EP1914768A1 - Bewegliche Kontaktanordnung für Luftleistungsschalter und Verbindungsverfahren für flexiblen Leiter dafür - Google Patents

Bewegliche Kontaktanordnung für Luftleistungsschalter und Verbindungsverfahren für flexiblen Leiter dafür Download PDF

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Publication number
EP1914768A1
EP1914768A1 EP07019936A EP07019936A EP1914768A1 EP 1914768 A1 EP1914768 A1 EP 1914768A1 EP 07019936 A EP07019936 A EP 07019936A EP 07019936 A EP07019936 A EP 07019936A EP 1914768 A1 EP1914768 A1 EP 1914768A1
Authority
EP
European Patent Office
Prior art keywords
flexible wires
receiving portion
movable contactor
fingers
circuit breaker
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.)
Withdrawn
Application number
EP07019936A
Other languages
English (en)
French (fr)
Inventor
Jae-Kwan Seo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LS Electric Co Ltd
Original Assignee
LS Industrial Systems Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LS Industrial Systems Co Ltd filed Critical LS Industrial Systems Co Ltd
Publication of EP1914768A1 publication Critical patent/EP1914768A1/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • H01H31/04—Interlocking mechanisms
    • 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
    • H01H33/02—Details
    • H01H33/46—Interlocking mechanisms
    • H01H33/52—Interlocking mechanisms for interlocking two or more switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/025—Contact members formed by the conductors of a cable end
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R35/00—Flexible or turnable line connectors, i.e. the rotation angle being limited
    • H01R35/02—Flexible line connectors without frictional contact members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/22—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
    • H01H1/221—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member
    • H01H1/226—Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact and a contact pressure spring acting between the pivoted member and a supporting member having a plurality of parallel contact bars

Definitions

  • the present invention relates to a movable contactor of an air circuit breaker and a connection method for a flexible wire thereof, and more particularly, to a movable contactor of an air circuit breaker and a connection method for a flexible wire thereof, which can prevent thermal deformation and reduce manufacturing time and cost by reducing the number of welding processes or a welding section(point).
  • a circuit breaker is a device disposed on an electric path for opening/closing the electric path when occurring abnormal state such as a short circuit, and the like.
  • Such circuit breakers may be divided into an alternating current circuit breaker, a direct current circuit breaker, and the like according to a line applied. Also, the circuit breakers may be divided into an air circuit breaker, a gas circuit breaker, a vacuum circuit breaker, and the like according to medium for extinguishing the arc.
  • the air circuit breaker is the circuit breaker to perform a switching operation in air.
  • Such air circuit breaker includes a frame having a receiving space therein, fixed and movable contactors disposed inside the frame so as to contact and be separated from the frame, a driving unit for driving the movable contactor, and a detecting unit for detecting an overcurrent and a fault current.
  • Figure 1 is a side view showing a movable contactor of a related art air circuit breaker.
  • Figure 2 is a front view of a connector in Fig. 1.
  • a movable contactor 30 of an air circuit breaker is disposed at one side of a fixed contactor 10 connected to one of a power side and a load side inside a frame (not shown) so as to contact and be separated from the fixed contactor 10 by rotation.
  • a driving unit 20 is provided at one side of the movable contactor 30 to open/close the movable contactor 30 according to a control signal, and includes a plurality of links 21, springs 23, and the like.
  • the movable contactor 30 includes a plurality of fingers 41 having a movable contact 42 contacting the fixed contactor 10, a cage 31 for receiving and supporting the fingers 41, and a connector 51 disposed at one side of the cage 31 and connected to another of the power side and the load side.
  • the fingers 41 and the connector 51 are connected by flexible wires 45.
  • a plurality of inserting grooves 53 are formed at the connector 51 such that an end of the flexible wires 45 connected to each of the fingers 41 can be inserted therein.
  • the flexible wires 45 inserted into the inserting grooves 53 are weld-coupled with a peripheral portion of the inserting grooves 53.
  • a welding portion 54 is formed at an end of each of the flexible wires 45 and an opening of each inserting groove 53.
  • the connector 51 may be deformed by high heat generating when welding.
  • the flexible wires 45 may be short-circuited when welding, thereby reducing its conducting performance.
  • a movable contactor of an air circuit breaker comprising: fingers contacting a fixed contact; flexible wires each having one end connected to each of the fingers; and a connector disposed at one side of the fingers to be connected to either a power side or a load side, and having inserting grooves for inserting another end of the flexible wires therein, wherein the inserting groove has an extended section having a width gradually increased from an opening in an insertion direction of the flexible wires.
  • the inserting groove may have a cross-section of a polygonal shape or of a circular arc shape.
  • the flexible wires undergo plastic deformation after being inserted into the inserting groove.
  • the finger has a receiving portion for receiving an end of the flexible wires, and the receiving portion can have a side wall portion having a width gradually decreased toward an opening in a tensile direction of the flexible wires.
  • the receiving portion may have a cross-section of a polygonal shape or of a circular arc shape.
  • the flexible wires may undergo plastic deformation or may be weld-coupled after being received in the receiving portion.
  • the receiving portion may be formed in plurality.
  • the receiving portion may be caulked after being coupled to an end of the flexible wires.
  • a connection method for a flexible wire of the movable contactor of the air circuit breaker comprising: forming inserting grooves at the connector so that a width thereof can be gradually increased from an opening in an insertion direction of the flexible wires; and inserting one end of the flexible wires into the inserting grooves.
  • the method may further comprise a step of plastic-deforming the end of the flexible wires, after performing the step of inserting one end of the flexible wires into the inserting grooves.
  • the method may further comprise a step of forming a receiving portion at the fingers so as to receive the end of the flexible wires, and a step of inserting the end of the flexible wires to the receiving portion.
  • the method may also comprise a step of welding the receiving portion and the flexible wires, after performing the step of inserting the end of the flexible wires to the receiving portion.
  • the method may also comprise a step of plastic deforming the end of the flexible wires, after performing the step of inserting the end of the flexible wires to the receiving portion.
  • a movable contactor of an air circuit breaker of the present invention includes fingers 121 contacting a fixed contact of a fixed contactor (not shown); flexible wires 131 each having one end connected to each of the fingers 121; and a connector 141 disposed at one side of the fingers 121 to be connected to either a power side or a load side, and having inserting grooves 152 at one end thereof for inserting another end of the flexible wires 131, wherein the inserting groove 152 has an extended section 154 having a width gradually increased from an opening in an insertion direction of the flexible wire 131.
  • the fingers 121 are received to be coupled to an inside of a cage 111 having a receiving space divided for the fingers 121 therein, and a rotation supporting portion 113 is disposed at one side of the cage 111 such that the connector 141 can be rotatably coupled thereto.
  • the rotation supporting portion 113 rotates with respect to the cage 111 centering around a rotation shaft 115.
  • the finger 121 is formed in a long plate shape made of copper (Cu) material.
  • a movable contact 122 is formed at one side of each of the fingers 121 to contact the fixed contact, and a bending portion 124 horizontally bent with respect to a longitudinal direction is formed at one end of each of the fingers 121.
  • a receiving portion 125 is formed at another end of each of the fingers 121 so as to receive one end of the flexible wires 131 therein.
  • the receiving portion 125 is formed in a rectangular concave groove in a thickness direction.
  • the flexible wires 131 are formed of a plurality of wires having a thin diameter so as to have flexibility. Compressed portions 132 are individually formed at both ends of each of the flexible wires 131 so as to be easily inserted into the receiving portion 125 and the inserting groove 152.
  • the connector 141 includes a connecting portion 142 connected to either the power side or the load side, and a wire connecting portion 145 to which the flexible wires 131 are connected.
  • the connecting portion 142 has a circular rod shape, and the wire connecting portion 145 having a relatively thin plate shape is integrally formed with the connecting portion 142 at one side of the connecting portion 142.
  • a plurality of coupling holes 144 are penetratingly formed at an end surface of the connecting portion 142 so as to be connected to the power side or the load side by a fixing bolt, and the like.
  • Bolt holes 146 are formed at the wire connecting portion 145 so as to pass the fixing bolts 147 coupled to the rotation supporting portion 113.
  • a plurality of inserting grooves 152 are formed at one end of the wire connecting portion 145 so as to insert the end of the flexible wires 131 therein.
  • One end of each inserting groove 152 is formed to have a size enough to insert two compressed portions 132, that is, the end of the flexible wires 131 connected to the receiving portion 125 of the fingers 121.
  • the wire connecting portion 145 has five inserting grooves 152 such that the flexible wires 131 connected to ten fingers 121 can be inserted therein.
  • each of the inserting grooves 152 is formed to have an extended section 154 having a width gradually increased from the opening in an insertion direction of the flexible wires 131. As shown in Fig. 6, this is to prevent the separation of the inserted compressed portions 132 of each of the flexible wires 131 in an opposite direction of the insertion direction, when each of the flexible wires 131 is disposed perpendicularly to the plate surface of the wire connecting portion 145, and if each of the compressed portions 132 is forcibly inserted into the opening.
  • the inserting grooves 162 as shown in Fig. 7, may be configured to have a cross-section of a circular arc shape having an extended section 164 with a predetermined length from an opening.
  • the inserting grooves 172 may be configured to have a cross-section of a polygonal shape having an extended section 174 with a predetermined length from an opening.
  • the two compressed portions 132 of the flexible wires 131 are forcibly inserted simultaneously into one inserting groove 152, pressed, and then are plastic-deformed into a shape corresponding to an inner shape of the inserting groove 152. That is, the flexible wires 131 are formed as follows: a plurality of thin wires are twisted, and a first compression is performed to both ends of the flexible wires 131 to make a shape to be inserted to the inserting groove 152 and the receiving portion 132, thereby forming each of the compressed portions 132.
  • the compressed portion 132 to be inserted into the inserting groove 152 among the compressed portions 132 is compressed again, and then is plastic-deformed into a shape corresponding to that of the inserting groove 152. Accordingly, the end of each flexible wire 131, that is, the compressed portion 132 can be prevented from being separated from the opening in an opposite direction of the insertion direction.
  • connection method between the connector 141 and the flexible wires 131 will be described in detail.
  • the two compressed portions 132 of the flexible wire 131 are forcibly inserted simultaneously into each inserting groove 152 of the connector 141.
  • the compressed portions 132 forcibly inserted into the corresponding inserting groove 152 are pressed again, as shown in Fig. 5, thereby forming compressed portions 133 plastic-deformed into the shape corresponding to that of the inserting groove 152.
  • connection method between the flexible wires 131 and the fingers 121 is as follows: first, another compressed portion 132 of the flexible wires 131 is forcibly inserted into each receiving portion 125 of the finger 121. Next, the receiving portion 125 and the compressed portion 132 of the flexible wires 131 are welded together, thereby forming a welding portion 127.
  • Figure 9 is a perspective view showing a finger of the movable contactor of the air circuit breaker according to another embodiment of the present invention.
  • Figure 10 is a view for describing a coupled state between the finger and the flexible wires in Fig. 9.
  • the same and/or equivalent parts to the above-mentioned and described structure will not be shown for the sake of convenience in explanation, and the same reference numerals will be used to describe.
  • the movable contactor of the air circuit breaker includes a plurality of fingers 121 contacting a fixed contact and having a receiving portion 185 at one end thereof, flexible wires 131 having one end connected to each of the fingers 121, and a connector 141 disposed at one side of the fingers 121 to be connected to a power side or a load side, and having inserting grooves 152 for inserting another end of the flexible wires 131 to one side thereof, wherein the inserting groove 152 has an extended section 154 having a width gradually increased from the opening in an insertion direction of the flexible wires 131.
  • a receiving portion 185 is formed at one end of the finger 121 to receive the compressed portion 132 of the flexible wires 131.
  • the compressed portion 132 of the flexible wires 131 is inserted into the inside of the receiving portion 185, and then is plastic-deformed into a shape corresponding to the inner shape of the receiving portion 185.
  • a welding portion 187 is formed at an opening of the receiving portion 185 in a thickness direction so as to prevent the separation of the flexible wires 131 in a thickness direction of the finger 121.
  • the receiving portion 185 is formed to have an inner width W1 gradually reduced toward the opening in a longitudinal direction of the finger 121. This is to prevent the separation of the end of the flexible wires 131 received inside the receiving portion 185 from the receiving portion 185 when the flexible wires 131 are pulled. Further, it is to reduce a welding section and welding time by lowering bond strength required after the welding process.
  • the receiving portion 185 may have a cross-section of a circular arc shape as shown in Fig. 7, or have a cross-section of a polygonal shape as shown in Fig. 8.
  • the compressed portion 132 of the flexible wires 131 is inserted into the receiving portion 185 of the finger 121.
  • the receiving portion 185 and the compressed portion 132 of the flexible wires 131 are welded together, thereby forming the welding portion 187.
  • Figure 11 is a perspective view showing a finger of the movable contactor of the air circuit breaker according to still another embodiment of the present invention
  • Figure 12 is a view showing the coupled state in Fig. 11.
  • the movable contactor of the air circuit breaker includes fingers 121 contacting a fixed contact and having a plurality of receiving portions 195 at one end thereof, flexible wires 131 having one end connected to each of the fingers 121, and a connector 141 disposed at one side of the fingers 121 to be connected to a power side or a load side, and having inserting grooves 152 for inserting another end of the flexible wires 131 to one side thereof, wherein the inserting groove 152 has an extended section 154 having a width gradually increased from the opening in an insertion direction of the flexible wires 131.
  • the plurality of receiving portions 195 are formed at one end of the fingers 121 to receive the compressed portion 135 of the flexible wires 131 therein, and the plurality of compressed portions 135 are formed at one end of the flexible wires 131 and compressed by being divided according to the number of the receiving portions 195.
  • Each of the compressed portions 135 of the flexible wires 131 is received in each of the receiving portions 195, and is plastic-deformed into a shape corresponding to the receiving portion 195.
  • a caulking portion 197 may be plastic-deformed by a caulking operation such that the opening of the receiving portion 195 in a thickness direction can be narrower.
  • the receiving portion 195 is formed to have an inner width W2 gradually reduced toward the opening. This is to prevent the separation of the compressed portion 135, that is, the end of the flexible wires 131 received inside the receiving portion 195, from the receiving portion 195 when the flexible wires 131 are pulled.
  • the receiving portion 195 may have a cross-section of a circular arc shape as shown in Fig. 7, or have a cross-section of a polygonal shape as shown in Fig. 8.
  • a caulking portion 197 may further be plastic-deformed by a caulking operation such that the opening of the receiving portion 195 in a thickness direction can be narrower.
  • a welding process is eliminated by forming the inserting groove to the connector so as to have the extended section having a width gradually increased from the opening in an insertion direction of the flexible wires, thereby controlling deformation by a high heat of the connector and preventing a short circuit of the flexible wires. Further, a bond strength, which is the almost same as that when coupling by a welding process, can be obtained and conducting performance can be enhance.
  • welding processes may be eliminated or welding areas may be reduced, by forming the inserting groove having the extended section at the connector and by forming the receiving portion having a width gradually reduced toward the opening in a tensile direction of the flexible wires at the finger. Accordingly, deformation of components due to the welding operation may be controlled and a short circuit of the flexible wires can be prevented.
  • both ends of the flexible wires are respectively connected to the connector and the finger, and then are plastic-deformed into a shape corresponding to the inserting groove and the receiving portion. Accordingly, the welding processes can be eliminated, thereby not requiring the use of the welding equipment. The manufacturing process is simplified, thereby shortening its manufacturing time and reducing manufacturing cost.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Breakers (AREA)
  • Thermally Actuated Switches (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
EP07019936A 2006-10-17 2007-10-11 Bewegliche Kontaktanordnung für Luftleistungsschalter und Verbindungsverfahren für flexiblen Leiter dafür Withdrawn EP1914768A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060101056A KR100817117B1 (ko) 2006-10-17 2006-10-17 기중차단기의 가동접촉자

Publications (1)

Publication Number Publication Date
EP1914768A1 true EP1914768A1 (de) 2008-04-23

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ID=38904695

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07019936A Withdrawn EP1914768A1 (de) 2006-10-17 2007-10-11 Bewegliche Kontaktanordnung für Luftleistungsschalter und Verbindungsverfahren für flexiblen Leiter dafür

Country Status (5)

Country Link
EP (1) EP1914768A1 (de)
KR (1) KR100817117B1 (de)
CN (1) CN101202183A (de)
MY (1) MY153430A (de)
RU (1) RU2373598C2 (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20081336A1 (it) * 2008-07-23 2010-01-24 Abb Spa Componente elettrico per dispositivi di commutazione di bassa tensione, metodo per la realizzazione di tale componente elettrico, e dispositivo di commutazione elettrica comprendente tale componente.
EP2296158A1 (de) * 2009-09-15 2011-03-16 Eaton Corporation Elektrisches Schaltgerät und Lastleiter dafür
CN101777450B (zh) * 2010-01-28 2012-07-11 江苏大全凯帆电器股份有限公司 一种动触头装配夹具及其装配方法
KR20130073646A (ko) * 2011-12-23 2013-07-03 현대중공업 주식회사 기중차단기용 부하측 단자 및 이를 포함하는 가동 접촉자

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101039458B1 (ko) 2009-08-04 2011-06-07 충북대학교 산학협력단 전류 차단기의 크래들 핑거 자동조립장치 및 방법
CN110544607B (zh) * 2019-09-06 2022-09-06 浙江伯特利新材料技术有限公司 一种万能式框架断路器的触头结构

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1279798A (fr) 1961-02-01 1961-12-22 Amp Inc Connexion électrique et procédé pour son exécution
US5032813A (en) 1990-03-09 1991-07-16 Westinghouse Electric Corp. Pinned shunt end expansion joint
DE29614720U1 (de) 1996-08-19 1997-12-18 Siemens AG, 80333 München Hebelkontaktanordnung für Niederspannungs-Leistungsschalter
JPH11213762A (ja) 1998-01-27 1999-08-06 Fuji Electric Co Ltd 並列撚り導線
DE102004058764A1 (de) 2004-11-30 2006-06-01 Siemens Ag Anschlussschiene für flexible elektrische Leiter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0137958Y1 (ko) * 1995-11-01 1999-04-01 이희종 회로차단기의 가동접촉자장치
JP4466209B2 (ja) 2004-06-10 2010-05-26 富士電機機器制御株式会社 回路遮断器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1279798A (fr) 1961-02-01 1961-12-22 Amp Inc Connexion électrique et procédé pour son exécution
US5032813A (en) 1990-03-09 1991-07-16 Westinghouse Electric Corp. Pinned shunt end expansion joint
DE29614720U1 (de) 1996-08-19 1997-12-18 Siemens AG, 80333 München Hebelkontaktanordnung für Niederspannungs-Leistungsschalter
JPH11213762A (ja) 1998-01-27 1999-08-06 Fuji Electric Co Ltd 並列撚り導線
DE102004058764A1 (de) 2004-11-30 2006-06-01 Siemens Ag Anschlussschiene für flexible elektrische Leiter

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20081336A1 (it) * 2008-07-23 2010-01-24 Abb Spa Componente elettrico per dispositivi di commutazione di bassa tensione, metodo per la realizzazione di tale componente elettrico, e dispositivo di commutazione elettrica comprendente tale componente.
WO2010009957A1 (en) * 2008-07-23 2010-01-28 Abb S.P.A. Connecting flexible conductors using cold plastic deformation
US8622773B2 (en) 2008-07-23 2014-01-07 Abb S.P.A. Connecting flexible conductors using cold plastic deformation
RU2504856C2 (ru) * 2008-07-23 2014-01-20 АББ С.п.А. Соединение гибких проводников с использованием холодной пластической деформации
EP2296158A1 (de) * 2009-09-15 2011-03-16 Eaton Corporation Elektrisches Schaltgerät und Lastleiter dafür
CN102024627A (zh) * 2009-09-15 2011-04-20 伊顿公司 电气开关装置及用于该电气开关装置的负载导体
CN101777450B (zh) * 2010-01-28 2012-07-11 江苏大全凯帆电器股份有限公司 一种动触头装配夹具及其装配方法
KR20130073646A (ko) * 2011-12-23 2013-07-03 현대중공업 주식회사 기중차단기용 부하측 단자 및 이를 포함하는 가동 접촉자

Also Published As

Publication number Publication date
KR100817117B1 (ko) 2008-03-27
MY153430A (en) 2015-02-13
CN101202183A (zh) 2008-06-18
RU2373598C2 (ru) 2009-11-20
RU2007138412A (ru) 2009-04-27

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Effective date: 20150311