction in the tubular section (11); and a dielectric block (30) molded to hold together both the conductors (10, 20). The central conductor (20) has a radial section (22) extending outwardly in the radial direction from the bottom of the contact section (21) and a connection portion (23A) on the bottom face of the radial section (22) for contact with a circuit board. The central conductor 20 has a surface-processed portion so as to form at least one of a raised portion (24) and an indented portion (22A) and is in contact with the dielectric block at the surface-processed portion.

Abstract: An electrical connector for a flat cable (C) comprises a housing (1) having an open mouth (14), a plurality of terminals (2) arranged and maintained in the housing, each terminal having a contact section (12) at a position facing the open mouth of the housing and a bearing section (4) at a position corresponding to and opposed to the contact section with respect to the flat cable, and a pressure member (15) rotatable between an open position and a closed position. The pressure member includes a plurality of grooves for receiving ends of the terminals and at least one pressure section provided between the grooves for pressing the flat cable to the contact sections at the closed position.

Abstract: A modular jack and a modular jack connector which are suitable for use in twisted pair wiring system and suppress coupling in and out of a modular jack are provided. A modular jack, comprising, a hollow housing of which one end is opened, and eight conductor pins which are arranged with predetermined intervals to right and left directions inside said housing, each of said conductor pins has bending portion projecting toward said opening portion (this direction is defined by “forward”), lower part of said each conductor pin corresponds to a conductor pin leg which passes through bottom of said housing, when numbers from No. 1 to No. 8 are given respectively to said each conductor pin starting from right, each set of conductor pins of No. 1 and No. 2, No. 3 and No. 6, No. 4 and No. 5, and No. 7 and No. 8 is used respectively as conductor pair, bending portions of said No. 3 and No. 6 conductor pins are positioned more forward than bending portions of other conductor pins, and conductor pin legs of said No.

Abstract: An electronic component assembly mounted on a circuit board (1) comprises an intermediate connector (2) mounted on the circuit board and having a first space (7) for accommodating first electronic components (8A, 8B, and 8C) provided on the circuit board and a unit body (11) provided on the intermediate connector and connected to the circuit board through the intermediate connector. The unit body comprises a connector member (12) having a second space (16) and a mounting member (13) having second electronic component (19A, 19B, and 19C) accommodated in the second space.

Abstract: An electrical connector (11) comprises an insulating housing (13), a plurality of contact elements (10) provided in a widthwise direction of the insulating housing, at least one guide portion 917) provided at a position where no contact element is present and guiding the connector to a position for plugging with a mating electrical connector (12), and a lock portion (18) provided at a top of the guide portion. The lock portion has a shape of a substantially sphere or a shape of a polyhedron having a top view of a substantially circle and locks a plugging condition between the electrical connectors.

Abstract: An electrical connector for a flat type conductor comprises terminals (20) with contact portion brought into contact with the flat conductor (F) when the flat conductor moves to the the closed position, and a pressing member (40) rotatable between the open and closed positions, wherein each terminal includes a base (21) and a main arm (22) having a first arm portion (24) and a second arm portion (25), at least one of the first and second arm portions having a sub-arm portion (27 and 33). When the pressure member is moved to the closed position, the sub-arm portion is resiliently deformed about a joint portion between the sub-arm portion and the main arm so that a distal end of said sub-arm portion presses the flat type conductor.

Abstract: A modular plug which is fitted in a modular jack so as to connect twisted pair wires is provided. The modular plug comprises a housing, a guide plate which is fitted in the housing so as to separate the twisted pair wires from one another, and terminals and which are connected to electric wires untwisted from the tips of the twisted pair wires, wherein the separated twisted pair wires are held between the internal surfaces of the housing and the guide plate, thereby reducing near end crosstalk and keeping an attenuation thereof within a predetermined range.

Abstract: A tandem type optical connector (11) includes at least one tandem type adaptor (13) having opposite plug engaging cavities (19) each receiving an optical cable connector (14, 14?) and a shield cover (20, 31) provided over the adaptor (13) and having at least one panel fixing member (21) to attach the optical connector (11) to a panel at an angle other than right angles with respect to the panel (12).

Abstract: An electrical connector comprises a housing (12) and a substantially rectangular case (13) made of a metal and enclosing the housing. The rectangular case includes at least one connection portion (28) on a side of a lower surface thereof for connection with a circuit board, a resilient lock piece (20) and a pair of shield pieces (26) between the upper and lower surfaces the rectangular case for engaging a mating connector. The upper surface of the case is made flat for easy assembling with the housing. The resilient lock piece has a bending portion (21), which is bent toward an inner of the rectangular case and the shield pieces are provided on sides of the resilient lock piece.

Abstract: A modular jack and a modular jack connector which are suitable for use in twisted pair wiring system and suppress coupling in and out of a modular jack are provided. A modular jack, comprising, a hollow housing of which one end is opened, and eight conductor pins which are arranged with predetermined intervals to right and left directions inside said housing, each of said conductor pins has bending portion projecting toward said opening portion (this direction is defined by “forward”), lower part of said each conductor pin corresponds to a conductor pin leg which passes through bottom of said housing, when numbers from No. 1 to No. 8 are given respectively to said each conductor pin starting from right, each set of conductor pins of No. 1 and No. 2, No. 3 and No. 6, No. 4 and No. 5, and No. 7 and No. 8 is used respectively as conductor pair, bending portions of said No. 3 and No.

Abstract: An intermediate board electrical connector comprises a circuit board having two non-parallel straight edges, a plurality of connections sections (12 and 13) arranged along the straight edges at regular intervals, and a plurality of wiring conductors (14) connecting the corresponding connection sections (12 and 13). The connection sections (12 and 13) are connected to connectors (20 and 30), respectively.

Abstract: The present invention provides an optical connector for coupling one optical fiber wire 18 with another optical fiber wire 18′ in physical contact. The optical connector comprises a receiving portion 21 including a support region 22 adapted to support the optical fiber wires 18, 18′ along the axis of said receiving portion. The axis 24 of the receiving portion is offset from the axis 25 of the optical fiber wire in a posture of being ready to be inserted into the receiving portion 21. When the optical fiber wire 18 is inserted into the receiving portion 21, the inserted optical fiber wire 18 is brought into contact with and bent by a guide region 23, and then the optical fiber wire is slidably moved along the support region 22 of the receiving portion 21. Finally, with keeping the optical fiber wire to be supported by the support region 22, the end of the optical fiber wire 18 is brought into physical contact with the end of another optical fiber wire 18′.

Abstract: A plug frame for an optical connector component comprising a ferrule for receiving an end portion of a core optical fiber of a fiber optic cable and a plug frame for floatingly supporting the ferrule. The plug frame is configured as a one-piece component. This allows reduction of the number of component parts and assembling steps, simplification of the assembling operations and reduction of the manufacturing cost.

Abstract: A modular jack (41) in which a modular plug (75) is plugged, comprises a housing body (42) including a cavity (52) at a front side thereof in which the modular plug (75) is plugged and a rear wall (56) having openings (57 and 58) and fixed portions (59 and 60), and a plurality of terminals (43-50) fixed to the fixed portions (59 and 60) and extend to the cavity (52) in a form of cantilevered beams supported by the fixed portions (59 and 60).

Abstract: An electrical connector (1) for a flat conductor (40) having engagement steps (42) comprises terminals (32) arranged in a housing (10) and having contact portions (33A), and a pair of engagement members (13) having engaging means (13A), which engage the engagement steps of the flat conductor in concert with the contact portions to firmly hold the flat conductor in the housing.

Abstract: An electrical connector for a flat cable (C) comprises a housing (1) having an open mouth (14), a plurality of terminals (2) arranged and maintained at the housing and having contact sections (12) at positions facing to the open mouth of the housing, a pressure member (15) rotatable around a rotational axis (18A) and between an open position where the flat cable is inserted from the open mouth into an insertion space and arranged on the contact sections and a closed position where the flat cable is pressed towards the contact sections. The connector also comprises at least one bearing section (4) provided in the terminal for rotation of the pressure member at the rotational axis and at least one engaging section (10 and 17A) provided in the terminal and the pressure member and holding the pressure member at the open position by an engaging force generated by concerted movement of the terminals and the pressure member.