EP1583119A2 - Verriegelingssystem für einen Linearantrieb - Google Patents

Verriegelingssystem für einen Linearantrieb Download PDF

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Publication number
EP1583119A2
EP1583119A2 EP05102351A EP05102351A EP1583119A2 EP 1583119 A2 EP1583119 A2 EP 1583119A2 EP 05102351 A EP05102351 A EP 05102351A EP 05102351 A EP05102351 A EP 05102351A EP 1583119 A2 EP1583119 A2 EP 1583119A2
Authority
EP
European Patent Office
Prior art keywords
rod
balls
locking system
movement
translation
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.)
Granted
Application number
EP05102351A
Other languages
English (en)
French (fr)
Other versions
EP1583119A3 (de
EP1583119B1 (de
Inventor
Robert Lüscher
Ernst Suter
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.)
GE Grid Switzerland GmbH
Original Assignee
Areva T&D AG
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 Areva T&D AG filed Critical Areva T&D AG
Publication of EP1583119A2 publication Critical patent/EP1583119A2/de
Publication of EP1583119A3 publication Critical patent/EP1583119A3/de
Application granted granted Critical
Publication of EP1583119B1 publication Critical patent/EP1583119B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3031—Means for locking the spring in a charged state
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3052—Linear spring motors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3031—Means for locking the spring in a charged state
    • H01H2003/3036—Means for locking the spring in a charged state using of balls or rollers in the locking device

Definitions

  • the present invention relates to a system for locking to immobilize or release the movement of translation of a rod of a linear control, the rod being movable in an axial direction between a first position and a second position spaced from a certain distance in the axial direction of the first position.
  • the invention relates more particularly to a locking system for mechanical control linear spring loaded used to move the crew of movable contacts of a high or medium circuit breaker voltage.
  • the two positions of the rod of the linear control correspond to both positions of the mobile contact crew the breaker.
  • the first position of the stem corresponds to the position of the contact crew when the breaker is open and the second position of the rod corresponds to the position of the moving contact crew when the breaker is closed.
  • the translation movement of the rod in the axial direction is maintained by springs and in particular coil springs which used to store kinetic energy to achieve successive switching of the circuit breaker.
  • Patent document US2003 / 0034331 is known, a linear command of the type indicated above with a locking system to immobilize or release the translation movement of the rod.
  • This system of lock is constituted by a ratchet controlled by an electric coil.
  • a locking system by snap is not suitable for spring loaded controls with springs exerting on the rod forces important.
  • this type of locking system is not suitable for locking the position of the rod in both directions of movement of the rod according to the axial direction.
  • Patent document EP0801406 is also known, a linear mechanical control with springs for high-voltage circuit breaker which includes a interlocking multiple ratchets controlled by electric coils.
  • the object of the invention is to propose a system locking to immobilize or release the movement translation of a rod of a linear control for circuit breaker high or medium voltage for example, which is reliable and fast and supports axial forces significant pressure on the stem during switching of the circuit breaker.
  • the subject of the invention is a system locking to immobilize or release the movement translation of a rod of a linear control, the rod being movable in an axial direction between a first position and a second position spaced from a certain distance in the axial direction of the first position, characterized in that it comprises two circumferential grooves formed on the stem and spaced apart from each other in the axial direction of the so-called certain distance and a plurality of distributed balls on the periphery of the rod to cooperate with said circumferential grooves, said balls being mounted in an annular cage surrounding the rod, said cage ring comprising a first fixed annular portion in the axial direction, surrounding the stem and crossing by the balls and a second moving part relative to the fixed annular part, surrounding the first part ring with the balls and arranged so as to be driven in rotation or in translation with respect to the first annular part under the effect of an axial force exerted on the stem to release the movement of translation of the stem.
  • the cage is arranged so that a rotational movement of the part movable around the rod in a first angular direction causes the release of the translation movement of the rod in one direction and a rotational movement of the moving part around the rod in a reverse direction causes immobilization of the translation movement of the stem.
  • the cage is arranged so that a translation movement according to the axial direction of the moving part according to a first sense causes the release of the translational motion of the stem and that a translation movement of the part in a reverse direction causes the immobilisation of the translation movement of the rod.
  • the part mobile includes grooves in which come to introduce the balls when the moving part occupies a angular position that causes the release of the translation movement of the rod and in which the moving part present between two consecutive grooves an inner surface that forms a ramp on which move the balls.
  • the part mobile includes a circumferential groove in which comes to get the balls when the moving part occupies a position in the axial direction A which causes the release of the translation movement of the stem and in which a flank of the throat circumferential stops to extend into one frustoconical bore which forms a ramp on which move the balls.
  • the grooves circumferences have inclined flanks with respect to the axis of the stem.
  • the part mobile is immobilized and mobilized through an electromagnet.
  • the system of lock includes a return spring that opposes the movement of rotation or translation of the part mobile.
  • an axial force exerted on the rod Linear Control Creates a Couple Through Interaction balls on the inclined sides of the throats and on the ramps between the splines of the cage that tends to drive the moving part of the cage in a movement rotating around the stem so that it is sufficient to release the rotary motion of the moving part of the cage to release the translational movement of the rod.
  • the liberation of the movement of translation of the stem can be performed in both direction of the axial direction and this in a fast way with little energy.
  • Figure 1 shows very schematically a linear mechanical control with springs equipping a high-voltage circuit breaker and provided with a locking according to the invention.
  • Figure 2 shows an enlarged command spring-loaded linear mechanics of Figure 1 with the locking system according to a first mode of embodiment of the invention.
  • Figure 3 is a partial sectional view schematic according to A-A in Figure 4 of the cage ring of the locking system according to a first embodiment of the invention.
  • FIG. 4 is a radial sectional view of the annular cage of the locking system according to a first embodiment of the invention.
  • FIG. 5 is an enlarged view in radial section part of the locking system cage according to a first embodiment of the invention.
  • Figure 6 schematically illustrates the locking system with an electromagnet for blocking the rotary movement of the annular cage according to a first embodiment of the invention.
  • Figure 7 is a partial sectional view schematic according to the axial direction A of the system of locking according to a second embodiment of the invention.
  • Figure 8 illustrates a partial sectional view schematic according to the axial direction A of the system of locking according to a third embodiment of the invention.
  • FIG. 1 there is shown very schematic an example of application of the system of lock according to the invention for an order linear mechanics with springs equipping a circuit breaker high voltage 1.
  • Circuit breaker 1 is shown here in open position.
  • Rod 2 of the mechanical control linear 3 is integral in motion of the movable contact 4 circuit breaker 1 which is separated here from the fixed contact circuit breaker.
  • FIG. 1 shows two springs 3A and 3B of the linear mechanical control 3 which are respectively the trigger spring for circuit breaker opening and interlocking spring for closing the circuit breaker.
  • the trigger spring 3A is relaxed while the interlocking spring 3B is compressed and ready to drive the rod 2 in the axial direction A for switching the circuit breaker to the position of closing.
  • the locking system 5 according to the invention blocks the translation movement of the rod 2 according to the axial direction A.
  • Figure 2 is an enlargement of the command linear spring 3 shown in Figure 1, according to a first embodiment of the invention.
  • the rod 2 is provided with two circumferential grooves 2A, 2B spaced apart from each other in the axial direction A of a distance corresponding to the distance traveled by the rod 2 when moved between a first position corresponding to the closed position of the circuit breaker and a second position corresponding to the opening position of the circuit breaker.
  • the locking system 5 is represented according to the first embodiment. However, it will be seen by following a locking system according to a second and a third embodiment of the invention can be applied to linear control 3.
  • the system of lock 5 comprises a plurality of balls 6 distributed on the circular periphery of the rod 2 for cooperate with one of the grooves 2A or 2B of the rod.
  • the 6 balls are mounted in an annular cage 7 fixed by through a disk 8 tubular housing 9 of the command 3.
  • two disks 10 and 11 are mounted fixed in the direction axial axis A, being spaced from each other according to the axial direction A, between the two springs 3A and 3B. These two disks 10, 11 are engaged in the housing tubular 9 of the order 3.
  • two other 12,13 support discs are arranged on both sides of the pair of disks 10 and 11 in the axial direction A, these discs 12, 13 being integral and movable according to the axial direction A with the rod 2.
  • the two springs 3A, 3B are coil springs which are arranged coaxially with each other around the stem 2.
  • the trigger spring 3A which is arranged here between the locking system 5 and the spring 3B, is maintained between the disks 10 and 12 while the interlocking spring 3B is maintained between the discs 11 and 13. Because of the position of the rod 2 in Figure 1 relative to the fixed disks 10 and 11, the engagement spring 3B kept compressed between the discs 11 and 13 exerts on the rod 2 a force axial which tends to move the rod 2 according to the direction axial upwards in Figure 2 so that a release of the locking system 5 (release of balls 6 of the groove 2B) will cause the switching of the circuit-breaker 1 in the parallel closed position at the compression of the spring 3A between the disks 10 and 12. In the closed position of circuit breaker 1, the throat 2A is in front of the locking system 5 which can be operated as described later for lock the translation movement of the rod.
  • FIG. 3 illustrates a partial sectional view schematic according to A-A in Figure 4 of the cage Annular 7 of a first embodiment of the locking system 5 according to the invention.
  • the annular cage 7 comprises a first annular ring shaped portion 7A which is mobile in rotation around a second annular portion fixed 7B also ring-shaped, the latter surrounds the rod 2 and is secured to the housing 9 of the control via disc 8 (not shown in this figure).
  • the part rotating ring 7A is arranged between a circumferential outer rib 7B 'of the part fixed ring 7B and a set of clamping rings 7B "which press the annular portion 7A against the rib 7B '.
  • the annular portion 7B comprises a set of radial holes 7C 'in which are housed respectively the balls 6.
  • the balls 6 are engaged both in the holes 7C 'and in the groove 2B to achieve a blocking of movement of the rod 2 in the axial direction A.
  • the throat circumferential 2B (like the groove 2A) has flanks 2B 'which are not perpendicular to the axis of the rod 2 but which are inclined at an angle ⁇ (of the order of 60 °) with respect to the axis of the rod 2. More particularly, in section the throat forms a U whose branches are flaring towards the opening of the U so as to form each a sort of ramp for balls 6.
  • the arrow FS shows the strength exerted by the engagement spring 3B on the rod 2.
  • the FR1 arrow represents a radial reaction force exerted on each ball 6 by the inclined flank 2B 'of the 2B throat. We understand that the direction of the FR1 force is perpendicular to the axial direction A.
  • FIG. 4 a view is shown schematic radial section of the annular cage 7 of the locking system 5 according to the first mode of embodiment of the invention where we see the part fixed ring 7B and the movable ring portion 7A in ring shape.
  • the mobile annular portion 7A comprises splines 30 distributed on the inner periphery whose number is identical to the number of balls 6 and in each of which a ball is retracted to release the circumferential groove 2B (or the groove 2A).
  • Each groove extends perpendicular to the axis of the rod 2.
  • Each groove 30 extends perpendicular to the axis of the rod 2.
  • the depth of the grooves 30 is slightly greater than the depth of the groove 2B (or the throat 2A).
  • each groove has a cross-section in the shape of "U", the branches of the "U” flaring towards the opening of the "U". More particularly, each flute has two flanks 31 which are inclined with respect to a radial direction at an angle of 30 °, for example.
  • the junction area between two consecutive grooves on the inner surface of the movable annular portion 7A also defines a kind ramp 32 which rises on the inside of part 7A from the cage to join the edge of an inclined flank 31 a flute 30 (the left flank in Figure 5).
  • the ramp 32 is arranged so that the reaction force FR1, transmitted through each of the balls 6 at the corresponding ramp 32, generates a tangential component FR2. The latter tends to to impose a rotational movement on the moving part 7A of the ring cage 7.
  • the direction of the FR2 force is the perpendicular to the direction of FR1.
  • Strength FR2 is applied to the point of contact between ball 6 and the corresponding ramp 32.
  • said ramp is an inclined plane of angle ⁇ (a few degrees) relative to the line perpendicular to the direction of FR1.
  • ⁇ a few degrees
  • the balls 6 are held in the holes of part 7B on one side by the groove 2B (or 2A) and the other by the ramp 32.
  • ramp 32 might not have a surface plane.
  • the combination of all the FR2 forces produced by the balls 6 on the ramps 32 is a pair MR2 which acts to rotate the movable portion 7A of the annular cage 7 in the direction indicated by the arrow MR2 (trigonometric direction).
  • MR2 trigonometric direction
  • the rotation of the mobile part 7A of the annular cage 7 in the direction of MR2 causes the balls 6 to coincide with the grooves 30, which allows the balls 6 to be released from the groove. groove 2B and thus the release of the translational movement of the rod 2.
  • FIG. 6 there is shown schematic an electromagnet 40 and a return spring 41 which respectively serve to block the movement of rotation of the part 7A of the annular cage and to bring back to a blocking position this part 7A of the annular cage.
  • the electromagnet 40 is attached to a frame 42 disposed inside the housing 9 and comprises by example a magnet "U" shaped 43, a rotating part 44 arranged in the air gap of the magnet, a support finger 45 and a return spring 46.
  • the mobile part 7A of the annular cage 7 has a radial handle on its outer periphery whose end is in abutment with piece 44.
  • the torque MR2 exerted on the annular cage is indicated on FIG.
  • the piece 44 In response to an electrical pulse applied to the magnet 43, the piece 44 is rotated in the air gap of the magnet 43 which releases accordingly the rotary motion of the annular cage 7 in the direction trigonometric indicated by the arrow MR2.
  • the rotation of the annular cage in the sense of MR2 causes a raising of the balls 6 in the grooves 30 and therefore the release of the translational movement of the rod 2. It This results in a circuit breaker switching in a closing position. In this position of circuit breaker, the annular cage 7 surrounds the throat annular 2A.
  • the locking system 5 operates from the same way for circuit breaker switching of a closing position at an open position.
  • a axial force exerted on the rod of the linear control creates a couple by the interaction of the balls on the inclined flanks of the throats of the stem and on the ramp in the extension of a flank of the throat of the party mobile which tends to drive the moving part of the cage in a translation movement according to the direction axial so that just release the movement translation of the mobile part of the cage for release the translation movement of the rod. It results that the release of the translation movement of the stem can be performed in both directions of the axial direction and this fast way with little energy.
  • Figure 7 illustrates a partial sectional view schematic according to the axial direction A of the system of locking according to a second embodiment of the invention.
  • the locking system according to the second mode embodiment of the invention is applied to a command mechanical spring for a high and medium circuit breaker voltage as described in the first embodiment and illustrated above by Figures 1 and 2.
  • FIG. 7 shows the rod 2 of the control with the grooves 2A and 2B.
  • the locking system 5 here comprises an annular cage 77 surrounding the rod 2 and in which are arranged the balls 6.
  • the cage ring 77 comprises a fixed annular portion 77B in ring shape having radial holes distributed over its circular periphery in which are arranged the 6.
  • the annular portion 77B is attached to the housing 9 (not shown in Figure 7) through the disc 78.
  • the annular cage 77 also includes a ring shaped ring shaped portion 77A fitted on the end of the rod 2 and which surrounds the annular ring-shaped portion 77B.
  • the part in sleeve form 77A is movable in the axial direction AT.
  • the movable portion in the form of sleeve 77A comprises an inner circumferential groove 730 surrounding the fixed ring 77B and in which the plurality of balls 6 retract when the movable bushing 77A occupies a certain position along the axis A corresponding to the release of the translation movement of the rod 2.
  • the 730 throat depth is slightly greater than the depth of the groove 2B (or the groove 2A).
  • This throat 730 has flanks 731 inclined at an angle of 30 °, for example, with respect to a radial direction.
  • One of 731 flanks is interrupted to extend into a bore frustoconical which is tightening towards the axis A in going towards the bottom of the 77A mobile socket to form an annular ramp 732.
  • said ramp 732 is an inclined plane of a few degrees from the axial direction A and a function similar to the plane 32 in FIG.
  • Figure 7 shows that the plurality of 6 balls is engaged, on one side, in the groove 2B and maintained on the other by the ramp 732.
  • the rod 2 of the control is thus maintained in the stationary position.
  • the arrow FS the force exerted by the locking spring 3B on the rod 2.
  • the arrow FR1 represents the reaction force transmitted by through the plurality of balls 6 to the socket mobile 77A.
  • the direction of the FR1 force is the radial direction at the point of contact between the corresponding ball 6 and the ramp 732.
  • This force FR1 is therefore applied to the 732 ramp so that it generates an axial force FR2 'acting to drive the translational movement of the movable sleeve 77A in the opposite direction of the force FS of the engagement spring 3B.
  • This translational movement of the movable sleeve 77A is blocked by an electromagnet 73, similar to that of the first embodiment and attached to the housing 9 (no shown in Figure 7).
  • the electromagnet 73 controls, via of a rotating part 74, the rotation of a connecting rod 75 in "L" shape mounted on pivot and connected by a hole oblong to the movable sleeve 77A, so that a rotation of the rotary part 74 drives, via the connecting rod 75, the release of the translation movement of the movable sleeve 77A driven by the effect of the FR2 'force.
  • a return spring 71 arranged coaxially to the rod 2 between a stop 76, integral with the housing 9, and the outer bottom of the sleeve 77A, acts to bring back the latter in immobilization position of the rod, that is, in the direction of the FS force.
  • the bottom of the movable bushing 77A is enlarged so as to abut on a disk 76 ', secured to the housing 9, thus limiting its stroke in the sense of FS force.
  • the disc 76 ' surrounds and guides the 77A mobile socket via a spacer 79 with low coefficient of friction.
  • the balls 6 move in the holes of the fixed ring 77B and retract into the groove 2A of the rod 2, pushed by the ramps 731 and 732 of the bushing mobile 77A.
  • the electromagnet acts to hold still the rod 2 of the control in this closed position circuit breaker.
  • the locking system according to the second mode realization works similarly for a circuit breaker switching from a closed position to an open position.
  • an axial force exerted on the rod of the control linear creates a couple by the interaction of the balls on the inclined sides of the canyon grooves and on the ramp in the extension of a flank of the throat of the party mobile which tends to drive the moving part of the cage in a translation movement according to the direction axial so that just release the movement translation of the mobile part of the cage for release the translation movement of the rod. It results that the release of the translation movement of the stem can be performed in both directions of the axial direction and this fast way with little energy.
  • Figure 8 illustrates a partial sectional view schematic according to the axial direction A of the system of locking according to a third embodiment of the invention.
  • the locking system according to the third embodiment of the invention is applied to a mechanical spring control for a high circuit breaker and medium voltage as described in the first mode of embodiment and illustrated above by FIGS. 2.
  • the rod 2 of the control with grooves 2A and 2B.
  • the system of lock 5 here comprises an annular cage 87 surrounding the rod 2 and in which are arranged the 6.
  • the annular cage 87 comprises a first ring-shaped fixed ring portion 87B having radial holes distributed on its circular periphery in which the balls 6 are arranged.
  • ring 87B is attached to the housing 9 (not shown on the FIG. 8) by a means not shown in FIG.
  • annular cage 87 also includes a second part circular cylindrical ring 87A surrounding the fixed annular portion 87B.
  • the cylindrical moving part 87A is movable in translation in the axial direction A.
  • a third fixed portion 84 in the form of a socket open bottom surrounds the movable portion 87A.
  • the socket 84 fitted by the end of the rod 2 has its bottom open to let the rod 2 pass during its movement of translation and is integral with the fixed annular portion 87B.
  • the movable ring 87A is provided with a throat inner circumferential circumference 830 that surrounds the ring fixed 87B and wherein the plurality of balls 6 retract when the movable ring 87A occupies a certain position along the axis A corresponding to the release of the translation movement of the rod 2.
  • the 830 throat depth is slightly greater than the depth of the groove 2B (or the groove 2A).
  • This throat 830 has flanks 831 inclined at an angle of 30 °, for example, with respect to a radial direction.
  • One of 831 flanks is interrupted to extend into a bore frustoconical which is tightening towards the axis A in going towards the bottom of the bush 84 to form a annular ramp 832.
  • said ramp 832 is a plane inclined by a few degrees relative to the axial direction A.
  • a spacer ring 83 with a low coefficient of friction set at the fixed ring 87B promotes the sliding of the ring mobile 87A.
  • This force FR1 is therefore applied to the 832 ramp so that it generates an axial force FR2 'acting to drive the translational movement of the movable sleeve 87A in the opposite direction of the force FS of the engagement spring 3B.
  • This translational movement of the movable bushing 87A is blocked by an electromagnet (not shown in Figure 8) fixed to the housing 9.
  • the socket open bottom 84 includes an opening arranged to allow to move a connecting rod 85 in the shape of "L" connected to the movable ring 87A.
  • the connecting rod 85 is connected to the outside of the cage 87A to the electromagnet (not shown in Figure 8) via a rotating part (not shown in Figure 8), so that a rotation of the latter drives, via the connecting rod 85, the release of the translation movement of the ring mobile 87A driven under the effect of the force FR2 '.
  • a return spring 81 arranged so coaxial with the rod 82 between the bottom of the bushing 84 and the movable ring 87A acts to bring back the movable ring 87A in the direction of the FS force.
  • the balls 6 move in the holes of the fixed ring 87B and retract into the groove 2A of the rod 2, pushed by the ramps 831 and 832 of the ring mobile 87A.
  • the electromagnet acts to hold still the rod 2 of the control in this closed position circuit breaker.
  • the locking system according to the third embodiment works similarly for circuit breaker switching from a position of closing at an open position.
  • the locking system according to the invention can apply to a linear mechanical spring drive for high or medium voltage disconnectors or at a linear mechanical spring control for disconnectors high or medium voltage earth.
  • Electric linear equipment 14 for drive and control the movement of the rod command 2 can be, for example, a servomotor connected to a rack. It is possible to replace springs the control completely and to control and control the movement of the rod by this servomotor only.
  • the angle of inclination of the flanks of the grooves 2A, 2B and plans 32, 732, 832 may be chosen from in order to obtain a rotation of the balls in the cage ring rather than a slip.

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Transmission Devices (AREA)
EP20050102351 2004-03-29 2005-03-23 Verriegelingssystem für einen Linearantrieb Not-in-force EP1583119B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0450611A FR2868198B1 (fr) 2004-03-29 2004-03-29 Systeme de verrouillage pour une commande lineaire
FR0450611 2004-03-29

Publications (3)

Publication Number Publication Date
EP1583119A2 true EP1583119A2 (de) 2005-10-05
EP1583119A3 EP1583119A3 (de) 2008-03-05
EP1583119B1 EP1583119B1 (de) 2009-07-15

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EP20050102351 Not-in-force EP1583119B1 (de) 2004-03-29 2005-03-23 Verriegelingssystem für einen Linearantrieb

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EP (1) EP1583119B1 (de)
DE (1) DE602005015372D1 (de)
FR (1) FR2868198B1 (de)

Cited By (8)

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Publication number Priority date Publication date Assignee Title
EP1744338A1 (de) * 2005-07-13 2007-01-17 Nuova Magrini Galileo S.p.A. Antriebsmechanismus und Schaltverfahren für ein Schaltgerät
FR2971079A1 (fr) * 2011-02-02 2012-08-03 Alstom Grid Sas Appareillage electrique comprenant une partie mobile a dynamique amelioree
EP2654056A1 (de) * 2012-04-17 2013-10-23 ABB Technology AG Notfallöffnungsvorrichtung
US9202645B2 (en) 2011-02-02 2015-12-01 Alstom Technology Ltd. Switchgear for a vacuum circuit breaker comprising locking means
EP3671794A1 (de) * 2018-12-20 2020-06-24 ABB Schweiz AG Mittelspannungsschaltpol
JP2021514570A (ja) * 2018-01-23 2021-06-10 ルネサスエレクトロニクス株式会社 温度過昇保護回路
CN113898689A (zh) * 2021-11-11 2022-01-07 鞍山电磁阀有限责任公司 驱动齿条锁紧装置
EP4105529A1 (de) * 2021-06-14 2022-12-21 MAGENTA GmbH Mechatronische und Kinematische Systeme Auslöseeinrichtung und anordnung mit einer auslöseeinrichtung

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Publication number Priority date Publication date Assignee Title
GB1557364A (en) * 1976-06-23 1979-12-05 Hazemeijer Bv Springdrive mechanism for electric switches
US20030034331A1 (en) * 1999-11-13 2003-02-20 Kowalyshen Henry W. Circuit interrupter and operating mechanism therefor

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Publication number Priority date Publication date Assignee Title
US3008479A (en) * 1959-02-10 1961-11-14 Altair Inc Valves
FR2714522B1 (fr) * 1993-12-27 1996-02-02 Gec Alsthom T & D Sa Dispositif de commande linéaire pour disjoncteur.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1557364A (en) * 1976-06-23 1979-12-05 Hazemeijer Bv Springdrive mechanism for electric switches
US20030034331A1 (en) * 1999-11-13 2003-02-20 Kowalyshen Henry W. Circuit interrupter and operating mechanism therefor

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1744338A1 (de) * 2005-07-13 2007-01-17 Nuova Magrini Galileo S.p.A. Antriebsmechanismus und Schaltverfahren für ein Schaltgerät
US9202641B2 (en) 2011-02-02 2015-12-01 Alstom Technology Ltd. Electrical equipment comprising a mobile part having improved dynamics
FR2971079A1 (fr) * 2011-02-02 2012-08-03 Alstom Grid Sas Appareillage electrique comprenant une partie mobile a dynamique amelioree
WO2012104371A1 (fr) * 2011-02-02 2012-08-09 Alstom Technology Ltd Appareillage electrique comprenant une partie mobile a dynamique amelioree
CN103329231A (zh) * 2011-02-02 2013-09-25 阿尔斯通技术有限公司 包含一种具有改进的动力学的可移动部件的电气设备
CN103329231B (zh) * 2011-02-02 2016-01-20 阿尔斯通技术有限公司 包含一种具有改进的动力学的可移动部件的电气设备
US9202645B2 (en) 2011-02-02 2015-12-01 Alstom Technology Ltd. Switchgear for a vacuum circuit breaker comprising locking means
CN104246944B (zh) * 2012-04-17 2016-08-24 Abb技术有限公司 紧急断开装置、紧急断开套件及开关柜设备
CN104246944A (zh) * 2012-04-17 2014-12-24 Abb技术有限公司 紧急断开装置
WO2013156186A1 (en) * 2012-04-17 2013-10-24 Abb Technology Ag Emergency opening device
EP2654056A1 (de) * 2012-04-17 2013-10-23 ABB Technology AG Notfallöffnungsvorrichtung
JP2021514570A (ja) * 2018-01-23 2021-06-10 ルネサスエレクトロニクス株式会社 温度過昇保護回路
JP7292286B2 (ja) 2018-01-23 2023-06-16 ルネサスエレクトロニクス株式会社 温度過昇保護回路
US11750186B2 (en) 2018-01-23 2023-09-05 Renesas Electronics Corporation Over-temperature protection circuit
EP3671794A1 (de) * 2018-12-20 2020-06-24 ABB Schweiz AG Mittelspannungsschaltpol
WO2020126740A1 (en) * 2018-12-20 2020-06-25 Abb Schweiz Ag Medium voltage switching pole
CN113228217A (zh) * 2018-12-20 2021-08-06 Abb瑞士股份有限公司 中压开关极
US11594386B2 (en) 2018-12-20 2023-02-28 Abb Schweiz Ag Medium voltage switching pole
EP4105529A1 (de) * 2021-06-14 2022-12-21 MAGENTA GmbH Mechatronische und Kinematische Systeme Auslöseeinrichtung und anordnung mit einer auslöseeinrichtung
CN113898689A (zh) * 2021-11-11 2022-01-07 鞍山电磁阀有限责任公司 驱动齿条锁紧装置

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FR2868198A1 (fr) 2005-09-30
FR2868198B1 (fr) 2006-05-19
EP1583119A3 (de) 2008-03-05
EP1583119B1 (de) 2009-07-15
DE602005015372D1 (de) 2009-08-27

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