Electrical connector

Claim 2

An electrical connector, comprising: a dielectric body defining two rows of positioning holes and a row of retaining holes between the positioning holes; and a plurality of conductive contacts each having a retaining portion retained to a corresponding retaining hole, a mating beam and a press-fit tail extending from opposite ends of the retaining portion, respectively, a pair of resilient beams projecting from a joint portion between the retaining portion and the press-fit tail, the pair of resilient beams being inserted into a corresponding positioning hole.

Claim 3

The electrical connector as claimed in claim 1 , wherein the dielectric body comprises a base portion, a pair of long and short tongues projecting from the base portion and a pair of end portions extending from opposite ends of the base portion.

Claim 4

The electrical connector as claimed in claim 2 , wherein the base portion of the dielectric body defines in a bottom face thereof a pair of long and short slots aligned with the long and short tongues, respectively.

Claim 5

The electrical connector as claimed in claim 3 , wherein the retaining holes are beneath and communicated with the long and short slots.

Claim 6

The electrical connector as claimed in claim 1 , wherein the number of the retaining holes is equal to that of the two rows of positioning holes.

Claim 7

The electrical connector as claimed in claim 4 , wherein the dielectric body defines in the bottom face thereof two rows of notches and each notch is communicated with a corresponding positioning hole.

Claim 8

The electrical connector as claimed in claim 2 , wherein two rows of enlarged recesses are defined in a top face of the base portion, each enlarged recess being communicatively positioned above a corresponding position hole.

Claim 9

The electrical connector as claimed in claim 7 , wherein a slanted portion is formed in each enlarged recess and wherein an upper end of each contact is bent to abut against the slanted portion.

Claim 10

The electrical connector as claimed in claim 2 , wherein the long and the short tongues define a plurality of positioning slits, the positioning slits receiving corresponding mating beams of the conductive contacts, and each positioning slit is aligned and communicated with a corresponding retaining hole.

Claim 11

The electrical connector as claimed in claim 6 , wherein the retaining portion of the contact has an “L” shape and has a vertical section forming several barbs retained into a corresponding retaining hole of the dielectric body and a horizontal section interferingly engaged with a corresponding notch in a bottom face of the dielectric body.

Claim 12

The electrical connector as claimed in claim 1 further comprising a retaining mechanism retained to the dielectric body, the retaining mechanism being adapted for retaining the electrical connector to a circuit board.

Claim 13

An electrical connector for being mounted onto a circuit board, comprising: a dielectric body defining two rows of positioning holes and a row of retaining holes between the positioning holes; and a plurality of conductive contacts each having a retaining portion retained to a corresponding retaining hole, a mating beam and a press-fit tail extending from opposite ends of the retaining portion; wherein a horizontal section is formed on each of the conductive contacts to prevent the contact from moving with respect to the dielectric body or being damaged during the contact inserting into a circuit board.

Claim 14

An electrical connector for being mounted onto a circuit board, comprising: a dielectric body defining two rows of positioning holes and a row of retaining holes between the positioning holes; and a plurality of conductive contacts each having a retaining portion retained to a corresponding retaining hole, a mating beam and a press-fit tail extending from opposite ends of the retaining portion; wherein a horizontal section is formed on each of the conductive contacts to prevent the contact from moving with respect to the dielectric body or being damaged during the contact inserting into a circuit board.

Claim 15

The electric connector as claimed in claim 12 , wherein the dielectric body defines in a top face thereof two rows of enlarged recesses communicated with corresponding positioning holes and a slanted portion is formed in each enlarged recess and adjacent the positioning hole.

Claim 16

The electrical connector as described in claim 13 , wherein the dielectric body defines in a bottom face thereof two rows of notches and each notch is communicated with a corresponding positioning hole.

Claim 17

The electrical connector as described in claim 14 , wherein the retaining portion of the contact has an “L” shape and has a vertical section forming several barbs retained to a corresponding retaining hole of the dielectric body and the horizontal section connected to the press-fit tail.

Claim 18

The electrical connector as claimed in claim 15 , wherein the horizontal section is interferingly fitted into a corresponding notch and a pair of resilient beams are formed on a joint portion between the horizontal section and the press-fit tail for insertion into a corresponding positioning hole.

Claim 19

The electrical connector as claimed in claim 16 , wherein each resilient beam forms an upper end which is bent to abut against the slant surface adjacent to the corresponding positioning hole.

Claim 20

An electrical connector assembly comprising: a printed circuit board defining at least one row of vertical through holes; and an electrical connector including: an insulative housing defining at least one row of vertical positioning holes; at least one row of contacts vertically inserted into and disposed in said one row of positioning holes, respectively, each of said contacts including a press-fit tail removeably retained in the corresponding through hole; wherein said press-fit tail defines a vertical plane, and each of said contacts including a lower horizontal portion and an upper horizontal portion respectively abutting against the housing vertically around said vertical plane so as to efficiently resist insertion or withdrawal force applied to the contact when said connector is mounted unto or removed from the printed circuit board; wherein both said lower horizontal portion and said upper horizontal portion extend from said vertical plane; wherein each of said contacts further includes a vertical mating beam laterally offset from the vertical plane.

Claim 21

An electrical connector assembly comprising: a printed circuit board defining at least one row of vertical through holes; and an electrical connector including: an insulative housing defining at least one row of vertical positioning holes; at least one row of contacts vertically inserted into and disposed in said one row of positioning holes, respectively, each of said contacts including a press-fit tail removeably retained in the corresponding through hole; wherein said press-fit tail defines a vertical plane, and each of said contacts including a lower horizontal portion and an upper horizontal portion respectively abutting against the housing vertically around said vertical plane so as to efficiently resist insertion or withdrawal force applied to the contact when said connector is mounted unto or removed from the printed circuit board; wherein both said lower horizontal portion and said upper horizontal portion extend from said vertical plane; wherein each of said contacts further includes a vertical mating beam laterally offset from the vertical plane.

Claim 22

The assembly as claimed in claim 18 , wherein one of said upper and lower horizontal portions is successively horizontally bent to abut against the housing after the contact is inserted into the housing.

Claim 23

The assembly as claimed in claim 18 , wherein retention means is provided around the mating beam.