WO2007045701A1 - Aislador de sección para catenaria rígida - Google Patents
Aislador de sección para catenaria rígida Download PDFInfo
- Publication number
- WO2007045701A1 WO2007045701A1 PCT/ES2006/000477 ES2006000477W WO2007045701A1 WO 2007045701 A1 WO2007045701 A1 WO 2007045701A1 ES 2006000477 W ES2006000477 W ES 2006000477W WO 2007045701 A1 WO2007045701 A1 WO 2007045701A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- insulator
- catenary
- section
- conductor rail
- segments
- Prior art date
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 99
- 230000007935 neutral effect Effects 0.000 claims abstract description 17
- 230000005684 electric field Effects 0.000 claims abstract 2
- 239000004020 conductor Substances 0.000 claims description 33
- 230000007246 mechanism Effects 0.000 claims description 13
- 230000004308 accommodation Effects 0.000 claims description 2
- 241000246358 Thymus Species 0.000 claims 2
- 235000007303 Thymus vulgaris Nutrition 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- 239000001585 thymus vulgaris Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 238000010891 electric arc Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000470 constituent Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010348 incorporation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/12—Trolley lines; Accessories therefor
- B60M1/18—Section insulators; Section switches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M1/00—Power supply lines for contact with collector on vehicle
- B60M1/30—Power rails
Definitions
- the present invention relates to a section insulator developed to be installed on electrified railway lines, specifically those in which the catenary that supplies the pantograph with electrical voltage is a rigid catenary.
- the section insulator for rigid catenary object of this invention has a double functionality, since it can perform the functions of both conventional section and neutral section insulators.
- the rigid catenary is a feeding system for rail transports alternative to the conventional catenary and that basically consists of an aluminum profile with a jaw-shaped area that serves as a housing for the copper contact wire with which the pantograph table contacts located on the roof of the locomotive, thus capturing the line current.
- the overhead contact lines installed for the supply of electricity to the railway lines are subdivided into different sections or electrical circuits to ensure their operational availability.
- This sectioned design of the electrical installation allows the isolation of each of the sections independently, so that the power supply can be interrupted without the need to cut off the power supply to the entire installation. In this way, in the event that a breakdown occurs in one or several constituent sections of the line, or the service is interrupted in a planned manner for performing periodic maintenance or repair work in the event of a breakdown, it is guaranteed the electricity supply and therefore the operation of those sections that are not affected by such circumstances, thus avoiding the interruption of rail traffic throughout the entire line.
- the aforementioned section insulators are used, which consist of insulating elements that, located between two contiguous sections of overhead contact line, interrupt the electrical continuity between said sections although they guarantee the mechanical continuity between the two, thus allowing the passage of the pantographs.
- the section insulators must maintain the electrical tension in the pantograph, ensuring that the protection devices of the moving material are not affected or operational dysfunctions are created in it, thus avoiding unnecessary firing of the protection devices.
- the configuration of said section insulators must be such that it allows the pantograph to make contact with one of the ends of the insulator before losing contact with the other end.
- the most common solutions in the state of the art consist of having two skates that guarantee the continuity of The current at the moment of passing through the insulator or unfolding the contact wire in two, thus establishing a common contact area.
- the so-called neutral sections are interposed between said sections.
- the interposition of these sections allows sections to be separated between which there is a potential difference, in the case of direct current, or even a phase difference, in the event that the supply current of the catenary is alternating.
- Even the application of neutral sections of considerable length in transition zones between the direct and alternating current supply is known, thus making a light rail system compatible with the metropolitan system or even the commuter train network.
- the neutral section is defined by the space • - ' - " intermediate ' , isolated or grounded, which is created between two insulators - section or two air sheet insulations.
- the neutral sections apart from electrically isolating the two sections between which they are installed, must guarantee the mechanical continuity between the two so as to allow the smooth passage of the pantograph.
- electrical shunts between the sections that said neutral section separates must be avoided.
- some systems use track magnets that automatically disconnect the power of the moving material when it approaches the neutral section, the power being restored immediately after crossing it, for which they incorporate a second set of magnets or a function programmed by "time out" in the system that controls the traction of the train or electric traction vehicle in question.
- the rigid catenary is a system of electrification little extended and therefore most of the existing insulator designs do not adapt to this type of airline, there are some appropriate designs for its installation in this type of catenary.
- an insulator assembly applicable to rigid catenaries can be found in the state of the art that is inserted between two conductor rail bars, the ends of said insulator having the same profile as the conductor rail in which it is inserted.
- the central part of the insulator is of a material of high dielectric and mechanical rigidity, so that it meets the requirements of this type of devices: on the one hand it interrupts the electrical continuity between the two conductor rail bars and also guarantees the mechanical continuity between both , allowing the passage of pantographs.
- skates On each side of the insulator, in the longitudinal direction, skates are mounted that receive the passage of the pantograph, leaving the central part to an upper dimension, so that the pantograph rests solely on the side skates and not on said central part.
- the previous insulator assembly has the advantage over other known insulators that it can act as a section insulator as well as a neutral section without establishing the appropriate electrical connections in each case.
- the insulator has copper plates that allow bridging connections, so that the side skates are electrified, thus guaranteeing the power supply to the pantograph during its passage through the insulator.
- the bridging cables are removed and in this way the side skates are not electrified, so that the pantograph stops being electrically powered when passing through the central zone that , being electrically isolated, it behaves like a neutral zone.
- This functionality however requires the introduction of a large separation between the side skates in order to maintain the necessary safety distances to ensure electrical isolation between the different components.
- the objective of the present invention is to develop a rigid insulator for -catenary that fulfills the double function of section insulator, interrupting the electrical continuity between the sections when necessary, and neutral section, guaranteeing in both cases sufficient mechanical continuity between the catenary and the insulator to allow the smooth passage of the pantograph. It is also desirable that the insulator in question overcome the drawbacks of similar known devices, so that its configuration should be such that it minimizes the need for regulation and maintenance and presents, as far as possible, mechanical properties similar to those of The rigid catenary in which it is installed.
- the invention consists of a section insulator for rigid catenary that has a double functionality as it can perform the functions of both conventional section insulator and section insulator neutral That is to say, the insulator object of this invention is an insulating element that, located between two contiguous sections of the rigid catenary, interrupts the electrical continuity between them, separating them electrically when necessary, while maintaining a mechanical continuity such that it allows the passage of pantograph smoothly.
- the insulator described below adapts to the geometric and mechanical characteristics, that is, linear weight or stiffness vertical, of the conductor rail of the rigid catenary in which it is installed.
- the insulator being described comprises a single skate arranged in a manner oblique with respect to the direction of the catenary, thus guaranteeing the symmetry of the assembly.
- This characteristic configuration of the insulator allows to obtain a much more compact design that considerably reduces the sharp blows between the pantograph rubber and the section insulator skate, so that The need for regulation and maintenance is minimized.
- Another added advantage resulting from the configuration of the insulator is that the wear of both the insulator wire and the pantograph table is reduced, which translates into a reduction in maintenance operations and, consequently, in an economic saving.
- the main element of the insulator being described is the aforementioned skate, which is arranged between two conductor rail segments. Said segments are joined to the ends of each of the sections of the catenary by means of joining flanges similar to those used to join the aluminum bars that make up the catenary rigid These segments have identical properties to those of the rigid catenary in which the insulator is installed, since they have the same configuration, that is, the same profile, and are normally made of the same material. In this way it is achieved that both the linear weight and the vertical stiffness of said segments are similar to those of the conductor rail.
- the similarity in the configuration of the segments and in the own conductor rail of the catenary also guarantees the continuity of the contact wire between the section insulator and the rigid catenary, since said wire extends along each of the segments .
- the insulator skate comprises an insulating piece whose base rests on both ends of the insulator, that is, on the upper part of the front conductor rail segments, a soul arranged in a vertical direction, so that the insulating piece has a section ' - - • shaped cross' T, and a wire, hereinafter called insulator wire and usually copper, arranged in the bottom of said core.
- the base of the insulating piece is oriented in the same direction as the two segments on which it rests, thus giving continuity to the catenary, although the core of this insulating piece, and consequently the insulator wire fixed in its lower part, they are arranged obliquely with respect to said address.
- the fixing of the insulator wire to the core of the insulating piece is carried out through pieces, called grifters, arranged in said core, as will be seen in detail below.
- the thread of the insulator which is the element that performs the functions of skate, extends beyond the length of the soul of the insulating piece, its two ends being outside said soul and curved upwards.
- spark arresters are added at the ends of each of the conductor rail segments.
- the introduction of these elements has Ia purpose of the electric arc breaking in them and therefore these spark arresters will be the elements that suffer the greatest wear of the section insulator.
- an opening mechanism that allows replacing them quickly and easily has been considered. Said opening mechanisms are arranged at the ends of each of the two conductor rail segments, which face the section insulator skate.
- connecting strips of conductive material usually copper
- This cable is fixed, at one of its ends, to one of said connecting plates, - ' - •' while the other end is well fixed) to a hole made for this purpose at the end of the insulator or to a crane of connection or similar located in the upper part of the contiguous rigid catenary profile.
- connection plates could be placed at either end of the insulator interchangeably, that is, both at its entrance and at its exit.
- said plates were fixed at the exit of the insulator, the breakage of the electric arc would occur at the ends of the central skate, while its installation at the entrance of the insulator is more advantageous since the electric arc breaks in the copper wires previously called spark arresters, which, as already advanced, can be easily replaced because they are short pieces fixed to the ends of the insulator by means of two opening mechanisms. For this reason the plates are installed at the entrance of the insulator and not at its exit.
- the distance between the electrically insulated conductive elements, that is, the central skate and the output spark arrester it is less than the width of the pantograph table, so that its power supply is assured at all times since before the table loses contact with The insulator wire is already in contact with the output spark arrester, which is subject to the corresponding supply voltage.
- the insulator skid lacks electrical voltage, so that the distance between the electrically insulated conductive elements, that is, between the input and output spark arresters, is greater than the width of the pantograph bedside table, so that it lacks power during its passage through the insulator, which in this situation behaves like a neutral section. • ... . -, ..,. • • . ;: - ".; -..
- the spark arrester threads are fixed, by one of its ends, to each of the two conductor rail segments between which the central skate extends, while its free end is directly supported on the base of the insulating piece of the skate central in order to avoid unwanted vertical displacements
- a height adjustment system comprising, among other elements that will be detailed below, a screw that extends from the base of the insulating piece and whose lower end is inserted into the free end of the spark arrester.
- Figure 1. Shows a perspective view of the section insulator for rigid catenary object of this invention. 10
- Figure 2. Shows an elevation view of the section insulator of Figure 1.
- Figure 3. Shows the section produced by the CC plane of Ia -15- Figure 2. - ' . . . _. '• :'. '
- Figure 4.- Shows the section produced by plane B-B of figure 2.
- Figure 5. Shows the section produced by the plane A-A of Figure 3 and corresponds to the system for fixing the insulator wire to the core of the insulating piece.
- Figure 6. Shows the section produced by the D-D plane of Figure 2 and corresponds to the opening mechanism incorporated in the conductor rail segments.
- Figure 7. Shows a view of the detail indicated as E in Figure 2 and corresponds to the system of height regulation of the spark arrester wires 30. PREFERRED EMBODIMENT OF THE INVENTION
- an example of embodiment of the invention can be observed therein, which consists of a section insulator for rigid catenary which basically comprises two conductor rail segments (2), with their corresponding spark arresters (9) and the opening mechanisms to facilitate its replacement, and a central skate (1) arranged obliquely between both segments (2), and which can be bridged for convenience, as will be seen later.
- Figure 1 shows a perspective view of the section insulator being described, and it clearly shows how the central skid (1) is arranged between two conductor rail segments (2), constituted by an aluminum profile in whose lower end the contact wire (4) of the rigid catenary is held.
- the physical constitution of the insulator is also clearly shown in Figure 2, which corresponds to an elevation view of the previous figure.
- the profile of both segments (2) corresponds exactly to the constitutive conductor rail of the rest of the catenary, so that said segments (2) have the same properties as the catenary, to which they are joined by joining flanges.
- the section insulator has been represented exclusively and not the conductive rails of the catenary in which it is installed and therefore neither the connecting flanges.
- each of the conductor rail segments (2) incorporates a preformed copper wire called spark arrester (9).
- spark arresters (9) are arranged, like the contact wire (4), in the lower part of the profile in question, one of the ends of said spark arresters (9) being located relative to the contact wire (4), is that is, the constitutive wire of each of the two spark arresters (9) is the extension of the contact wire (4), with respect to which it extends obliquely.
- the t5 oblique arrangement of the two spark arrester wires (9) is. appreciate more
- FIG. 7 shows in detail the regulation system
- the screw pin (16) goes through The base (5) of the insulating piece and is introduced into the spark arrester wire (9), its head remaining on the upper surface of said base (5) and its lower end housed in said thread (9).
- a washer (18) is interposed between its head and the upper surface of the base (5) of the 5 insulating piece, which additionally increases
- the regulation system also includes two elastic washers (19) which, inserted between the two fastening nuts (17) and the surfaces they face, prevent the threaded joints from loosening. Through this system, the height of the spark arrester (9) can be easily adjusted to ensure a smooth passage of the pantograph
- Said mechanism is basically composed of two side pieces (11), two interior pieces
- the two side pieces (11) included in each of the two opening mechanisms have a configuration such that they adapt to the
- the central skate (1) disposed between both segments (2) is basically constituted by an insulating piece whose cross section has a T-shape, which has a horizontal part, called base (5) and a vertical part or core (6), arranged diagonally.
- the constituent material of this insulating piece can be, for example, resin and fiberglass, although the possibility of using any other material that, having acceptable and suitable mechanical properties for this application, guarantees the required electrical insulation is contemplated.
- the oblique arrangement of the core (6) of this insulating piece is appreciated with greater clarity in Figure 3, which corresponds to the section produced by the CC plane of Figure 2.
- the taps (7) also have a recess in its outer face intended to accommodate the connecting plates ( 8) that allow to bridge the skate
- connection plate (8) 20 copper extending from said connection plate (8) to a hole
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Insulators (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06807922A EP1932712A1 (en) | 2005-10-06 | 2006-08-14 | Section insulator for a rigid catenary |
JP2008534031A JP4744605B2 (ja) | 2005-10-06 | 2006-08-14 | 剛体電車線用セクションインシュレータ |
CA2625194A CA2625194C (en) | 2005-10-06 | 2006-08-14 | Section insulator for a rigid catenary |
US12/089,521 US8069965B2 (en) | 2005-10-06 | 2006-08-14 | Section insulator for a rigid catenary |
BRPI0616981-3A BRPI0616981A2 (pt) | 2005-10-06 | 2006-08-14 | isolador de seção com seção neutra para catenária rìgida |
CN2006800422878A CN101304895B (zh) | 2005-10-06 | 2006-08-14 | 用于刚性接触网的分段绝缘器 |
IL190639A IL190639A (en) | 2005-10-06 | 2008-04-06 | Isolated section for hard chain |
TNP2008000155A TNSN08155A1 (en) | 2005-10-06 | 2008-04-07 | Section insulator for a rigid catenary |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ESP200502429 | 2005-10-06 | ||
ES200502429A ES2246743B2 (es) | 2005-10-06 | 2005-10-06 | Aislador de seccion para catenaria rigida. |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007045701A1 true WO2007045701A1 (es) | 2007-04-26 |
Family
ID=35883652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/ES2006/000477 WO2007045701A1 (es) | 2005-10-06 | 2006-08-14 | Aislador de sección para catenaria rígida |
Country Status (11)
Country | Link |
---|---|
US (1) | US8069965B2 (es) |
EP (1) | EP1932712A1 (es) |
JP (1) | JP4744605B2 (es) |
CN (1) | CN101304895B (es) |
BR (1) | BRPI0616981A2 (es) |
CA (1) | CA2625194C (es) |
ES (1) | ES2246743B2 (es) |
IL (1) | IL190639A (es) |
MA (1) | MA29937B1 (es) |
TN (1) | TNSN08155A1 (es) |
WO (1) | WO2007045701A1 (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2246743B2 (es) * | 2005-10-06 | 2007-08-16 | Metro De Madrid, S.A. | Aislador de seccion para catenaria rigida. |
KR101105812B1 (ko) * | 2009-12-18 | 2012-01-17 | 한국철도기술연구원 | 가공전차선과 강체전차선 이행구간의 연결장치 |
KR100977745B1 (ko) * | 2009-12-28 | 2010-08-24 | 김연원 | 전기 화물열차를 이용한 컨테이너 운반용 이동식 전차선 시스템 |
DE102010040494A1 (de) | 2010-09-09 | 2012-03-15 | Siemens Aktiengesellschaft | Streckentrenneinrichtung für eine Stromschienen-Oberleitungsanlage |
DE102010051379B4 (de) * | 2010-11-16 | 2013-02-07 | Furrer + Frey Ag | Streckentrenner |
JP2013023134A (ja) * | 2011-07-25 | 2013-02-04 | Sumitomo Electric Ind Ltd | 電車線セクション部 |
JP5781478B2 (ja) * | 2012-08-24 | 2015-09-24 | 三菱重工業株式会社 | 絶縁セクション、給電レール及び軌道系交通システム |
DE102012021358B4 (de) * | 2012-11-02 | 2015-11-19 | Furrer + Frey Ag | Stromschiene |
KR101415134B1 (ko) | 2013-02-04 | 2014-07-04 | 서울메트로 | 직류용 절연구분장치 |
EP2805847B1 (de) * | 2013-05-22 | 2015-07-08 | Furrer + Frey AG | Vorrichtung mit zwei starren Stromschienen und einem Streckentrenner |
KR101494295B1 (ko) | 2013-12-12 | 2015-02-23 | 서울메트로 | 강체 전차선로용 접속금구 |
KR101496101B1 (ko) * | 2014-09-30 | 2015-03-02 | 엘에스전선 주식회사 | 강체전차선용 이행장치 |
JP6614984B2 (ja) * | 2016-01-28 | 2019-12-04 | 東日本旅客鉄道株式会社 | 電車線の電気区分構造及び電気区分方法 |
KR101902361B1 (ko) | 2016-03-21 | 2018-09-28 | 주식회사 평일 | 강체 전차 선로용 절연구분장치 |
KR101810796B1 (ko) | 2016-12-26 | 2017-12-20 | 엘에스전선 주식회사 | 고속용 강체전차선 이행장치 |
CN106985707B (zh) * | 2017-04-13 | 2023-10-31 | 北京公共交通控股(集团)有限公司 | 一种接触网防漏电绝缘滑行木 |
DK3476649T3 (da) * | 2017-10-31 | 2020-07-20 | Alstom Transp Tech | Afsnitsisolator til en køreledning |
CN107962982B (zh) * | 2017-12-05 | 2023-10-13 | 西南交通大学 | 一种三相牵引供电系统和车载供电系统 |
DE102018100893A1 (de) * | 2018-01-16 | 2019-07-18 | Furrer & Frey Ag | Streckentrenner |
CN108528223B (zh) * | 2018-02-09 | 2021-09-03 | 同济大学 | 一种中低速磁浮列车低噪声受流系统 |
CN109649221B (zh) * | 2019-01-18 | 2023-08-22 | 长沙勤凯智能科技有限公司 | 一种自动断开装置及轨道交通刚性接触网 |
CN114212007B (zh) * | 2022-01-06 | 2023-06-09 | 杭州申昊科技股份有限公司 | 一种刚性接触网锚段关节结构 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052176A1 (de) * | 1980-11-13 | 1982-05-26 | Siemens Aktiengesellschaft | Streckentrenner mit zwei parallelen Isolierstoffgleitleisten |
EP0592819A1 (de) * | 1992-09-11 | 1994-04-20 | Siemens Aktiengesellschaft | Streckentrenner mit Isolierkufen |
WO1999003700A1 (de) * | 1997-07-18 | 1999-01-28 | Furrer + Frey Ag Ingenieurbüro - Fahrleitungsbau | Stromschienen-streckentrenner |
Family Cites Families (9)
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---|---|---|---|---|
GB1505083A (en) * | 1974-12-31 | 1978-03-22 | Bicc Ltd | Overhead electric traction systems |
US4406930A (en) * | 1980-11-13 | 1983-09-27 | Siemens Aktiengesellschaft | Trolley wire section insulator with two parallel insulating sliding strips |
US4424889A (en) * | 1981-03-12 | 1984-01-10 | Hoeckele Max | Phase break-section insulator devices of high tensile strength |
DE3243933A1 (de) * | 1982-01-29 | 1984-05-30 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zur elektrischen energieuebertragung fuer fahrzeuge |
DE8516717U1 (de) * | 1985-06-07 | 1985-08-01 | Siemens AG, 1000 Berlin und 8000 München | Streckentrenner für Fahrleitungen elektrischer Bahnen |
US5810137A (en) * | 1996-01-05 | 1998-09-22 | White; Paul F. | Double-beam cut-out section insulator |
US5865282A (en) * | 1996-02-28 | 1999-02-02 | Alusuisse Technology & Management Ltd. | System comprising at least two conductor rails joined by an electrical conductor |
EP1628852B1 (en) * | 2003-06-04 | 2007-07-25 | Multiclip Company Limited | Section insulator |
ES2246743B2 (es) * | 2005-10-06 | 2007-08-16 | Metro De Madrid, S.A. | Aislador de seccion para catenaria rigida. |
-
2005
- 2005-10-06 ES ES200502429A patent/ES2246743B2/es active Active
-
2006
- 2006-08-14 JP JP2008534031A patent/JP4744605B2/ja not_active Expired - Fee Related
- 2006-08-14 CA CA2625194A patent/CA2625194C/en not_active Expired - Fee Related
- 2006-08-14 CN CN2006800422878A patent/CN101304895B/zh not_active Expired - Fee Related
- 2006-08-14 US US12/089,521 patent/US8069965B2/en not_active Expired - Fee Related
- 2006-08-14 WO PCT/ES2006/000477 patent/WO2007045701A1/es active Application Filing
- 2006-08-14 EP EP06807922A patent/EP1932712A1/en not_active Withdrawn
- 2006-08-14 BR BRPI0616981-3A patent/BRPI0616981A2/pt not_active IP Right Cessation
-
2008
- 2008-04-06 IL IL190639A patent/IL190639A/en not_active IP Right Cessation
- 2008-04-07 TN TNP2008000155A patent/TNSN08155A1/en unknown
- 2008-05-06 MA MA30907A patent/MA29937B1/fr unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0052176A1 (de) * | 1980-11-13 | 1982-05-26 | Siemens Aktiengesellschaft | Streckentrenner mit zwei parallelen Isolierstoffgleitleisten |
EP0592819A1 (de) * | 1992-09-11 | 1994-04-20 | Siemens Aktiengesellschaft | Streckentrenner mit Isolierkufen |
WO1999003700A1 (de) * | 1997-07-18 | 1999-01-28 | Furrer + Frey Ag Ingenieurbüro - Fahrleitungsbau | Stromschienen-streckentrenner |
Also Published As
Publication number | Publication date |
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US20100133055A1 (en) | 2010-06-03 |
CN101304895A (zh) | 2008-11-12 |
IL190639A (en) | 2013-05-30 |
MA29937B1 (fr) | 2008-11-03 |
JP2009511320A (ja) | 2009-03-19 |
CN101304895B (zh) | 2011-08-17 |
EP1932712A1 (en) | 2008-06-18 |
JP4744605B2 (ja) | 2011-08-10 |
ES2246743B2 (es) | 2007-08-16 |
CA2625194A1 (en) | 2007-04-26 |
TNSN08155A1 (en) | 2009-10-30 |
IL190639A0 (en) | 2008-11-03 |
US8069965B2 (en) | 2011-12-06 |
CA2625194C (en) | 2012-09-25 |
ES2246743A1 (es) | 2006-02-16 |
BRPI0616981A2 (pt) | 2011-07-05 |
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