IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0192965
(2005-07-29)
|
등록번호 |
US-7341468
(2008-03-11)
|
발명자
/ 주소 |
- Hughes,David Charles
- Roscizewski,Paul Michael
|
출원인 / 주소 |
- Cooper Technologies Company
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
20 인용 특허 :
6 |
초록
▼
A separable loadbreak connector and system includes a connector having a contact tube with an axial passage therethrough, and a contact member slidably mounted within the axial passage and movable therein during a fault closure condition. The contact member is axially movable within the passage with
A separable loadbreak connector and system includes a connector having a contact tube with an axial passage therethrough, and a contact member slidably mounted within the axial passage and movable therein during a fault closure condition. The contact member is axially movable within the passage with the assistance of an arc quenching gas during the fault closure condition, and a shock absorbent stop element is mounted to the contact tube and limiting movement of the contact member in the fault closure condition.
대표청구항
▼
What is claimed is: 1. A separable loadbreak connector, comprising: a contact tube having an axial passage therethrough; a contact member slidably mounted within the axial passage and movable therein during a fault closure condition, the contact member axially movable within the passage with the as
What is claimed is: 1. A separable loadbreak connector, comprising: a contact tube having an axial passage therethrough; a contact member slidably mounted within the axial passage and movable therein during a fault closure condition, the contact member axially movable within the passage with the assistance of an arc quenching gas during the fault closure condition; and a shock absorbent stop element mounted to the contact tube and limiting movement of the contact member in the fault closure condition, the shock absorbent stop element comprising a material that deforms when contacted by the contact member during the fault closure condition. 2. The connector of claim 1 wherein the stop element is fabricated from a nonconductive compressible material. 3. The connector of claim 1 further comprising a nonconductive nosepiece attached to the contact tube, the stop element integrally formed with the nosepiece. 4. The connector of claim 1 further comprising a tubular nosepiece fitted within and secured to an inner surface of the passage of the contact tube, the stop element extending on an end of the nosepiece within the passage. 5. The connector of claim 1 wherein the stop element comprises a tapered end. 6. The connector of claim 1 wherein the stop element comprises a stop ring. 7. The connector of claim 1 further comprising an arc snuffer housing coupled to the female contact member. 8. The connector of claim 1 wherein the contact tube is fitted within an elastomeric insulation. 9. The connector of claim 1 further comprising a ground shield surrounding the contact tube. 10. The connector of claim 1 further comprising a piston mounted within to passage, the contact member fixedly mounted to the piston and movable therewith, and the stop element positioned to engage the piston in the fault closure condition, thereby limiting movement of the contact member. 11. The connector of claim 1 wherein at least a portion of the material of the stop element deforms by at least one of shearing and tearing. 12. The connector of claim 1 wherein at least a portion of the material of the stop element deforms by at least one of breaking, cracking, shattering, collapsing, and compressing. 13. A separable loadbreak connector for making or breaking an energized connection in a power distribution network, comprising: a conductive contact tube having an axial passage therethrough; an elastomeric insulation surrounding the contact tube; a conductive piston disposed within the passage and displaceable therein with the assistance of an arc quenching gas; a female contact member mourned stationary to the piston; and a shock absorbent stop element within the axial passage and restricting displacement of the piston, the shock absorbent stop element comprising a material that deforms when contacted by the piston. 14. The connector of claim 13 wherein the stop element is fabricated from a nonconductive compressible material. 15. The connector of claim 13 further comprising a nonconductive nosepiece attached to the contact tube, the stop element integrally formed with the nosepiece. 16. The connector of claim 13 wherein the stop element comprises a tapered end facing the piston. 17. The connector of claim 13 wherein the stop element comprises a stop ring. 18. The connector of claim 13 further comprising an arc snuffer housing coupled to the female contact member. 19. The connector of claim 13 wherein at least a portion of the material of the stop element deforms by at least one of shearing and tearing. 20. The connector of claim 13 wherein at least a portion of the material of the stop element deforms by at least one of breaking, cracking, shattering, collapsing, and compressing. 21. A separable loadbreak connector to make or break a medium voltage connection with a male contact of a mating connector in a power distribution network, the separable loadbreak connector comprising: a conductive contact tube having an axial passage therethrough; an elastomeric insulation surrounding the contact tube; a conductive piston disposed within the passage and displaceable therein with the assistance of an arc quenching gas; a loadbreak female contact member mounted stationary to the piston; an arc interrupter adjacent the female contact member and movable therewith; and a nonconductive nosepiece coupled to the contact tube and including an integrally formed, shock absorbent, stop ring at one end thereof, the stop ring placed in a path of the piston limiting movement of the piston relative to the contact tube in a fault closure condition, the stop ring comprising a material that deforms when contacted by the piston during the fault closure condition. 22. The connector of claim 21 wherein the nosepiece is fabricated from a compressible material. 23. The connector of claim 21 wherein the stop ring comprises a tapered end facing the piston. 24. The connector of claim 21 wherein one of the contact tube and the nosepiece includes a retaining flange, and the other of the contact tube and the nosepiece includes a retaining groove, the retaining flange fitted within the retaining groove at a location spaced from the stop ring. 25. The connector of claim 21 wherein at least a portion of the material of the stop element deforms by at least one of shearing and tearing. 26. The connector of claim 21 wherein at least a portion of the material of the stop element deforms by at least one of breaking, cracking, shattering, and collapsing. 27. A separable loadbreak connector comprising: passage means for defining an axial contact passage; loadbreak means, located within the axial contact passage, for making or breaking an energized electrical connection in a power distribution network; positioning means, coupled to the loadbreak means, for axially displacing the loadbreak means within the contact passage; assistance means, coupled to the positioning means, for displacing the positioning means during a fault closure condition; arc interrupter means, adjacent the loadbreak means and movable therewith, for quenching an electrical arc during loadmake and loadbreak conditions; and stop means connected to the passage means for absorbing impact of the positioning means when the positioning means is displaced within the passage by a predetermined amount, the stop means comprising a material that deforms when contacted by the positioning means. 28. The connector of claim 27 wherein the material of the stop means comprises a compressible material. 29. The connector of claim 27 wherein the stop means comprises a ring located within the contact passage. 30. The connector of claim 27 wherein the stop means is integrally formed with nonconductive nosepiece means for accepting a male contact of a mating connector. 31. The connector of claim 27 further comprising means for insulating the passage means. 32. The connector of claim 27 wherein the loadbreak means comprises a female contact. 33. The connector of claim 27 wherein at least a portion of the material of the stop element deforms by at least one of shearing and tearing. 34. The connector of claim 27 wherein the material of the stop means deforms by at least one of breaking, cracking, shattering, and collapsing. 35. A separable loadbreak connector system to make or break a medium voltage energized connection in a power distribution network, the system comprising: a male connector having a male contact; and a female loadbreak connector comprising: a conductive contact tube having an axial passage therethrough; an elastomeric insulation surrounding the contact tube; a conductive piston disposed within the passage; a loadbreak female contact member mounted stationary to the piston and configured to receive the male contact when the male and female connectors are mated, the female contact member and the piston axially displaceable within the contact passage toward the male contact due to accumulated pressure of an arc quenching gas when the male and female connectors are mated to one another in a fault closure condition; an arc interrupter adjacent the female contact member and movable therewith; and a shock absorbent stop element configured to absorb impact of the piston during the fault closure condition and substantially prevent displacement of the piston beyond a predetermined distance within the contact tube, the shock absorbent stop element comprising a material that deforms when contacted by the piston during the fault closure condition. 36. The system of claim 35 further comprising a nonconductive nosepiece coupled to the contact tube, wherein the stop element is integrally formed with the nosepiece. 37. The system of claim 35 wherein the stop element comprises a stop ring positioned within the passage. 38. The system of claim 35 wherein the stop element is fabricated from a nonconductive compressible material. 39. The system of claim 35 wherein at least a portion of the material of the stop element deforms by at least one of shearing and tearing. 40. The system of claim 35 wherein at least a portion of the material of the stop element deforms by at least one of breaking, cracking, shattering, collapsing, and compressing.
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