IP Library Granted Patent US 9,728,305
Granted Patent B2
US 9,728,305 · App. 15/064,845 · Granted Aug 8, 2017

Apparatus for electric stress grading with wildlife guard for electrical power distribution equipment

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Quick Facts
Patent No.
US 9,728,305
App. No.
15/064,845
Granted
Aug 8, 2017
Kind
B2
Abstract

An apparatus for mounting at a conductive terminal of a high voltage insulator is provided. An apparatus includes an electrical insulator including an electrically insulating material without a conductive material. The electrical insulator includes a first surface, a second surface, a first edge that is between the first surface and the second surface, an intersection between the first edge and the first and second surfaces, and a second edge that is opposite the first edge and that is between the first surface and the second surface. The apparatus further includes a connected electrical conductor that is arranged on the first surface of the electrical insulator and is spaced apart from the second edge and an electrically conductive connector that is configured to electrically couple the connected electrical conductor to the conductive terminal of the high voltage insulator.

Claims (41)

1. An apparatus for mounting at a conductive terminal of a high voltage insulator, the apparatus comprising:

an electrical insulator including an electrically insulating material without a conductive material, the electrical insulator comprising:

a first surface;

a second surface that is opposite the first surface;

a first edge that is between the first surface and the second surface, an intersection between the first edge and the first and second surfaces defining outer edges of the first and second surfaces, respectively; and

a second edge that is opposite the first edge and that is between the first surface and the second surface, an intersection between the second edge and the first and second surfaces defining interior edges of the first and second surfaces, respectively;

a connected electrical conductor that is arranged on the first surface of the electrical insulator and is spaced apart from the second edge; and

an electrically conductive connector that is configured to electrically couple the connected electrical conductor to the conductive terminal of the high voltage insulator.

2. The apparatus according to claim 1 , further comprising a floating electrical conductor that is on the second surface and that is spaced apart from the second edge.

3. The apparatus according to claim 2 ,

wherein the first edge defines a first shape, and

wherein the floating electrical conductor that is arranged on the second surface of the electrical insulator includes a second shape that is the same as the first shape.

4. The apparatus according to claim 1 , wherein the interior edges of the electrical insulator define a central opening that is configured to receive the conductive terminal of the high voltage insulator.

5. The apparatus according to claim 1 , wherein the first surface of the electrical insulator is substantially planar.

6. The apparatus according to claim 1 , wherein the first surface of the electrical insulator is substantially non-planar.

7. The apparatus according to claim 1 , wherein the first edge defines a first shape that includes a circular and/or polygonal shape.

8. The apparatus according to claim 1 , further comprising a clamping component that is attached to the electrical insulator proximate the interior edges of the first and second surfaces and that engages the conductive terminal of the high voltage conductor to maintain a position of the electrical insulator relative to the conductive terminal of the high voltage conductor.

9. The apparatus according to claim 1 , wherein the electrical insulator further comprises:

a third edge that is between a proximal end of the first edge and a proximal end of the second edge and that is between the first surface and the second surface; and

a fourth edge that is between a distal end of the first edge and a distal end of the second edge and that is between the first surface and the second surface.

10. The apparatus according to claim 9 ,

wherein a gap is formed between the third edge and the fourth edge, and

wherein the gap is in fluidic communication with a central opening that is defined by the interior edges of the electrical insulator.

11. The apparatus according to claim 9 ,

wherein the third edge overlaps the first surface and the second edge overlaps the second surface, and

wherein the first surface is proximate the second surface in a portion between where the third edge overlaps the first surface and the second edge overlaps the second surface.

12. The apparatus according to claim 1 , wherein the connected electrical conductor is on the first edge.

13. The apparatus according to claim 1 , wherein the connected electrical conductor comprises a conductive plastic material.

14. The apparatus according to claim 1 , wherein the connected electrical conductor is a conductive coating that is applied to the first surface of the electrical insulator.

15. The apparatus according to claim 1 , wherein the electrically conductive connector comprises a multiple strand electrical conductor.

16. The apparatus according to claim 1 , wherein the electrically conductive connector comprises a clamping component that is attached to the electrical insulator proximate the interior edges of the first and second surfaces and that engages the conductive terminal of the high voltage conductor to maintain a position of the electrical insulator relative to the conductive terminal of the high voltage conductor,

wherein the clamping component is electrically coupled to the connected electrical conductor.

17. The apparatus according to claim 1 , wherein the first surface of the electrical insulator comprises a first axially defined portion and a second axially defined portion, and

wherein the connected electrical conductor is arranged within the first axially defined portion without extending into the second axially defined portion.

18. The apparatus according to claim 17 , wherein the first axially defined portion comprises an area including a range of about 30 percent of the first surface to about 70 percent of the first surface.

19. The apparatus according to claim 17 , wherein the first axially defined portion and the second axially defined portion comprise a total area of the first surface.

20. The apparatus according to claim 1 , wherein the electrical insulator comprises:

a first insulator structure that includes the first surface and the second surface;

a second insulator structure that includes the first surface and the second surface; and

an insulator coupler that is configured to attach the first insulator structure to the second insulator structure,

wherein the high-voltage electrical conductor is between the first insulator structure and the second insulator structure when the apparatus is installed thereon.

Assignments (5)
MERGER Recorded Apr 28, 2022
From: TE CONNECTIVITY SERVICES GMBH
To: TE CONNECTIVITY SOLUTIONS GMBH
Reel/Frame 060885/0482 →
CHANGE OF ADDRESS Recorded Jun 7, 2021
From: TE CONNECTIVITY SERVICES GMBH
To: TE CONNECTIVITY SERVICES GMBH
Reel/Frame 056514/0015 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 7, 2021
From: TE CONNECTIVITY CORPORATION
To: TE CONNECTIVITY SERVICES GMBH
Reel/Frame 056514/0048 →
CHANGE OF NAME Recorded Jan 12, 2017
From: TYCO ELECTRONICS CORPORATION
To: TE CONNECTIVITY CORPORATION
Reel/Frame 041350/0085 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 9, 2016
From: KUMAR, SENTHIL A; HILLER, LAURA JACKSON; BOWLING, DAVID EDWIN; PUIGCERVER, LUIS
To: TYCO ELECTRONICS CORPORATION
Reel/Frame 037931/0408 →