U.S. Patent Application Publication No. 2013/0273781 A1, published Oct. 17, 2013, discloses an electrical connector including a connector housing and a plurality of leadframe assemblies supported by the connector housing. U.S. Patent Application Publication No. 2013/0273781 A1, published Oct. 17, 2013, is hereby incorporated by reference as if set forth in its entirety herein. As illustrated in
In one aspect of the present disclosure, an organizer is configured to maintain alignment of a plurality of leadframe assemblies of an electrical connector. The organizer can include an electrically insulative body that includes a stiffener wall and a projection that extends from the stiffener wall, wherein the electrically insulative body defines a plurality of grooves that extend into the projection and are spaced from each other along a first row. The electrically insulative body is sized to be inserted into a channel defined by the leadframe assemblies.
In another aspect of the present disclosure, an organizer is configured to maintain alignment of a plurality of leadframe assemblies of an electrical connector. The organizer can include an electrically insulative organizer body comprising a rear wall, a top wall that extends from an upper end of the rear wall in a forward direction that is oriented along a longitudinal direction. The organizer can further include a plurality of divider walls that are supported by the organizer body and spaced from each other along a lateral direction so as to be positioned for insertion between adjacent leadframe assemblies of an electrical connector. The lateral direction is perpendicular to the longitudinal direction
Electrical connectors that include the organizer and associated methods are also disclosed.
The foregoing summary, as well as the following detailed description of an example embodiment of the application, will be better understood when read in conjunction with the appended drawings, in which there is shown in the drawings example embodiments for the purposes of illustration. It should be understood, however, that the application is not limited to the precise arrangements and instrumentalities shown. Unless otherwise indicated, all dimensions shown in the drawings are in mm. In the drawings:
Referring initially to
The body 52 includes a stiffener wall 58 and a projection 60 that extends out from the stiffener wall 58. The grooves 54 can extend into the projection 60, and can thus be defined by the projection 60. The stiffener wall 58 and the projection 60 can be monolithic with each other. Alternatively, the stiffener wall and the projection 60 can be separate from each other and attached to each other in any manner as desired. It should be appreciated that the stiffener wall can be electrically insulative. For instance, the stiffener wall 58 can be made of a plastic. Alternatively, for instance, if the stiffener wall 58 and the projection 60 are separate from each other and attached to each other, the stiffener wall 58 can be made of an electrically conductive material, such as metal, for instance, if the stiffener wall 58 is spaced from the ground plate in instances where the ground plate carries electrical current. The organizer 50 can further include a debris pocket 59 formed between the stiffener wall 58 and the projection 60.
The projection 60 can extend from the stiffener wall 58 in a forward direction that is oriented along a longitudinal direction L. In particular, the stiffener wall 58 defines a front surface 58a and a rear surface 58b that is opposite the front surface 58a. The front surface 58a is spaced from the rear surface 58b along in the forward direction. The projection can extend from the front surface 58a in the forward direction. The stiffener wall 58 can have a thickness along the longitudinal direction L that is between approximately 0.2 mm and approximately 2 mm. For instance, the thickness of the stiffener wall 58 can be between approximately 0.4 mm and approximately 1 mm. In one example, the thickness of the stiffener wall is approximately 0.6 mm. The stiffener wall 58 can be elongate in a lateral direction A that is perpendicular to the longitudinal direction L. The opposed surfaces 61 can be spaced from each other along the lateral direction A. The grooves 54 can extend through the projection 60 along the longitudinal direction L, and can terminate at the stiffener wall 58. The opposed surfaces 61 can be spaced from each other along the lateral direction A. Further, the opposed surfaces 61 can extend from the stiffener wall 58 along the forward direction. The grooves 54 can extend into the projection 60 along a transverse direction T that is perpendicular to both the longitudinal direction L and the lateral direction A. Each of the grooves 54 can terminate in the projection 60 at a base 55 that is connected between the opposed surfaces 61. The base 55 can define a rounded surface or alternatively shaped surface as desired. In one example, the base 55 can define a surface that is concave with respect to the corresponding groove 54.
The grooves 54 can be arranged in at least one row that is oriented along the lateral direction A. For instance, at least a plurality of the grooves 54 up to an entirety of the grooves 54 can be aligned with each other along a first row 56. Each of the grooves 54 of the first row can be sized and shaped to receive a complementary retention wall of respective ones of the leadframe assemblies 36 (see
Referring also to
At least a plurality of the alignment arms 62 up to an entirety of the alignment arms 62 can extend to a depth between approximately 2 mm and approximately 10 mm from the proximal end 62a to the distal end 62b along the longitudinal direction L. Thus, at least a plurality of the alignment arms 62 up to an entirety of the alignment arms 62 can extend to a depth between approximately 2 mm and approximately 10 mm with respect to the front surface 58a of the stiffener wall 58 along the longitudinal direction L. It can further be said that at least a plurality of the alignment arms 62 up to an entirety of the alignment arms 62 can extend to a depth between approximately 2 mm and approximately 10 mm from the body 52 along the longitudinal direction L. For instance, the depth can be between approximately 2 mm and approximately 6 mm. In one example, the depth can be approximately 3.9 mm. It should be appreciated that the alignment arms 62 can have any cross-sectional shape as desired.
Referring now also to
Each of the leadframe assemblies 36 can further include an electrically conductive ground plate that is supported by the leadframe housing 38 in the manner illustrated in
Adjacent ones of the leadframe assemblies 36 can be spaced apart a distance along the lateral direction A that is equal to the thickness of the alignment arms 62 along the lateral direction A. The alignment arms 62 can bear against respective adjacent ones of the leadframe assemblies 36 so as to maintain the spacing of the leadframe assemblies 36 from each other at the distance D.
The electrical connector 39 can further include the organizer 50 that is inserted into a channel 44 defined by apertures 46 of each of the leadframe assemblies 36. Thus, the apertures 46 of each of the leadframe assemblies 36 can be substantially aligned with each other along the lateral direction A so as to define the channel 44. For instance, the apertures 46 can be defined in a rear end 45b of the leadframe assemblies 36 that is opposite the front end 45a. In one example, the apertures 46 extend into the leadframe housings 38 in the forward direction. The channel 44, and thus the organizer 50, can be positioned adjacent the mounting interface 43. That is, the channel 44 can be disposed closer to the mounting interfaces 43 than upper surfaces 53 of the leadframe assemblies 36 that are opposite the mounting interfaces 43 along the transverse direction T. For instance, the channel 44 can be spaced from the mounting interface 43 a first distance, and spaced from the upper surface a second distance that is at least twice the first distance.
In one example, the channel 44 can be sized and shaped to receive the stiffener wall 58. In a further example, the rear surface 58b of the stiffener wall 58 can be inserted into the channel 44 or otherwise flush with the rear surfaces of the leadframe assemblies 36 that define the apertures 46 of the channel 44. At least a plurality of the alignment arms 62 of the organizer 50 can extend between adjacent ones of the leadframe assemblies 36. For instance, at least a plurality of the alignment arms 62 can extend to a location that is aligned with the ground plate of the adjacent ones of the leadframe assemblies 36 along the lateral direction A. In one example, the alignment arms 62 can be in contact with the ground plate. At least a portion up to an entirety of the apertures 46 can be defined by the leadframe housings 38, Further, a portion of the apertures 46 can be defined by the ground plate.
The leadframe assemblies 36 can define respective first retention walls 41a that are configured to be inserted into the respective ones of the grooves 54 of the first row 56. In one example, the first retention walls 41a can be sized to be press-fit into the grooves 54 of the first row 56 when the organizer is inserted into the channel 44. Further, the leadframe assemblies 36 can define respective second retention walls 41b that are configured to be inserted into the respective ones of the grooves 54 of the second row 57. In one example, the second retention walls 41b can be sized to be press-fit into the grooves 54 of the second row 57 when the organizer is inserted into the channel 44. The second retention walls 41b can be disposed between the first retention walls 41a and the mounting interface with respect to the transverse direction T. The first and second retention walls 41a and 41b can partially define the apertures 46 that, in turn, define the channel 44. As described above, the opposed surfaces 61 of the grooves 54 can be spaced apart a distance along the lateral direction A that is substantially equal to a thickness of the retention walls 41a-b along the lateral direction A so as to be press-fit into the respective ones of the grooves 54. Thus, physical interference with respect to one or both of the lateral direction A and the transverse direction T between the retention walls 41a-b and the organizer 50 can help limit or prevent movement of the leadframe assemblies 36 with respect to the organizer 50.
In one example, the apertures 46 and the channel 44 defined by the rear end 45b of the leadframe assemblies 36 can be referred to as a first plurality of apertures 46 and a first channel 44. As illustrated in
It should be appreciated that a method can be provided for aligning the plurality of leadframe assemblies 36 of the electrical connector 39. The method can include the steps of supporting the leadframe assemblies 36 by the connector housing 49, and subsequently inserting the organizer 50 into the channel 44 of the electrical connector 39 in the manner described above.
Referring now to
The electrical signal contacts 108 can define mating ends 108a and mounting ends 108b. Similarly, the ground plate 110 can define mating ends 110a and mounting ends 108b. The mating ends can be oriented perpendicular to the mounting ends, such that the electrical connector 100 can be configured as a right-angle electrical connector. Alternatively, the mating ends can be oriented parallel to the mounting ends, such that the electrical connector 100 can be configured as a vertical electrical connector.
The organizer 112 includes an electrically insulative body 118 that defines a rear wall 120, a top wall 122 that extends from an upper end of the rear wall in a forward direction that is oriented along a longitudinal direction L that is perpendicular to the lateral direction A. The divider walls 114 are supported by the organizer body 118. For instance, the divider walls 114 can be monolithic with the organizer body 118. Alternatively, the divider walls 114 can be separate from the organizer body 118 and attached to the organizer body 118 using any attachment mechanism as desired. The divider walls 114 are positioned to be inserted between adjacent ones of the leadframe assemblies 104. The organizer 112 can further define a channel 124 that extends into the organizer body 118 in a rearward direction opposite the forward direction. The organizer 112 can further include at least one alignment member 126 that extends from the organizer body 118 in to the channel 124. The at least one alignment member 126 of the organizer 112 can be configured to engage a complementary alignment member of the connector housing 102 when the organizer 112 is attached to the connector housing 102. The channel 124 can be disposed between the top wall 122 and the divider walls 114 with respect to a transverse direction T that is perpendicular to both the longitudinal direction L and the lateral direction A. The organizer body 118 defines a plurality of apertures 128 that extend through the rear wall 120 in the longitudinal direction L at a location aligned with respective ones of gaps 116 in the longitudinal direction L.
The connector housing 102 defines a front end 130 that defines mating interface 132, such that the mating ends 108a of the signal contacts 108 and the mating ends 110a of the ground plate 110 are disposed proximate to the mating interface 132. The connector housing 102 further includes a top wall 134 that extends from the front end 130 in the rearward direction. The top wall 122 of the organizer 112 and the top wall 134 of the connector housing 102 can be positioned such that the top wall 122 of the organizer 112 covers the top wall 134 of the connector housing 102 when the connector housing 102 and the organizer 112 are attached to each other. Further, when the connector housing 102 and the organizer 112 are attached to each other, a portion of the top wall 134 of the connector housing 102 extends out from the top wall 122 of the organizer 112 along the forward direction. A terminal end of the top wall 134 at the rear end of the top wall 134 can be inserted into the channel 124 when the connector housing 102 and the organizer 112 are attached to each other.
The connector housing 102 can further include a plurality of divider walls 136 that are spaced from each other in the lateral direction A. The connector housing 102 thus defines a plurality of channels 138 that extend between adjacent ones of the divider walls 136 in the lateral direction A. The channels 138 can be aligned with respective ones of the channels 124 of the organizer 112. Accordingly, respective ones of the leadframe assemblies 104 can be disposed in aligned ones of the channels 124 and 138 of the organizer 112 and the connector housing 102, respectively. The channels 138 can further extend into a bottom end of the top wall 134.
The connector housing 102 can further define at least one complementary alignment member 140 that is configured to engage the respective at least one alignment member 126 of the organizer 112 when the organizer 112 is attached to the connector housing 102. For instance, the at least one alignment member 140 can be configured as a channel 142 that is defined by the top wall 134. Thus, the alignment member 140 can be configured to receive the alignment member 126. Alternatively, the alignment member 126 can be configured to receive the alignment member 140.
The top walls 112 and 134 can abut each other, such that a downward force applied to the top wall 122 of the organizer in the downward direction is transferred to the connector housing 102. The downward force applied to the top wall 122 of the organizer 112 can therefore be sufficient to insert the mounting ends 108b and 110b into respective apertures of the underlying substrate.
The leadframe housings 106 can define a plurality of cutouts 144 that are defined by an upper end 146 of respective ones of the leadframe housing 106. The portions of the upper ends 146 of the leadframe housings 106 that define the cutouts 144 can be aligned with a portion of an upper end of the ground plates 110 of the respective leadframe assemblies 104 in the lateral direction A. The organizer 112, and in particular the organizer body 118 can include a plurality of base walls 148 that are aligned with the channels 124, and thus aligned with respective ones of the gaps 116 in the longitudinal direction. Accordingly, the base walls 148 can be inserted into respective ones of the cutouts 144.
The organizer body 118 can further include the plurality of apertures 128 that extend through the rear wall 120 in the longitudinal direction L. The apertures 128 can be disposed at a location that is aligned with respective ones of gaps 116 between adjacent ones of the divider walls 114. A portion of an aligned one of the leadframe assemblies 104 can extend at least into or through each of the apertures 128. For instance, the portion of the aligned ones of the leadframe assemblies 104 can include a portion of the leadframe housing 106 and a portion of the ground plate 110.
The foregoing description is provided for the purpose of explanation and is not to be construed as limiting the electrical connector. While various embodiments have been described with reference to preferred embodiments or preferred methods, it is understood that the words which have been used herein are words of description and illustration, rather than words of limitation. Furthermore, although the embodiments have been described herein with reference to particular structure, methods, and embodiments, the electrical connector is not intended to be limited to the particulars disclosed herein. For instance, it should be appreciated that structure and methods described in association with one embodiment are equally applicable to all other embodiments described herein unless otherwise indicated. Those skilled in the relevant art, having the benefit of the teachings of this specification, may effect numerous modifications to the electrical connector as described herein, and changes may be made without departing from the spirit and scope of the electrical connector, for instance as set forth by the appended claims.
This application is the U.S. National Stage of and claims priority to International Patent Application Number PCT/US2015/063122, filed Dec. 1, 2015, entitled “ORGANIZER FOR ELECTRICAL CONNECTOR,” which claims priority to and the benefit of U.S. Provisional Patent Application No. 62/086,129, filed Dec. 1, 2014, entitled “ORGANIZER FOR ELECTRICAL CONNECTOR,” each of which is hereby incorporated herein by reference in their entireties.
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PCT/US2015/063122 | 12/1/2015 | WO | 00 |
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WO2016/089827 | 6/9/2016 | WO | A |
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