Cable compression connectors

• US 8,591,253 B1
• Filed: 07/23/2013
• Issued: 11/26/2013
• Est. Priority Date: 04/02/2010
• Status: Active Grant

• Current Assignee: John Mezzalingua Associates, Llc
• Original Assignee: John Mezzalingua Associates, Llc
• Inventors: Chawgo, Shawn, Montena, Noah
• Primary Examiner(s): TA, THO DAC
• Application Number:
  US13/948,897
• Publication Number:
  US 20130316575A1
• Time in Patent Office: 126 Days
• Field of Search: 439/578, 439583-585
• US Class Current: 439/578
• CPC Class Codes: H01R 2103/00 Two poles
• CPC Class Codes: H01R 24/38 having concentrically or coaxially arranged contacts
• CPC Class Codes: H01R 24/56 specially adapted to a specific shape of cables, e.g. corrugated cables, twisted pair cables, cables with two screens or hollow cables
• CPC Class Codes: H01R 9/0524 Connection to outer conductor by action of a clamping member, e.g. screw fastening means H01R9/0515 takes precedence

Abstract

Cable compression connectors have a plurality of components including a first connector structure, a second connector structure, and a conductive pin. The components cooperate to engage an end of a cable.

Claims

1. A coaxial cable connector for terminating a coaxial cable, the coaxial cable comprising an inner conductor, an insulating layer surrounding the inner conductor, and an outer conductor surrounding the insulating layer, the coaxial cable connector comprising:

an internal connector structure;

an external connector structure that cooperates with the internal connector structure to define a gap that is configured to receive a section of the outer conductor;

a conductive pin configured to engage the inner conductor so as to result in an initial contact force between the conductive pin and the inner conductor; and

wherein the external connector structure is configured to be clamped about the section of the outer conductor and radially compress the section of the outer conductor between the external connector structure and the internal connector structure such that a contact force between the conductive pin and the inner conductor is configured to increase from the initial contact force when the connector is moved from a first position to a second position.

2. The coaxial cable connector of claim 1, wherein the section of the outer conductor comprises a widened section.

3. The coaxial cable connector of claim 1, wherein the section of the outer conductor is configured to be widened.

4. The coaxial cable connector of claim 1, wherein the section of the outer conductor is configured to be widened before being received by the gap.

5. The coaxial cable connector of claim 1, wherein the movement comprises a sliding movement along an axis.

6. The coaxial cable connector of claim 1, wherein the movement comprises a non-rotational movement along an axis.

7. The coaxial cable connector of claim 1, wherein the coaxial cable connector comprises a seal, the movement causing the seal to engage a portion of the coaxial cable.

8. The coaxial cable connector of claim 1, wherein the coaxial cable comprises an end, the section of the outer conductor being located adjacent to the end, the movement causing the end to be sealed.

9. The coaxial cable connector of claim 1, wherein the external connector structure comprises a clamp.

10. The coaxial cable connector of claim 1, wherein:

the internal connector structure comprises an outside surface with a radial width that is greater than an average radial width of the outer conductor;

the external connector structure comprises an inside surface that surrounds the outside surface of the internal connector structure and cooperates with the outside surface to define the gap; and

the inside surface is configured to be clamped around the section of the outer conductor so as to radially compress the section of the outer conductor between the inside surface and the outside surface when the connector is moved from the first position to the second position.

11. The coaxial cable connector of claim 10, wherein the radial width of the outside surface of the internal connector structure is greater than a smallest radial width of the outer conductor.

12. The coaxial cable connector of claim 10, wherein the internal connector structure further comprises an inwardly-tapering outside surface adjacent to the outside surface.

13. The coaxial cable connector of claim 10, wherein the conductive pin is configured to be radially expanded or radially contracted so as to radially engage the inner conductor.

14. The coaxial cable connector of claim 10, wherein the external connector structure comprises an outwardly-tapering inside surface adjacent to the inside surface.

15. The coaxial cable connector of claim 10, wherein the outside surface comprises a length that is at least two times a thickness of the outer conductor.

16. The coaxial cable connector of claim 15, wherein the inside surface comprises a length that is at least two times a thickness of the outer conductor.

17. The coaxial cable connector of claim 1, wherein the external connector structure defines a slot running the length of the external connector structure, the slot being configured to narrow or close when the connector is moved from the first position to the second position.

18. The coaxial cable connector of claim 17, wherein the external connector structure further comprises an inwardly-tapered outside transition surface.

19. The coaxial cable connector of claim 1, wherein the collet portion is configured to receive and surround a portion of the inner conductor such that, when the connector is in the second position, an outer surface of the collet portion is substantially radially equidistant with an outside surface of the inner conductor.

20. The coaxial cable connector of claim 19, wherein the portion of the inner conductor comprises a narrowed portion.

21. A connector comprising:

a first connector structure;

a second connector structure that is configured to engage the first connector structure so as to define a gap shaped to receive a portion of an outer conductor of a cable;

a conductive pin configured to engage an inner conductor of the cable so as to result in an initial contact force between the conductive pin and the inner conductor; and

wherein the second connector structure is configured to clamp and radially compress the portion of the outer conductor between the first and second connector structures such that a contact force between the conductive pin and the inner conductor of the cable is increased from the initial contact force when the connector is moved from a first position to a second position.

22. The connector of claim 21, wherein the first connector structure comprises an internal connector structure.

23. The connector of claim 22, wherein the second connector structure comprises an external connector structure.

24. The connector of claim 21, wherein the portion of the outer conductor comprises a widened section.

25. The connector of claim 21, wherein the portion of the outer conductor is configured to be capable of being widened before being received by the gap.

26. The connector of claim 21, wherein the portion of the outer conductor is configured to be widened.

27. The connector of claim 21, wherein the movement comprises a sliding movement along an axis.

28. The connector of claim 21, wherein the movement comprises a non-rotational movement along an axis.

29. The connector of claim 21, wherein the connector comprises a seal, the movement causing the seal to engage a portion of the cable.

30. The connector of claim 21, wherein the cable comprises an end, the portion of the outer conductor being located adjacent to the end, the movement causing the end to be sealed.

31. The connector of claim 22, wherein the external connector structure comprises a clamp.

32. A connector attachable to a cable, the cable having an inner conductor, an intermediate layer surrounding the inner conductor, and an outer conductor surrounding the intermediate layer, the connector comprising:

a first connector structure;

a pin configured to engage the inner conductor resulting in an initial force transferred from the pin to the inner conductor; and

a second connector structure including a plurality of components, the second connector structure cooperating with the first connector structure to define a space configured to receive a portion of the outer conductor, the second connector structure configured to be clamped around the received portion and compress the received portion, one of the components being configured to move from a first position to a second position relative to another one of the components, the movement resulting in an increase in the initial force.

33. The connector of claim 32, wherein the first connector structure comprises an internal connector structure.

34. The connector of claim 32, wherein the second connector structure comprises an external connector structure.

35. The connector of claim 32, wherein the portion of the outer conductor comprises a widened section.

36. The connector of claim 32, wherein the portion of the outer conductor is configured to be capable of being widened before being received by the space.

37. The connector of claim 32, wherein the portion of the outer conductor is configured to be widened.

38. The connector of claim 32, wherein the movement comprises a sliding movement along an axis.

39. The connector of claim 32, wherein the movement comprises a non-rotational movement along an axis.

40. The connector of claim 32, wherein the connector comprises a seal, the movement causing the seal to engage a portion of the cable.

41. The connector of claim 32, wherein the cable comprises an end, the portion of the outer conductor being located adjacent to the end, the movement causing the end to be sealed.

42. The connector of claim 32, wherein the second connector structure comprises a clamp.

43. The connector of claim 32, wherein the second connector structure is configured to radially compress the received portion.

44. A connector comprising:

a first connector structure;

a second connector structure, wherein the first connector structure cooperates with the second connector structure to define a space to receive a portion of an outer conductor of a coaxial cable, and wherein the first connector structure and the second connector structure are configured to compress the received portion of the outer conductor when the connector is moved from a first position to a second position; and

a conductive pin configured to engage an inner conductor of the coaxial cable so as to result in an initial contact force between the conductive pin and the inner conductor in the first position, wherein a contact force between the conductive pin and the inner conductor increases from the initial contact force when the connector is moved from the first position to the second position.

45. The connector of claim 44, wherein the connector is configured to move from the first position to the second position as a sliding movement along an axis of the connector.

46. The connector of claim 44, wherein the connector is configured to move from the first position to the second position as a non-rotational movement along an axis of the connector.

47. The connector of claim 44, wherein the conductive pin is configured to be radially expanded as the connector moves from the first position to the second position to radially engage the inner conductor.

48. The connector of claim 44, wherein connector further comprises a seal, wherein the seal is configured to engage a portion of the coaxial cable when the connector is moved from the first position to the second position.

49. The connector of claim 44, wherein the first connector structure is internal to the coaxial cable in the second position.

50. The connector of claim 44, wherein the second connector structure is external to the coaxial cable in the second position.

51. The connector of claim 44, wherein the first connector structure and the second connector structure are configured to radially compress the received portion of the outer conductor between the first connector structure and the second connector structure when the connector is moved from the first position to the second position.