CN102194617B - Switching device - Google Patents
Switching device Download PDFInfo
- Publication number
- CN102194617B CN102194617B CN201110048623.2A CN201110048623A CN102194617B CN 102194617 B CN102194617 B CN 102194617B CN 201110048623 A CN201110048623 A CN 201110048623A CN 102194617 B CN102194617 B CN 102194617B
- Authority
- CN
- China
- Prior art keywords
- contact arm
- contact
- torsionspring
- handle
- movable contact
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/002—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00 with provision for switching the neutral conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/50—Manual reset mechanisms which may be also used for manual release
- H01H71/52—Manual reset mechanisms which may be also used for manual release actuated by lever
- H01H71/526—Manual reset mechanisms which may be also used for manual release actuated by lever the lever forming a toggle linkage with a second lever, the free end of which is directly and releasably engageable with a contact structure
Landscapes
- Breakers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Manufacture Of Switches (AREA)
Abstract
The invention relates to a switching device, comprising an insulating shell for containing a movable contact. The movable contact is supported by first ends of at least two contact arms surrounding a pivot pin (21) respectively so that the contact arm rotates to the closed position of the contact. The device comprises a contact pressure-applying tool. The contact pressure-applying tool comprises two torsion springs (31, 32) independently acting on the contact arms. Corresponding to the acted contact arm, each torsion spring is configured so that the rotary axis of a spring deviates to the second end of the contact arm corresponding to the axis of the pivot pin.
Description
Technical field
The present invention relates to the field that circuit breaker or differential circuit breaker type, particularly one pole add the switching device of neutral circuit breaker (single-pole plus neutral circuit breaker).This circuit breaker is generally used for terminal power distribution facility particularly in building, with by interrupting phase conductor and neutral conductor carrys out protective circuit.
The present invention be more particularly directed to a kind of switching device, it has the insulation shell holding movable contact, movable contact comprises at least one phase movable contact and a neutral movable contact of being supported by the first end of at least two contact arms respectively, each contact arm is installed around a pivotal pin, to allow described contact arm to rotate to the off-position of described contact, described device comprises and acts on described contact arm and to exert pressure instrument with the contact applying contact to described contact arm.
Background technology
Patent application EP0042778 describes a kind of one pole and adds neutral circuit breaker, it comprises two movable contacts belonging to circuitry phase and neutral circuit respectively, described contact is supported by the contact arm that insulating material is made, contact arm is mounted to rotate around by the pivotal pin of the tabular supporter support of operating mechanism, and described supporter is mounted to a steady pin rotates for itself.The contact be coiled into spirally spring of exerting pressure assembles around the pivotal pin of contact arm, and contact arm described in bias voltage is to the off-position of movable contact.
A shortcoming of the prior art circuit breaker is that the exert pressure size design of spring and collocation form of contact does not obtain optimization.
Summary of the invention
The object of the invention is the shortcoming making up prior art switching device, method is to provide a kind of switching device, it has the insulation shell holding movable contact, movable contact comprises at least one phase movable contact and a neutral movable contact of being supported by the first end of at least two contact arms respectively, each contact arm is installed around a pivotal pin, with the off-position allowing described contact arm to rotate extremely described contact, described device comprises and acts on described contact arm and to exert pressure instrument with the contact applying contact to described contact arm, the feature of described device is, the described contact instrument of exerting pressure comprises respectively to supporting the contact arm of phase movable contact and supporting two torsionsprings that the contact arm of neutral movable contact independently acts on, each torsionspring applies torsion force around the rotation of described spring, relative to the contact arm acted on by it, each torsionspring is arranged so that the rotation of described spring is partial to the second end of described contact arm relative to the axis of described pivotal pin.
Described device preferably includes the operating mechanism being provided with and supporting handle, the support of described support handle is equipped with the described pivotal pin of described contact arm, described support handle is coupled in movable contact arm between the off-position of described movable contact and open position, and each torsionspring is configured in by between the contact arm of described torsionspring effect and described support handle.
Described support handle preferably connects around the axis identical with the axis of described pivotal pin.
According to an embodiment, each torsionspring comprises the first line end of the scotch being pressed against support handle and acts on the second line end of one of contact arm.Second line end of each torsionspring cooperates with by a retainer of the contact arm of described torsionspring effect, and this retainer is partial to the second end of described contact arm relative to described pivotal pin.The retainer of contact arm is preferably configured in the second end of described contact arm.
According to an embodiment, the length of the first line end of each contact spring is greater than the length of the second line end of described contact spring.The length preferably at least twice larger than the length of the second line end of the first line end.
According to an embodiment, the first line end of torsionspring couples together to be formed the flexible unit comprising described two torsionsprings.
Described operating mechanism preferably also comprises:
Be mounted on insulation shell, rotate the handle with order movable contact generation opening and closing;
Be configured in that comprise between described handle and contact arm can the driving tools of disjunction mechanical linkage; With
Be combined to detect the dropout handle that whether there occurs electric fault with dropout instrument, described dropout handle is designed to activate described contact arm and moves to open position, makes described can disjunction mechanical linkage breaking.
Accompanying drawing explanation
Other advantages and feature become clearly clear using following to only providing as non-limiting example object and represent in the description of specific embodiment of the present invention in the accompanying drawings.
Fig. 1 is the interior views of circuit breaker of the present invention, shows most of element of operating mechanism.
Fig. 2 is the partial view of operating mechanism, and wherein one of contact arm is by removal, supports handle and contact to exert pressure instrument can see.
Fig. 3 is the view of operating mechanism, illustrated therein is most of element of the kinematic chain between operating handle and movable contact.
Fig. 4 corresponds to Fig. 3, and wherein one of contact arm is by removal, can see that contact is exerted pressure instrument.
Fig. 5 is contact arm, support handle and contact to exert pressure the exploded view of instrument.
Fig. 6 is the exploded view of operating mechanism and tripping mechanism.
Embodiment
As can be seen from Figure 1, circuit breaker 1 comprises the insulation shell 3 become primarily of two and half hull shapes, and upper half shell has been removed can see the inside of described circuit breaker.Housing 3 is in the almost parallel hexahedral shape corresponding to modular system.Housing 3 has rear side panel 5 and front panel 7, and rear side panel 5 is for being fixed on guide rail, and front panel 7 has the aperture passed for operating handle 9.The neutrality point deenergizing that circuit breaker 1 comprises each side being configured in insulating separator 11 respectively and point deenergizing mutually, insulating separator 11 is between two and half shells and extend with being parallel to the main panel of housing 3.In FIG, point deenergizing mutually can only be seen, and after a neutral point deenergizing is positioned at insulating separator 11.
Point deenergizing comprises the phase movable contact (phase movablecontact) 13 of the first end support being touched arm 15 mutually.Equally, neutral point deenergizing comprises the neutral movable contact (neutral movable contact) 17 supported by the first end of another contact arm 19.Contact arm 15,19 is made up of insulating material, and is mounted to rotate on pivotal pin 21.
Circuit breaker 1 is included in the operating mechanism in the top being contained in housing 3 above insulating separator 11.This operating mechanism is shared by phase movable contact 13 and neutral movable contact 17.The tabular that pivotal pin 21 for connecting contact arm 15,19 is commonly referred to mounting panel supports handle 23 (Fig. 5) support, and described support handle is mounted to rotate on housing.Handle 23 is supported to be mounted to axis being parallel around the pivotal pin 21 with contact arm 15,19 in this example and identical axis rotates.Support that the pivot axis of handle 23 and the pivotal point for connecting contact arm 15,19 are embodied as the axle 21 being attached to described support handle 23 securely.The end of axle 21 is assemblied in the bearing be configured in half shell of housing 3.Contact arm 15,19 also comprises for supporting that contact arm 15,19 to be joined to the bearing on axle 21 by each side of handle 23 respectively.
Support handle 23 is assembled into rotation on housing 3 can make contact arm 15,19 move between the open position and the off-position of described movable contact of movable contact 13,17.Support that handle 23 supports retainer, retainer is designed to cooperate with contact arm 15,19, rotates the off-position to movable contact 13,17 to drive contact arm 15,19 around axle 21.Be assemblied in housing and support that the spring 90 between handle 23 pushes and support that handle 23 rotates the open position to movable contact 13,17 around axle 21.
Contact arm 15,19 is assembled into and on support handle 23, rotates the finite motion allowing described contact arm for itself, particularly when supporting handle 23 to be switched to the off-position of movable contact 13,17.
Each in contact arm 15,19 comprises the particle preventing electric arc from producing and enters and be mixed in the protection department 26 in operating mechanism.Protection department 26 is configured to slide along fixation wall 61, at least to perform safeguard function during contact starts to open.The surface of protection department 26 and the surface of fixation wall 27 facing with each other and be configured to fully close, to make described fixation wall swipe the surface being exposed to electric arc of described protection department, thus prevent any sedimental accumulation.
Operating mechanism comprises contact and to exert pressure instrument (contact pressure means), and it acts on contact arm 15,19, to apply pressure to described contact arm, and pushes the off-position of described contact arm to movable contact 13,17.The contact instrument of exerting pressure comprises two torsionsprings 31,32, and they act on the contact arm 15 supporting phase movable contact 13 and the contact arm 19 supporting neutral movable contact 17 respectively.Each torsionspring 31,32 is provided with the pivotal pin being applied torsion force by it.Torsionspring 31,32 is assembled into and makes its corresponding pivotal pin be partial to the second end of contact arm relative to axle 21.In fact second end of contact arm 15,19 is positioned to contrary with the first end of the contact arm supporting movable contact 13,17.This location of spring 31,32 and corresponding pivotal pin thereof add described spring to contact arm 15,19 thus to the movable contact 13,17 supported by described contact arm the active force that applies.This location of spring 31,32, the particularly location of their corresponding pivotal pins, can also make their size be reduced.
Or rather, each torsionspring 31,32 is configured in by the contact arm 15,19 of described torsionspring effect and supports between handle 23.Like this, the size of torsionspring 31,32 is formed as the closing presure applying movable contact 13,17, relative to support handle, limited pivotable occurs to allow contact arm 15,19 according to the state of wear of described contact.The size of torsionspring 31,32 is not formed as contact arm 15,19 is rotated to off-position from the open position of contact 13,17, and this function has been come by support handle 23.Therefore, the size of torsionspring 31,32 is only determined according to contact to be applied, thus can reduce the size of described spring.
Can find out from Fig. 2 and 4, the torsionspring 31,32 used is springs of screw winding.Each torsionspring 31,32 comprises first line end (strand) 35,36 of the scotch 39 being pressed against support handle and acts on the second line end 41,42 of one of described contact arm 15,19.Second line end 41,42 of each torsionspring 31,32 cooperates with by the retainer 45,46 of the contact arm 15,19 of described torsionspring effect.What this retainer 45,46 was partial to described contact arm relative to the axle 21 of the pivotal pin realizing contact arm 15,19 is positioned to second end contrary with supporting the first end of movable contact 13,17.In fact the retainer 45,46 of contact arm 15,19 is configured in the second end of described contact arm.The contact that torsionspring 31,32 applies thus be maximized.
The bung flange of the pivotal pin around described spring of torsionspring 31,32 is off-axis 21.Like this, except reduce contact exert pressure instrument 31,32 size and increase except contact, reduced at the overall dimensions of the operating mechanism at the level place of axle 21.Consider the complexity of the operating mechanism of the connection related to around axle 21, the bung flange of torsionspring 31,32 departs from relative to axle 21 this can make described operating mechanism be simplified and to make it assemble simpler.
In the embodiment shown, the first line end 35,36 of torsionspring 31,32 is connected to each other, to form the single flexible assembly making described torsionspring integration.Can find out from Fig. 2 and 4, the length of the first line end 35,36 of each torsionspring 31,32 is longer than the second line end 41,42 of described torsionspring.Or rather, the length of the first line end 35,36 at least twice larger than the length of the second line end 41,42.This configuration contributes to the assembling of operating mechanism especially, particularly because the length of line end allows to join required bending at the enterprising luggage of the pin of spring.
Circuit breaker operating mechanism can be described in European patent application EP 0295158.
In the embodiment shown, operating mechanism comprises the driving tools (transmissionmeans) being configured between handle 9 and contact arm 15,19 or being configured in or rather between described handle and support handle 23.These driving tools can make support handle 23 move between the open position and off-position of movable contact 13,17.
As can be seen from Figure 6, the dropout handle 53 combined with dropout instrument (trip means) can make the existence of electric fault be detected, and acts on operating mechanism to open circuit breaker contact.Dropout instrument comprises electromagnetic trip unit 55 and hot trip unit and bimetallic strip 57.Dropout handle 53 is mounted to supported the pivotal pin 59 supported of handle 23 rotates, and relative to pivotal pin 21 with depart from a scheduled volume.Dropout handle 53 be designed by make driving tools can disjunction mechanical linkage 61 (Fig. 1 and 2) disjunction, carry out actuating contact arm 15,19 and move to open position.
Driving tools comprises drive link 51, and drive link 51 is combined with the interior substrate of handle, and to form a knuckle joint (toggle-joint), its connection place is eccentric relative to the pivotal pin 63 of described handle.Disjunction mechanical linkage 61 can be configured in drive link 51 and support between handle 23.In locked position, can disjunction mechanical linkage 61 allow to carry out Non-follow control by handle 9 pairs of operating mechanisms.Dropout handle 53 moves to trip positions because of the effect of trip unit 55, can make mechanical linkage 61 disjunction immediately, causes operating mechanism, independent of handle 9, automatic dropout occurs.Dropout handle 53 is associated with a back-moving spring (not shown), this back-moving spring be designed to when handle 9 operating mechanism because of fault thread off after be actuated to open position time, carry out automatically setting up again to mechanical linkage 61.
As can be seen from Figure 6, disjunction mechanical linkage 61 lock hook 65 being mounted to rotate on the pivotal pin 67 supporting handle 23 can be comprised.In the opposition side of pivotal pin 67, the nose 69 of lock hook cooperates with the fixing otch 71 on the upper arm being positioned at dropout handle 53 in the latched position of connecting piece 61.Drive link 51 is combined with lock hook 65 at an interface place, and this interface can move to when there is dropout in the aperture supporting handle 23.This aperture is blind hole or opens, and has the shape of border circular areas placed in the middle on pivotal pin 67.Interface is between pivotal pin 67 and the nose 69 of lock hook.Disjunction mechanical linkage 61 can form deceleration transmission stage in the kinematic chain of operating mechanism, the tripping force originating from the hot trip unit of magnetic can be made to reduce.
Can find out from Fig. 2 and 6, the bimetallic strip 57 of hot trip unit is cooperated with dropout handle 53 by the rotational slide guide rail 81 of single-direction transmission.Rail plate 81 engages handle type by one and becomes, and one end of this joint handle freely combines at the underarm of interface 83 place and dropout handle 53.The bending mid portion of transmission handle, by being pressed on the boss 85 of dropout handle 53, when occurring to deflect with bimetallic strip 51 during the current overload flowed in the electrodes, drives dropout handle 53 to trip positions to the right.In this hot dropout stage, the rigid motion that rail plate 81 is formed between bimetallic strip 57 and dropout handle 53 links.Interface 83 is between the pivotal pin 21 and boss 85 of dropout handle 53.When the object of the position configuration pivotal pin 83 being close to pivotal pin 21 is at magnetic trip unit 55 promotion support handle 23, pivotal pin 83 is minimized along moving of the circular arc centered by pivotal pin 21, or even makes this motion be zero.
When operating mechanism is actuated to open position manually or automatically, the end 87 contrary with interface 83 of rail plate 81 can abut with a retainer convexed to form by housing, makes to break with the sports links of handle 53 of threading off.Support that handle 23 can be rotated counterclockwise around pivotal pin 21, and the zone line of rail plate 81 moves away boss 85.The interface 83 of rail plate 81 can be formed by the pivotal pin 21 of dropout handle 53 naturally.
The operation of this operating mechanism is well-known to those skilled in the art, so need not launch to describe in detail to it.This operates in European patent application EP 0295158 also has description.
Claims (9)
1. a switching device (1), there is the insulation shell (3) holding movable contact, movable contact comprises at least one phase movable contact (13) and a neutral movable contact (17) of being supported by the first end of at least two contact arms (15,19) respectively, each contact arm is installed around a pivotal pin (21), with the off-position at least allowing described contact arm to rotate extremely described movable contact, described device comprises and acts on described contact arm and to exert pressure instrument with the contact applying contact to described contact arm
It is characterized in that, the described movable contact instrument of exerting pressure comprises respectively to supporting the contact arm of phase movable contact and supporting two torsionsprings (31,32) that the contact arm of neutral movable contact independently acts on, each torsionspring applies torsion force around the rotation of described torsionspring, relative to the contact arm acted on by it, each torsionspring is arranged so that the rotation of described torsionspring is partial to the second end of described contact arm relative to the axis of described pivotal pin; And
Be further characterized in that, described switching device comprises the operating mechanism being provided with and supporting handle (23), the support of described support handle is equipped with the described pivotal pin (21) of described contact arm, described support handle is coupled in movable contact arm between the off-position of described movable contact and open position, and each torsionspring (31,32) is configured in by between the contact arm of described torsionspring effect (15,19) and described support handle.
2. device as claimed in claim 1, it is characterized in that, described support handle (23) connects around the axis identical with the axis of described pivotal pin (21).
3. device as claimed in claim 1, it is characterized in that, each torsionspring (31,32) comprises first line end (35,36) of the scotch (39) being pressed against described support handle (23) and acts on second line end (41,42) of one of described contact arm (15,19).
4. device as claimed in claim 3, it is characterized in that, second line end (41,42) of each torsionspring (31,32) cooperates with by a retainer (45,46) of the contact arm of described torsionspring effect (15,19), and this retainer is partial to the second end of described contact arm relative to described pivotal pin (21).
5. device as claimed in claim 4, it is characterized in that, the retainer (45,46) of described contact arm (15,19) is configured in the second end of described contact arm.
6. the device according to any one of claim 3 ~ 5, is characterized in that, the length of first line end (35,36) of each torsionspring (31,32) is greater than the length of second line end (41,42) of described torsionspring.
7. device as claimed in claim 6, is characterized in that, the length at least twice larger than the length of the second line end (41,42) of the first line end (35,36).
8. the device according to any one of claim 3 ~ 5, is characterized in that, first line end (35,36) of torsionspring (31,32) couples together to be formed the flexible unit comprising described two torsionsprings.
9. the device according to any one of Claims 1 to 5, is characterized in that, described operating mechanism also comprises:
Be mounted to the handle (9) that opening and closing occurs with order movable contact (13,17) in the upper rotation of insulation shell (3);
Be configured in that comprise between described handle and contact arm (15,19) can the driving tools of disjunction mechanical linkage (61); With
Combine to detect the dropout handle (53) that whether there occurs electric fault with dropout instrument (55,57), described dropout handle is designed to activate described contact arm (15,19) and moves to open position, makes described can disjunction mechanical linkage breaking.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR10/00821 | 2010-03-01 | ||
| FR1000821A FR2956922B1 (en) | 2010-03-01 | 2010-03-01 | CUTTING DEVICE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102194617A CN102194617A (en) | 2011-09-21 |
| CN102194617B true CN102194617B (en) | 2014-12-31 |
Family
ID=42752099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110048623.2A Active CN102194617B (en) | 2010-03-01 | 2011-03-01 | Switching device |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2365510B1 (en) |
| CN (1) | CN102194617B (en) |
| ES (1) | ES2531060T3 (en) |
| FR (1) | FR2956922B1 (en) |
| RU (1) | RU2549366C2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2996678B1 (en) | 2012-10-05 | 2014-10-31 | Schneider Electric Ind Sas | DEVICE FOR CONTROLLING AN ELECTRICAL PROTECTION DEVICE AND ELECTRICAL PROTECTION APPARATUS COMPRISING IT |
| CN104134588B (en) * | 2014-07-17 | 2016-03-02 | 正泰集团股份有限公司 | A kind of operating means of multipole small-size circuit breaker |
| CN104167333B (en) * | 2014-08-20 | 2016-01-06 | 加西亚电子电器有限公司 | A kind of miniature circuit breaker |
| CN105590804B (en) * | 2014-11-04 | 2018-03-27 | 西门子公司 | The brake separating mechanism and its breaker of breaker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841266A (en) * | 1987-03-18 | 1989-06-20 | Licentia Patent-Verwaltungs-Gmbh | Circuit breaker having an electrodynamically opening contact system |
| CN101128899A (en) * | 2005-01-17 | 2008-02-20 | 维马股份公司 | Differential thermomagnetic switch |
| CN101404232A (en) * | 2007-10-04 | 2009-04-08 | 通用电气公司 | Contact arm mechanism for circuit breaker |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2485254A1 (en) | 1980-06-19 | 1981-12-24 | Merlin Gerin | MINIATURE UNIPOLAR AND NEUTRAL CIRCUIT BREAKER |
| FR2584531B1 (en) * | 1985-07-05 | 1989-01-13 | Telemecanique Electrique | CURRENT LIMITER PROVIDED WITH A DISPLAY ELEMENT |
| FR2616583B1 (en) | 1987-06-09 | 1995-01-06 | Merlin Gerin | CONTROL MECHANISM OF A MINIATURE ELECTRIC CIRCUIT BREAKER |
| JPH0810924Y2 (en) * | 1990-07-10 | 1996-03-29 | テンパール工業株式会社 | Circuit breaker |
| ATE121217T1 (en) * | 1992-05-13 | 1995-04-15 | Hager Electro | PHASE AND NEUTRAL CIRCUIT SWITCH. |
| FR2723470A1 (en) * | 1994-08-04 | 1996-02-09 | Legrand Sa | BREAKER |
| EP1146534B1 (en) * | 2000-04-11 | 2002-01-02 | Felten & Guilleaume KG | Switching mechanism for a circuit breaker |
| DE10204226C1 (en) * | 2002-01-30 | 2003-04-24 | Siemens Ag | Switchgear installation plug-in module has operating device for auxiliary separation contacts and contact device displaced by slider controlled by rotary shaft of operating device |
-
2010
- 2010-03-01 FR FR1000821A patent/FR2956922B1/en not_active Expired - Fee Related
- 2010-11-29 EP EP10354083.7A patent/EP2365510B1/en active Active
- 2010-11-29 ES ES10354083T patent/ES2531060T3/en active Active
-
2011
- 2011-02-28 RU RU2011107621/07A patent/RU2549366C2/en active
- 2011-03-01 CN CN201110048623.2A patent/CN102194617B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4841266A (en) * | 1987-03-18 | 1989-06-20 | Licentia Patent-Verwaltungs-Gmbh | Circuit breaker having an electrodynamically opening contact system |
| CN101128899A (en) * | 2005-01-17 | 2008-02-20 | 维马股份公司 | Differential thermomagnetic switch |
| CN101404232A (en) * | 2007-10-04 | 2009-04-08 | 通用电气公司 | Contact arm mechanism for circuit breaker |
Non-Patent Citations (2)
| Title |
|---|
| JP平4-31243U 1992.03.13 * |
| JP昭57-30234A 1982.02.18 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2956922B1 (en) | 2012-08-24 |
| RU2011107621A (en) | 2012-09-10 |
| EP2365510B1 (en) | 2013-11-13 |
| CN102194617A (en) | 2011-09-21 |
| EP2365510A1 (en) | 2011-09-14 |
| FR2956922A1 (en) | 2011-09-02 |
| ES2531060T3 (en) | 2015-03-10 |
| RU2549366C2 (en) | 2015-04-27 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |