Electrical connector

• US 6,860,766 B2
• Filed: 03/08/2002
• Issued: 03/01/2005
• Est. Priority Date: 03/08/2002
• Status: Expired due to Fees

• Current Assignee: Cinch Connectors Incorporated (Bel Connector Incorporated)
• Original Assignee: Cinch Connectors Incorporated (Bel Connector Incorporated)
• Inventors: Aujla, Sharanjit S., Elkhatib, Hesham K.
• Primary Examiner(s): Ta, Tho D.
• Assistant Examiner(s): TSUKERMAN, LARISA Z
• Application Number:
  US10/094,074
• Publication Number:
  US 20030171036A1
• Time in Patent Office: 1,089 Days
• Field of Search: 439/862, 439/626, 439/733.1, 439/752.5
• US Class Current: 439/733.1
• CPC Class Codes: H01R 13/2442 with a single cantilevered beam
• CPC Class Codes: H01R 13/2492 multiple contact points
• CPC Class Codes: H01R 13/428 by resilient locking means on the contact members; by locking means on resilient contact members
• CPC Class Codes: H01R 13/6658 on printed circuit board H01R13/6666 - H01R13/6691 take precedence

Abstract

An electrical connector is disclosed which includes a plurality of contacts mounted to a housing. The contact includes a first contact portion, a body portion, and a second contact portion. The first contact portion includes a tongue and a pair of retention members. The second contact portion can be bifurcated. The housing includes a plurality of insertion openings which each communicate with a respective cavity. Each cavity includes a pair of side walls, a pair of guide fins, an aperture communicating with a first surface of the housing, a seat, a support, and a slot. The first contact portions of the contacts are retentively engaged with the housing and are disposed in the respective cavities. The electrical connector can be used in an electrical device, such as, a sensor, for example. The electrical device can be mated to another electrical component.

Claims

1. An electrical connector comprising:

a housing, the housing including a cavity and an insertion opening, the insertion opening communicating with the cavity, the cavity including a slot; and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion, the first contact portion having a retention member, the first contact portion being insertable into the insertion opening of the housing, the retention member engageable with the cavity of the housing, the first contact portion of the contact is generally circular-shaped and has a protrusion, and the protrusion being insertable into the slot of the housing.

2. The electrical connector of claim 1, wherein the body portion of the contact is generally C-shaped.

3. The electrical connector of claim 1, wherein the second contact portion of the contact has a slot defining a bifurcated contact surface with a pair of arms.

4. The electrical connector of claim 1, wherein the housing includes a cylinder, the cylinder configured to selectively limit the compressive deflection of the contact.

5. The electrical connector of claim 1, wherein the cavity of the housing includes a wall surface, the retention member retentively engaging the wall surface.

6. The electrical connector of claim 1, wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

7. The electrical connector of claim 1, wherein the first contact portion is accessible through an aperture of the housing.

8. The electrical connector of claim 1, wherein the housing comprises a dielectric material.

9. The electrical connector of claim 1, wherein the protrusion of the first contact portion of the contact is a tongue.

10. The electrical connector of claim 1, wherein the first contact portion of the contact has a pair of retention members.

11. The electrical connector of claim 10, wherein the cavity includes a pair of side walls, the retention members of the contact retentively engaging the side walls.

12. The electrical connector of claim 1, wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

13. The electrical connector of claim 1, wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

14. The electrical connector of claim 1, wherein the cavity includes a pair of side walls and a pair of guide fins, the guide fins projecting toward each other from the side walls.

15. An electrical connector comprising

a housing, the housing including a cavity and an insertion opening, the insertion opening communicating with the cavity, the cavity including a slot;

and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion that is generally C-shaped, the first contact portion having a retention member, the first contact portion being insertable into the insertion opening of the housing, the retention member engageable with the cavity of the housing, the first contact portion of the contact having a protrusion, and the protrusion being insertable into the slot of the housing.

16. The electrical connector of claim 15, wherein the cavity of the housing includes a wall surface, the retention member retentively engaging the wall surface.

17. The electrical connector of claim 15, wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

18. The electrical connector of claim 15, wherein the first contact portion is accessible through an aperture of the housing.

19. The electrical connector of claim 15, wherein the housing comprises a dielectric material.

20. The electrical connector of claim 15, wherein the protrusion of the first contact portion of the contact is a tongue.

21. The electrical connector of claim 15, wherein the first contact portion of the contact has a pair of retention members.

22. The electrical connector of claim 21, wherein the cavity includes a pair of side walls, the retention members of the contact retentively engaging the side walls.

23. The electrical connector of claim 15, wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

24. The electrical connector of claim 15, wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

25. The electrical connector of claim 15, wherein the cavity includes a pair of side walls and a pair of guide fins, the guide fins projecting toward each other from the side walls.

30. The electrical connector of claim 25, wherein the housing comprises a dielectric material.

26. An electrical connector comprising:

a housing, the housing including a cavity and an insertion opening, the insertion opening communicating with the cavity, the cavity including a slot; and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion, the first contact portion having a retention member, the first contact portion being insertable into the insertion opening of the housing, the retention member engageable with the cavity of the housing, the first contact portion of the contact having a protrusion, and the protrusion being insertable into the slot of the housing, the second contact portion of the contact has a slot defining a bifurcated contact surface with a pair of arms.

27. The electrical connector of claim 26, wherein the cavity of the housing includes a wall surface, the retention member retentively engaging the wall surface.

28. The electrical connector of claim 26, wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

29. The electrical connector of claim 26, wherein the first contact portion is accessible through an aperture of the housing.

31. The electrical connector of claim 26, wherein the protrusion of the first contact portion of the contact is a tongue.

32. The electrical connector of claim 26, wherein the first contact portion of the contact has a pair of retention members.

33. The electrical connector of claim 32, wherein the cavity includes a pair of side walls, the retention members of the contact retentively engaging the side walls.

34. The electrical connector of claim 26, wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

35. The electrical connector of claim 26, wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

36. The electrical connector of claim 26, wherein the cavity includes a pair of side walls and a pair of guide fins, the guide fins projecting toward each other from the side walls.

37. An electrical connector comprising:

a housing, the housing including a cavity, a cylinder, and an insertion opening, the insertion opening communicating with the cavity, the cavity including a slot; and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion, the first contact portion having a retention member, the first contact portion being insertable into the insertion opening of the housing, the retention member engageable with the cavity of the housing, the first contact portion of the contact having a protrusion, and the protrusion being insertable into the slot of the housing, the compressive deflection of the contact being selectively limited by the cylinder of the housing.

38. The electrical connector of claim 37, wherein the cavity of the housing includes a wall surface, the retention member retentively engaging the wall surface.

39. The electrical connector of claim 37, wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

40. The electrical connector of claim 37, wherein the first contact portion is accessible through an aperture of the housing.

41. The electrical connector of claim 37, wherein the housing comprises a dielectric material.

42. The electrical connector of claim 37, wherein the protrusion of the first contact portion of the contact is a tongue.

43. The electrical connector of claim 37, wherein the first contact portion of the contact has a pair of retention members.

44. The electrical connector of claim 43, wherein the cavity includes a pair of side walls, the retention members of the contact retentively engaging the side walls.

45. The electrical connector of claim 37, wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

46. The electrical connector of claim 37, wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

47. The electrical connector of claim 37, wherein the cavity includes a pair of side walls and a pair of guide fins, the guide fins projecting toward each other from the side walls.

48. An electrical contact comprising:

a first contact portion, the first contact portion having a retention member and a protrusion, the protrusion of the first contact portion being a tongue, the tongue being disposed on an insertion end of the first contact portion and opposing a necked area of the first contact portion;

a second contact portion; and

a resiliently flexible body portion, the body portion disposed between the first contact portion and the second contact portion, the body portion of the contact being generally C-shaped.

49. The electrical contact of claim 48 wherein the first contact portion is generally circular-shaped.

50. The electrical contact of claim 48 wherein the first contact portion is generally planar.

51. The electrical contact of claim 48 wherein the second contact portion includes a contoured contact surface.

52. The electrical contact of claim 51 wherein the contoured contact surface is convex.

53. The electrical contact of claim 48 wherein the second contact portion has a slot.

54. The electrical contact of claim 53 wherein the slot defines a bifurcated contact surface with a pair of arms.

55. The electrical contact of claim 48 wherein the first contact portion includes a pair of retention members.

56. The electrical contact of claim 55 wherein the retention members are disposed on opposing sides of the first contact portion.

57. The electrical contact of claim 55 wherein the retention members each include a first protrusion having a first ramped surface and a second protrusion having a second ramped surface and a shoulder.

58. The electrical contact of claim 56 wherein the first and second protrusions define a recess disposed therebetween.

59. An electrical connector comprising:

a housing, the housing including a cavity and an insertion opening, the insertion opening communicating with the cavity, and the cavity including a seat and a support which both span between a pair of side walls of the cavity; and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion, the first contact portion having a retention member, the first contact portion being insertable into the insertion opening of the housing, the retention member engageable with the cavity of the housing;

wherein the seat and the support are offset from each other such that the first contact portion of the contact can fit therethrough.

60. The electrical connector of claim 59 wherein the retention member retentively engages at least one of the side walls of the cavity.

61. The electrical connector of claim 59 wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

62. The electrical connector of claim 59 wherein the first contact portion is accessible through an aperture of the housing.

63. The electrical connector of claim 59 wherein the housing comprises a dielectric material.

64. The electrical connector of claim 59 wherein the first contact portion of the contact is generally circular-shaped.

65. The electrical connector of claim 59 wherein the cavity includes a slot, and the first contact portion of the contact has a protrusion, the protrusion being insertable into the slot of the housing.

66. The electrical connector of claim 65 wherein the protrusion of the first contact portion of the contact is a tongue.

67. The electrical connector of claim 59 wherein the first contact portion of the contact has a pair of retention members.

68. The electrical connector of claim 67 wherein the retention members of the contact retentively engage the side walls.

69. The electrical connector of claim 59 wherein the body portion of the contact is generally C-shaped.

70. The electrical connector of claim 59 wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

71. The electrical connector of claim 59 wherein the second contact portion of the contact has a slot.

72. The electrical connector of claim 71 wherein the slot of the second contact portion defines a bifurcated contact surface with a pair of arms.

73. The electrical connector of claim 59 wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

74. The electrical connector of claim 66 wherein the first contact portion is disposed upon the support, the tongue of the contact is inserted into the slot of the cavity, the cooperative arrangement of the tongue with the slot prevents the contact from moving along a vertical axis and prevents the contact from pivoting about the contact seat.

75. The electrical connector of claim 59 wherein the cavity includes a pair of guide fins, the guide fins projecting toward each other from the side walls.

76. The electrical connector of claim 59 wherein the housing includes a cylinder, the cylinder configured to selectively limit the compressive deflection of the contact.

77. An electrical connector comprising:

a housing, the housing including a cavity and an insertion opening, the insertion opening communicating with the cavity, and the cavity including a seat and a support which both span between a pair of side walls of the cavity; and

a contact, the contact mounted to the housing, the contact including a first contact portion, a second contact portion, and a body portion, the first contact portion being insertable into the insertion opening of the housing;

wherein the seat and the support are offset from each other such that the first contact portion of the contact can fit therethrough.

78. The electrical connector of claim 77 wherein the housing includes a first surface, a second surface, and a perimeter surface, the cavity includes an aperture, the aperture communicates with the first surface, the perimeter surface is broken by the insertion opening, and the body portion and the second contact portion of the contact depend from the second surface of the housing.

79. The electrical connector of claim 77 wherein the first contact portion is accessible through an aperture of the housing.

80. The electrical connector of claim 77 wherein the housing comprises a dielectric material.

81. The electrical connector of claim 77 wherein the first contact portion of the contact is generally circular-shaped.

82. The electrical connector of claim 77 wherein the cavity includes a slot, and the first contact portion of the contact has a protrusion, the protrusion being insertable into the slot of the housing.

83. The electrical connector of claim 82 wherein the protrusion of the first contact portion of the contact is a tongue.

84. The electrical connector of claim 77 wherein the body portion of the contact is generally C-shaped.

85. The electrical connector of claim 77 wherein the body portion of the contact is disposed between the first contact portion and the second contact portion.

86. The electrical connector of claim 77 wherein the second contact portion of the contact has a slot.

87. The electrical connector of claim 86 wherein the slot of the second contact portion defines a bifurcated contact surface with a pair of arms.

88. The electrical connector of claim 77 wherein the housing includes a plurality of insertion openings communicating with a corresponding plurality of cavities and further comprising a corresponding plurality of contacts, the contacts mounted to the housing.

89. The electrical connector of claim 83 wherein the first contact portion is disposed upon the support, the tongue of the contact is inserted into the slot of the cavity, the cooperative arrangement of the tongue with the slot prevents the contact from moving along a vertical axis and prevents the contact from pivoting about the contact seat.

90. The electrical connector of claim 77 wherein the cavity includes a pair of guide fins, the guide fins projecting toward each other from the side walls.

91. The electrical connector of claim 77 wherein the housing includes a cylinder, the cylinder configured to selectively limit the compressive deflection of the contact.