Abstract: An electrical connector including a housing provided thereon with an opening through which a flat circuit device is inserted into the housing, a plurality of conductive contacts arranged on the housing, and a holding member formed in a body on the housing to be operative to hold the flat circuit device inserted in the housing and then to release the flat circuit device from holding by the holding member, wherein the holding member has a movable arm portion extending from an inside surface portion of the housing, and the movable arm portion is provided thereon with an engaging portion operative to engage with the flat circuit device inserted in the housing for holding the same and a releasing portion protruding from the movable arm portion through an aperture provided on the housing toward the outside of the housing and is operative to move the movable arm portion for disengaging the engaging portion from the flat circuit device.

Abstract: To allow a signal transmission medium inserted in a connector main body to be held and disengaged excellently with a simple structure, the structure is such that a lock member holding a signal transmission medium inserted in the connector main body is provided to a part of an elastically-displaceable lock arm member extending like a cantilever from a rocking fulcrum and disposed at one end of the connector main body on a rising side to excellently maintain a state of holding the signal transmission medium by the lock member with an elastic action of the lock arm member, a release operation from the lock member is easily performed with a relatively small operation force, and a load transmitted from the lock member to the lock arm member when the signal transmission medium is inserted or withdrawn is received at the end of the connector main body on the rising side to reduce direct load on a circuit wiring board side.

Abstract: An electrical connector including a housing provided thereon with an opening through which a flexible printed circuit board (an FPC) is inserted into the housing, a plurality of conductive contacts arranged on the housing, a conductive shell mounted on the housing for covering partially the same and provided with a holding member, and a movable lever, wherein the holding member comprises an arm portion extending from the conductive shell to the inside thereof, an engaging projection provided at an end of the arm portion for engaging with an engaging edged portion provided on the FPC inserted in the housing so as to hold the FPC, a pressure receiving portion extending from the engaging projection for receiving pressure from the movable lever and an indicating portion extending from the pressure receiving portion to take up selectively first and second positions for indicating a state of the holding member, and the indication portion taking up at least one of the first and second positions is able to be visuall

Abstract: An electrical connector including a housing having an opening through which an FPC is inserted into the housing, conductive contacts arranged on the housing for contacting with signal connecting terminals on the FPC, and a conductive shell member mounted on the housing and provided therein with a holding portion for holding the FPC inserted in the housing and a releasing portion for releasing the FPC from holding by the holding portion, wherein the holding portion extends into the housing from an end wall portion of the conductive shell member covering a side end portion of the housing to engage with the FPC and the releasing portion is movable in an operating direction intersecting a direction of arrangement of the conductive contacts and provided thereon with an engaging projection for engaging with the holding portion to release the same from the engagement with the FPC.

Abstract: It is made possible with a simple configuration to electromagnetically shield connection leg portions disposed below a signal transmission medium immediately when both connectors are fitted to each other. A connector main body portion are preliminarily provided with a terminal portion of the signal transmission medium and a transmission-medium-side shield cover that extends from between the another connector (second connector) and the connection leg portions on a transmission-medium side, and the connection leg portions on the transmission-medium side disposed below the signal transmission medium (thin coaxial cables) is covered from above with the transmission-medium-side shield cover when both the connectors are fitted to each other, so that electromagnetic interference (EMI) is successfully prevented from occurring.

Abstract: A signal transmission medium inserted in a connector main body portion, which can be held and released successfully with a simple configuration, is disclosed. A distal end portion of an elastically-displaceable cantilever-shaped locking arm member formed so as to be integral with a board connection leg portion (holddown) is provided with a locking portion engaged with a portion of the signal transmission medium inserted in the connector main body portion to hold the inserted state. The held state of the signal transmission medium is maintained by elastic action of the locking arm member extending in a relatively-elongated shape from a swinging fulcrum. Simultaneously, an unlocking-action force on the locking portion can be reduced, and an unlocking-operation force is stably received by the board connection leg portion (holddown) fixed to a printed circuit board so that improvement in strength is achieved.

Abstract: To allow electromagnetic shielding regarding a connecting portion between conductive contacts and a main wiring board to be excellently achieved with a simple structure without impairing productivity, a fit-in holding member being rotated from a fit-in releasing position to a fit-in acting position to maintain a state where connectors fit in together by rotation is provided with a conductive cover part covering a connecting portion between a counterpart connector and the main wiring board when the fit-in holding member is rotated to the fit-in acting position, and the connecting portion is covered with the conductive cover part. Electromagnetic shielding of that portion is performed simultaneously with the time when both of the connectors fit in together, thereby eliminating an increase in the number of manufacturing processes.

Abstract: An electrical connector comprising a housing provided on one of opposite end portions thereof with an opening through which an FPC is inserted into the housing, a plurality of conductive contacts arranged on the housing for coming into contact with signal connecting terminals on the FPC inserted in the housing, and a shell member mounted on the housing and provided therein with a holding portion operative to hold the FPC inserted in the housing, a releasing portion operative to release the FPC from holding by the holding portion and a connecting portion for connecting the releasing portion with the holding portion, wherein the releasing portion extends from the shell member, the connecting portion extends to be bent from the releasing portion, and the holding portion extends to be bent from the connecting portion, so that a U-shaped portion is constituted in the shell member with the releasing portion, the connecting portion and the holding portion.

Abstract: An electrical connector including a housing having first and second portions opposite to each other and provided on the second portion with an opening through which a flat circuit device is inserted in the housing along a direction extending toward the first portion and a mounting member fixed to the housing, wherein the mounting member comprises a base portion, a board connecting portion provided on the base portion to be connected with a solid circuit board which the first portion of the housing faces closely, an arm portion extending from the base portion into the housing, a locking portion provided on the arm portion for engaging with the flat circuit device inserted in the housing through the opening provided thereon to hold the same, and a manipulatable portion provided on the arm portion for protruding from the second portion of the housing to the outside of the housing, and the locking portion is operative to disengage from engagement with the flat circuit device when the manipulatable portion is mani

Abstract: To well prevent a conductive contact from being peeled off with a simple structure, a rear end portion of the conductive contact to which a cable-shaped signal transmission medium is coupled is directly held by a contact engaging part. Even when an external force due to so-called flapping or the like is added from the cable-shaped signal transmission medium to the conductive contact, the conductive contact is well prevented from being peeled off. Also, a guide inclined surface for positioning the cable-shaped signal transmission medium is provided at the contact engaging part, and the cable-shaped signal transmission medium can be stably mounted along the guide inclined surface of the contact engaging part, thereby easily and accurately performing operations at the time of mounting, such as positioning.

Abstract: An electrical connector comprising a manipulative lever operative to engage with a mating electrical connector, which has a body portion and a pair of end portions connected respectively with both ends of the body portion and supported respectively by a pair of supporting structures provided in a conductive shell covering partially an insulated housing, wherein each of the end portions of the manipulative lever comprises an elongated portion stretching to be bent from the body portion and a top end portion stretching further from the elongated portion so as to extend as a whole in a first direction from an end portion to a central portion of the insulated housing, the top end portion protrudes from the elongated portion in a direction perpendicular to an imaginary central axis of the elongated portion to form a stepped portion between the elongated portion and the top end portion, and a stopper member provided in the supporting structure engages with the stepped portion so as to prevent the end portion of the

Abstract: A coaxial connector device which comprises an insulating base 12 placed on a circuit board, a signal-joining contacting conductor 13 fixed to the insulating base 12 with a contact connecting portion 13a and a signal-connecting portion 13b, and a grounding contacting conductor 15 fixed to the insulating base 12 with a cylindrical side wall portion 15a surrounding the contact connecting portion 13a, ground-connecting portions 15b and connecting portions 15c for connecting the cylindrical side wall portion 15a to the ground-connecting portions 15b, wherein a groove 16 is formed between the signal-joining contacting conductor 13 and the grounding contacting conductor 15 on the insulating base 12 and at least one of the connecting portions 15c is deformed for becoming distant from the signal-joining contacting conductor 13, and with which miniaturization on the whole can be compatible with presentation of desirable and appropriate characteristic impedance which is of a value matching with characteristic impedance

Abstract: An electric connector makes it possible to achieve downsizing excellently to improve electric connection reliability by preventing deformation when fitting to a mating connector. An engaging projection projecting is provided on an opening end edge of either an insulating housing or a conductive shell. An engaging hole into which the engaging projection is inserted is provided on the other opening end edge. The insulating housing and the conductive shell are fixed to each other in a direction orthogonal to the fitting direction by inserting the engaging projection into the engaging hole so that rigidity is largely increased. The fixation mechanism of the insulating housing and the conductive shell do not project inside the insulating housing so that it is possible to reduce the height and make pitches narrow.

Abstract: An electrical connector comprising an end portion of a flat circuit device which forms a connectively engaging protrusion on which a plurality of contacting terminals are arranged and a supporting board portion for supporting the connectively engaging protrusion, and first and second conductive shells having respectively first and second plate portions opposite to each other with the supporting board portion between, wherein the first conductive shell is attached to the supporting board portion with the first plate portion thereof covering directly a first surface of the supporting board portion and the second conductive shell is attached also to the supporting board portion with the second plate portion thereof covering directly a second surface opposite to the first surface of the supporting board portion, so that the first and second conductive shells are operative to hold the connectively engaging protrusion supported with the supporting board portion for causing the same to engage with a mating electrica

Abstract: A cable connecting apparatus comprises a plug type connector having a connectively engaging portion provided with a plurality of plug contacts which are arranged on each of first and second opposite surfaces of the connectively engaging portion to be connected with cables and a receptacle type connector having a housing on which an opening through which the connectively engaging portion of the plug type connector is inserted is formed at an end portion of the housing and a plurality of receptacle contacts arranged in the housing, wherein each of the receptacle contacts is provided with a pair of contacting points for coming into press-contact with the plug contact respectively on both sides of the first and second surfaces of the connectively engaging portion of the plug type connector and a distance from the end portion of the housing to one of the contacting points is different from a distance from the end portion of the housing to the other of the contacting points.

Abstract: An electrical connector including a housing provided with an opening through which a flat circuit device is inserted into the housing, a plurality of conductive contacts arranged on the housing, and reinforcing mount members provided respectively on end portions of the housing in its longitudinal direction to be used for mounting the housing on a solid circuit board, wherein a holding member is formed in the reinforcing mount member to extend into the housing for engaging with the flat circuit device inserted in the housing to hold the same, a releasing member is formed in the housing to be movable with a first end portion thereof operative to project out of the housing and a second end portion thereof operative to engage with the holding member, and the releasing member is moved so that the second end portion of the releasing member causes the holding member to be released from engagement with the flat circuit device inserted in the housing when the first end portion of the releasing member is pushed toward