CN101946288B - 用于气体断路器的弱导电喷嘴和其所用的基于ptfe的材料 - Google Patents
用于气体断路器的弱导电喷嘴和其所用的基于ptfe的材料 Download PDFInfo
- Publication number
- CN101946288B CN101946288B CN2007801023827A CN200780102382A CN101946288B CN 101946288 B CN101946288 B CN 101946288B CN 2007801023827 A CN2007801023827 A CN 2007801023827A CN 200780102382 A CN200780102382 A CN 200780102382A CN 101946288 B CN101946288 B CN 101946288B
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- China
- Prior art keywords
- additive
- nozzle
- ptfe
- volume
- composition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000012196 polytetrafluoroethylene based material Substances 0.000 title abstract 2
- 239000000654 additive Substances 0.000 claims abstract description 97
- 230000000996 additive effect Effects 0.000 claims abstract description 95
- 239000000463 material Substances 0.000 claims abstract description 64
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 63
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 63
- 239000000203 mixture Substances 0.000 claims abstract description 51
- 239000000049 pigment Substances 0.000 claims abstract description 16
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 239000000945 filler Substances 0.000 claims description 37
- 239000002245 particle Substances 0.000 claims description 36
- 238000005245 sintering Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000006229 carbon black Substances 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- 239000011852 carbon nanoparticle Substances 0.000 claims description 9
- 239000013528 metallic particle Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 229920002313 fluoropolymer Polymers 0.000 claims description 6
- 239000004811 fluoropolymer Substances 0.000 claims description 6
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000002071 nanotube Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 4
- 239000002082 metal nanoparticle Substances 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 3
- 239000004359 castor oil Substances 0.000 claims description 3
- 235000019438 castor oil Nutrition 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229920001940 conductive polymer Polymers 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 238000010891 electric arc Methods 0.000 claims description 3
- 230000004927 fusion Effects 0.000 claims description 3
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000002060 nanoflake Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 239000002109 single walled nanotube Substances 0.000 claims description 3
- 229910017944 Ag—Cu Inorganic materials 0.000 claims description 2
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- 229910008449 SnF 2 Inorganic materials 0.000 claims description 2
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 2
- 150000001491 aromatic compounds Chemical class 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 150000003346 selenoethers Chemical class 0.000 claims description 2
- 150000004772 tellurides Chemical class 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 239000008188 pellet Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 6
- 239000011258 core-shell material Substances 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000004594 Masterbatch (MB) Substances 0.000 description 6
- 235000019504 cigarettes Nutrition 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 239000011257 shell material Substances 0.000 description 3
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229920001774 Perfluoroether Polymers 0.000 description 2
- 238000002679 ablation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000011231 conductive filler Substances 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002048 multi walled nanotube Substances 0.000 description 2
- 239000002105 nanoparticle Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- LLYXJBROWQDVMI-UHFFFAOYSA-N 2-chloro-4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1Cl LLYXJBROWQDVMI-UHFFFAOYSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- DNSISZSEWVHGLH-UHFFFAOYSA-N butanamide Chemical compound CCCC(N)=O DNSISZSEWVHGLH-UHFFFAOYSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000002134 carbon nanofiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 239000002322 conducting polymer Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- HPDFFVBPXCTEDN-UHFFFAOYSA-N copper manganese Chemical compound [Mn].[Cu] HPDFFVBPXCTEDN-UHFFFAOYSA-N 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- VBEGHXKAFSLLGE-UHFFFAOYSA-N n-phenylnitramide Chemical compound [O-][N+](=O)NC1=CC=CC=C1 VBEGHXKAFSLLGE-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N nickel(II) oxide Inorganic materials [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 description 1
- 229940080818 propionamide Drugs 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- HHVIBTZHLRERCL-UHFFFAOYSA-N sulfonyldimethane Chemical compound CS(C)(=O)=O HHVIBTZHLRERCL-UHFFFAOYSA-N 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7069—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by special dielectric or insulating properties or by special electric or magnetic field control properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7076—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by the use of special materials
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Circuit Breakers (AREA)
- Organic Insulating Materials (AREA)
- Conductive Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Contacts (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2007/064504 WO2009080123A1 (en) | 2007-12-21 | 2007-12-21 | Weakly conducting nozzle for a gas circuit breaker and ptfe based material therefore |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101946288A CN101946288A (zh) | 2011-01-12 |
CN101946288B true CN101946288B (zh) | 2012-10-10 |
Family
ID=39691081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007801023827A Active CN101946288B (zh) | 2007-12-21 | 2007-12-21 | 用于气体断路器的弱导电喷嘴和其所用的基于ptfe的材料 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2223308A1 (zh) |
CN (1) | CN101946288B (zh) |
WO (1) | WO2009080123A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2960338B1 (fr) | 2010-05-20 | 2012-06-29 | Areva T & D Sas | Buse a soufflage d'arc electrique |
CN101986405B (zh) * | 2010-06-18 | 2012-10-03 | 江苏常新密封材料有限公司 | 一种断路器用喷口的制造方法 |
CN105001565B (zh) * | 2015-06-29 | 2017-05-31 | 平高集团有限公司 | 一种聚四氟乙烯复合材料,灭弧喷口及其制备方法,高压断路器 |
EP3349234B1 (en) | 2017-01-17 | 2020-11-18 | General Electric Technology GmbH | An electric arc-blast nozzle and a circuit breaker including such a nozzle |
CN107123472B (zh) * | 2017-05-04 | 2018-11-30 | 江苏亨鑫科技有限公司 | 用于移动基站的耐高温电缆 |
CN108395657B (zh) * | 2018-01-16 | 2020-08-21 | 清华大学 | 一种自修复型自润滑材料及其制备方法 |
CN115594931B (zh) * | 2022-12-13 | 2023-03-28 | 四川省众望科希盟科技有限公司 | 一种航天航空导电膨化聚四氟乙烯密封材料 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1048464A (zh) * | 1989-06-30 | 1991-01-09 | 株式会社日立制作所 | 气体断路器 |
US5739495A (en) * | 1994-05-31 | 1998-04-14 | Siemens Aktiengesellschaft | Puffer-type circuit breaker and nozzle emitting gas with coaxial abutting plastic tube |
CN1700380A (zh) * | 2004-05-21 | 2005-11-23 | 日本Ae帕瓦株式会社 | 气体断路器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH596641A5 (zh) | 1976-04-02 | 1978-03-15 | Sprecher & Schuh Ag | |
EP0673965A1 (de) * | 1994-03-25 | 1995-09-27 | Gec Alsthom T&D Ag | Stabilisierter Fluorkunststoff sowie daraus hergestellte Blasdüsen für Druckgasschalter |
JP3568063B2 (ja) * | 1995-06-07 | 2004-09-22 | 呉羽化学工業株式会社 | 半導電性樹脂複合材料 |
DE19645525A1 (de) * | 1996-11-05 | 1998-05-07 | Abb Research Ltd | Leistungsschalter |
US20040262581A1 (en) | 2003-06-27 | 2004-12-30 | Rodrigues David E. | Electrically conductive compositions and method of manufacture thereof |
US7381765B2 (en) | 2004-11-08 | 2008-06-03 | Freudenberg-Nok General Partnership | Electrostatically dissipative fluoropolymers |
-
2007
- 2007-12-21 CN CN2007801023827A patent/CN101946288B/zh active Active
- 2007-12-21 EP EP07866307A patent/EP2223308A1/en not_active Withdrawn
- 2007-12-21 WO PCT/EP2007/064504 patent/WO2009080123A1/en active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1048464A (zh) * | 1989-06-30 | 1991-01-09 | 株式会社日立制作所 | 气体断路器 |
US5739495A (en) * | 1994-05-31 | 1998-04-14 | Siemens Aktiengesellschaft | Puffer-type circuit breaker and nozzle emitting gas with coaxial abutting plastic tube |
CN1700380A (zh) * | 2004-05-21 | 2005-11-23 | 日本Ae帕瓦株式会社 | 气体断路器 |
Also Published As
Publication number | Publication date |
---|---|
CN101946288A (zh) | 2011-01-12 |
EP2223308A1 (en) | 2010-09-01 |
WO2009080123A1 (en) | 2009-07-02 |
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