EP1124028A1 - Dispositif permettant de limiter le déplacement relatif de deux éléments d'une structure de génie civil et structure comprenant un tel dispositif - Google Patents
Dispositif permettant de limiter le déplacement relatif de deux éléments d'une structure de génie civil et structure comprenant un tel dispositif Download PDFInfo
- Publication number
- EP1124028A1 EP1124028A1 EP01400242A EP01400242A EP1124028A1 EP 1124028 A1 EP1124028 A1 EP 1124028A1 EP 01400242 A EP01400242 A EP 01400242A EP 01400242 A EP01400242 A EP 01400242A EP 1124028 A1 EP1124028 A1 EP 1124028A1
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- European Patent Office
- Prior art keywords
- bars
- bar
- linked
- fixed
- curved surface
- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/0237—Structural braces with damping devices
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/028—Earthquake withstanding shelters
Definitions
- the invention relates to a device for limiting the amplitude of the relative displacement of two elements of a civil engineering structure or a building and absorb the deformation energy of this structure when it is subjected to an accidental stress, such as an earthquake, a wind exceptional, an explosion, a shock ...
- the invention also relates to civil engineering structures or to buildings with such a device.
- the device according to the invention can be put in place in the structure during the construction thereof, or at a later stage for the purpose of strengthening the structure.
- the object of the invention is to propose an improvement to the devices known, so as to provide a device which is very simple to make, which can be mass produced.
- Another objective of the invention is to provide a device which is easy to implement, including in existing structures.
- the invention therefore provides a device made in one piece, which solves the problem of positioning the different parts of the device together compared to others, and simplifies the manufacturing process.
- the part capable of undergoing plastic deformation comprises at at least one bar, preferably of rectangular section, linked to the means of guiding the plastic deformation at one of its ends, and the means for guiding the plastic deformation comprise at least one bending template defining at least one curved surface on which the bend part capable of undergoing plastic deformation during said deformation.
- the invention also relates to a device comprising several elements identical superimposed monoblocks.
- the device can also include at least one fixed holding element at least one template and having a portion of its surface adjoining at least a bar, said holding element being intended to limit the spillage of the device during the deformation of said device.
- the device according to the invention comprises a plurality of bars arranged substantially parallel to each other others in the same plane, between two substantially parallel lines.
- the ends of each of the bars that are aligned on a first straight line are linked to a first bending template and the ends of each of the bars which are aligned on the second line are linked to a second template of bending.
- the two templates are located in said plane, substantially perpendicular to said bars, and each define a curved surface on either side of each of the bars.
- the invention also relates to a gantry structure defining meshes substantially rectangular elementaries, and comprising at least one such device.
- This structure has four bars arranged in a cross, each bar being fixed, at one of its ends, at an angle to said mesh, two adjacent bars being fixed, at the other of their ends, to a first template of said device, the other two bars being fixed to the other of their ends, to the second template of said device.
- the device according to the invention comprises a bar linked at each of its ends to a bending template, each templates defining two curved surfaces arranged on either side of bar.
- This device is intended to be placed in a structure comprising lintels, and to be fixed substantially horizontally on these lintels.
- the invention also relates to a gantry structure comprising beams substantially horizontal and substantially vertical posts, and comprising at least one such device positioned at the intersection between beams and columns, the bars of the device being fixed substantially horizontally on the beams and the arms being fixed substantially vertically on the posts.
- the end of the bar which is not linked to the guide means is rounded in shape or is provided with a articulation, the device being intended to be placed in an engineering structure civil comprising at least two parts between which are placed seismic isolators.
- the guide means are fixed on a first part of said structure, and the end of the bar which is not linked to the guide means slides in a slide fixed on a second part of said structure.
- the invention relates to a civil engineering structure comprising at least two parts and at least one device according to the second or third mode embodiment, said device being placed so that the central part of the device located towards the common end of the bars is linked to a device support fixed to a part of said structure, the end of each of the arms and / or bars which is not linked to the guide means being able to slide in a slide fastened to another part of said structure.
- the device 1 comprises a bar 2 as well as a bending jig 3.
- the bar 2 is linked to the template 3 at one of its ends 4, the assembly bar 2 - template 3 forming a one-piece element.
- this one-piece element is planar. Thereafter, P 1 will denote the plane defined by this element, as shown in FIG. 1.
- the bending template 3 defines at least one curved surface 5 on which bends bar 2 during its plastic deformation.
- FIG. 1 represents the position of the bar 2 at rest, in dotted lines, as well as the position of this bar 2 during its deformation, in solid lines.
- the curved surface 5 is tangent to the bar 2 at the level of the contact line 6 between the template 3 and the end 4 of the bar 2 linked to the template 3.
- the surface curve 5 diverges from bar 2 when moving away from the line of contact 6, and the convexity of the curved surface 5 is directed towards the bar 2.
- the radius of curvature R i of said curved surface 5 is proportional to the width h i of the bar 2 measured at a point of said bar 2 intended to come into contact with said point M i of the curved surface 5 during plastic deformation.
- the template 3 will have a variable radius of curvature according to the point M i of the surface 5 considered, this radius of curvature depending on the corresponding width of the bar 2.
- the ratio R i / h i can be a function calibrated according to the use of the device.
- the bar 2 is of rectangular cross section and has a plane of symmetry P 2 perpendicular to the plane P 1 and arranged along the length of the bar 2.
- the template 3 defines two curved surfaces 5, 5 'arranged on either side of the bar 2 and symmetrical with respect to the plane P 2 .
- bar 2 For service cases, i.e. for operating expenses, in normal temperature and wind conditions, bar 2 is designed so that its deformations remain in the elastic domain, its displacements being compatible with the operation of the equipment and the finishing work, including facades, piping ...
- the device is preferably made of steel, ductile iron, an alloy metallic, or a metallic matrix composite.
- the device is produced by cutting a metal sheet, at by means of an oxycut torch, by high pressure water jet, laser beam or any other system giving equivalent cutting precision. he can also be formed by molding.
- the width of the cutting groove 7 can be excessive in relation to the general dimensions of the device to be produced, as illustrated in figure 2. In the case of a torch cutting by example, the width of the groove can reach 4 mm.
- the first and second embodiments which will be described below in referring to Figures 3 to 9, are intended to be implemented in gantry civil engineering structures, i.e. structures comprising substantially horizontal beams 10 and substantially vertical posts 11 forming elementary meshes substantially rectangular in a plane substantially vertical.
- Figures 3, 6 and 9 show such structures, in which the beams 10 notably support the floors 9.
- Figure 9 shows, in dotted lines, the position of the beams 10 and posts 11 in normal situation as well as, in solid lines, the position of the beams 10 and posts 11 following an accidental request.
- the structure deforms into parallelogram.
- the invention proposes to control the shortening and lengthening of the diagonals of the elementary mesh.
- the device 1 comprises a plurality of bars 2 arranged substantially parallel to each other in the same plane P 1 , parallel to the cutting plane of Figure 3. These bars 2 have substantially identical lengths and are located in the plane P 1 , between two lines D 1 and D 2 substantially parallel.
- each of the bars 2 which are aligned on the right D 1 are linked to a first bending jig 3, and the ends of each of the bars 2 which are aligned on the right D 2 are linked to a second bending jig 3 '.
- the two templates are of shapes identical.
- Each bar 12 is fixed to one from its ends, at an angle to the rectangular mesh formed by the posts 11 and beams 10.
- the bars 12 located on a first diagonal of the mesh will play the role of tie rods and lie down, while the bars 12 located on the second diagonal will compress.
- the device 1 then deforms into a parallelogram, the bars 2 folding on the curved surfaces 5 defined by the templates 3, 3 '.
- the device 1 may include holding elements 13 intended to limit the spillage of said device 1 during its deformation.
- the device 1 comprises four holding elements 13 in the form of rods, plates, or stiffeners welded to the jigs 3, 3 ′ of said device 1. These four elements 13 are placed parallel to the lines D 1 and D 2 , two retaining elements 13 being welded to each template 3, on either side of said template relative to the plane P 1 , as illustrated in FIGS. 4 and 5. The retaining elements 13 are therefore attached to the bars 2, this which limits the spillage of the device 1 during its deformation.
- the bars 12 are articulated to the level of their connection with the templates 3, 3 'of the device 1.
- the device 1 according to the invention comprises two monobloc elements 14 of shapes identical overlapping.
- Each one-piece element 14 comprises four bars 2 arranged crosswise in the same plane P 1 parallel to the section plane of FIG. 6, said bars being substantially perpendicular to each other.
- Each element 14 also comprises four bending jigs 3 arranged in a cross in the plane P 1 , in a substantially symmetrical manner, each of the jigs 3 being positioned between two bars 2.
- Each template 3 defines two curved surfaces 5, 5 ', so that a surface curve is arranged on either side of each of the bars.
- the washers 15 are held integral with the elements 14 by fastening elements of the type screw nut. This maintains a constant spacing between the two monobloc elements 14, to avoid the spillage of the device 1 during its deformation, and to facilitate the connection of the device 1 to the elementary mesh of the gantry structure.
- the device according to the first embodiment described previously may have two identical one-piece elements superimposed instead of a single monobloc element provided with retaining elements 13 limiting the spill.
- the device 1 according to this second embodiment is linked to the structure in gantry via eight metal bars 16.
- the bars 16 located on a first diagonal of the mesh will play the role of tie rods and lengthen, while the bars 16 located on the second diagonal will compress.
- the bars 2 of the device 1 will deform plastically by bending on curved surfaces 5 corresponding templates 3, said templates working in the field elastic.
- the device 1 comprises a bar 2 linked at each of its ends 4 to a bending template 3, each of the templates 3 defining two curved surfaces 5 arranged on either side of the bar 2.
- This device 1 is intended to be fixed substantially horizontally on the lintels 17 of a civil engineering structure, above an opening 18.
- the device 1 can be bolted to the faces of the walls of said structure, as illustrated in figure 10. The device is then used for repair or strengthening the lintels.
- the device 1 can also be incorporated into the reinforced concrete composing the walls, as illustrated in FIG. 11. In the latter case, the anchoring of the device 1 is ensured by its welding on the reinforcements 25 of the reinforced concrete.
- FIG. 12 represents the deformation of a civil engineering structure comprising walls and lintels, and comprising a device 1 according to the third mode for carrying out the invention.
- FIG. 13 represents a fourth embodiment of the device according to the invention.
- This device 1 is intended to be placed in a gantry structure, such as previously described. Said device 1 is placed at an intersection between the beams 10 and posts 11, the bars 2 being fixed substantially horizontally on the beams 10 and the arms 19 being fixed substantially vertically on the posts 11.
- the elementary mesh deforms into a parallelogram, which leads to the plasticization of the bars 2, guided by the curved surfaces 5 of the templates 3, the arms 19 working in the elastic domain.
- This device applies in particular to civil engineering structures comprising at least two parts 20, 21, a part 20 of said structure being placed on seismic isolators 22 with respect to part 21.
- Seismic isolators 22 can be neoprene supports, sliding supports or any other system for isolating the structure from horizontal seismic vibrations from the ground.
- This device applies in particular to bridges.
- the device 1 comprises, in the same plane P 1 , a bar 2 linked by one of its ends 4 to a bending jig 3 defining a curved surface 5 on either side of said bar 2.
- the jig 3 is bolted to one of the parts 21 of the structure.
- the end 23 of the bar 2 which is not linked to the template 3 is of rounded shape, or provided with a joint, and is capable of sliding in a fixed slide 24 on the other part 20 of the structure.
- a similar device can be positioned between the two parts 20, 21, in a plane P 2 orthogonal to the plane P 1 .
- a holding element 13 having the shape of a rod, a flat or a stiffener can be positioned on the device 1 in order to limit the spillage of said device during deformation.
- This holding element 13 is placed in a plane parallel to the plane P 1 and is fixed to the template 3, for example by welding. A portion of the surface of this element 13 is adjacent to the bar so as to prevent the bar from deforming outside the plane P 1 .
- FIGS. 16 and 17 represent an engineering structure civilian comprising two parts 20, 21 capable of moving one by compared to the other under the effect of accidental stresses.
- the plate 27 On the first part 21 is fixed a plate 27, substantially planar, by example by bolting.
- the plate 27 comprises four slides 24 each comprising two projecting walls 28 substantially perpendicular to the plate 27 and parallel to each other.
- the four slides 24 are located at the four corners of a rhombus.
- the support device 30 may include fixing lugs 29 intended to receive means for fixing such as bolts.
- the bearing device 30 is linked to the central part of a device 1 similar to that shown in Figures 7 or 13.
- the device 1 rests freely on the plate 27 fixed to the first part 21, of such that the ends of each of the arms 19 and / or of the bars 2 which do not are not linked to the bending template 3 are each placed in a slide 24.
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Dampers (AREA)
- Revetment (AREA)
- Bridges Or Land Bridges (AREA)
- Foundations (AREA)
Abstract
Description
- au moins une partie apte à subir une déformation plastique lors du déplacement relatif des deux éléments de ladite structure,
- des moyens de guidage de la déformation plastique de la partie apte à subir une déformation plastique,
- quatre barres disposées en croix dans un même plan et sensiblement perpendiculairement les unes aux autres,
- quatre gabarits de cintrage disposés en croix, dans ledit plan, de façon sensiblement symétrique, chacun des gabarits étant positionné entre deux barres, lesdits gabarits définissant chacun deux surfaces courbes,
- à chaque angle de ladite maille sont fixés deux barreaux, par l'une de leurs extrémités,
- deux barreaux fixés à deux angles adjacents sont liés, par leur autre extrémité, à une même barre dudit dispositif.
- deux barres alignées et liées l'une à l'autre par l'une de leurs extrémités,
- deux bras disposés perpendiculairement aux barres au niveau de l'extrémité commune desdites barres, de sorte à former une croix,
- deux gabarits de cintrage disposés de part et d'autre des deux barres, au niveau de l'extrémité commune desdites deux barres, chaque gabarit définissant une surface courbe pour chacune des deux barres.
- la figure 1 est une vue en élévation d'un dispositif selon l'invention ;
- la figure 2 est une vue agrandie d'un détail de la figure 1 ;
- la figure 3 est une vue en coupe d'une structure de génie civil comportant un dispositif selon l'invention selon un premier mode de réalisation ;
- la figure 4 est une vue agrandie de la figure 3 ;
- la figure 5 est une vue selon la coupe A-A du dispositif de la figure 4 ;
- la figure 6 est une vue en coupe d'une structure de génie civil comportant un dispositif selon l'invention selon un deuxième mode de réalisation ;
- la figure 7 est une vue agrandie de la figure 6 ;
- la figure 8 est une vue selon la coupe B-B du dispositif de la figure 7 ;
- la figure 9 est une représentation schématique de la structure de la figure 3 après déformation ;
- la figure 10 est une vue en coupe d'une structure de génie civil comportant un dispositif selon l'invention selon un troisième mode de réalisation ;
- la figure 11 est une vue en coupe partielle d'une structure de génie civil comportant un dispositif selon l'invention selon une variante du troisième mode de réalisation ;
- la figure 12 est une représentation schématique en coupe de la structure de la figure 10 après déformation ;
- la figure 13 est une vue de détail d'une structure de génie civil comportant un dispositif selon l'invention selon un quatrième mode de réalisation ;
- la figure 14 est une vue en coupe d'une structure de génie civil comportant un dispositif selon l'invention selon un cinquième mode de réalisation ;
- la figure 15 est une vue selon la coupe C-C de la structure de la figure 14 ;
- la figure 16 est une vue en coupe d'une structure de génie civil comportant un dispositif similaire à celui représenté sur les figures 7 ou 13 ;
- la figure 17 est une vue selon la coupe D-D de la structure de la figure 16.
- deux barres 2 alignées et liées l'une à l'autre par l'une de leurs extrémités 4,
- deux bras 19 disposés perpendiculairement aux barres 2 au niveau de l'extrémité commune 4 desdites barres 2, de sorte à former une croix,
- deux gabarits de cintrage 3 disposés de part et d'autre des deux barres 2, au niveau de l'extrémité commune 4 desdites deux barres 2, chaque gabarit 3 définissant une surface courbe 5 pour chacune des deux barres 2.
Claims (20)
- Dispositif (1) apte à limiter l'amplitude du déplacement relatif de deux éléments d'une structure de génie civil et à absorber l'énergie de déformation de ladite structure lorsque celle-ci est soumise à une sollicitation accidentelle, ledit dispositif (1) comprenant :au moins une partie apte à subir une déformation plastique lors du déplacement relatif des deux éléments de ladite structure,des moyens de guidage de la déformation plastique de la partie apte à subir une déformation plastique,
- Dispositif selon la revendication 1, caractérisé en ce que la partie apte à subir une déformation plastique comprend au moins une barre (2) liée aux moyens de guidage de la déformation plastique au niveau d'une de ses extrémités (4), et en ce que les moyens de guidage de la déformation plastique comprennent au moins un gabarit de cintrage (3) définissant au moins une surface courbe (5) sur laquelle plie la partie apte à subir une déformation plastique lors de ladite déformation.
- Dispositif selon la revendication 2, caractérisé en ce que, au niveau de la ligne de contact (6) entre le gabarit (3) et l'extrémité (4) de la barre (2) liée aux moyens de guidage, la surface courbe (5) est tangente à ladite barre (2), la surface courbe (5) divergeant par rapport à la barre (2) lorsque l'on s'éloigne de la ligne de contact (6), la convexité de la surface courbe (5) étant dirigée vers la barre (2).
- Dispositif selon la revendication 2 ou 3, caractérisé en ce que la barre (2) est de section transversale rectangulaire et en ce que, en un point quelconque de la surface courbe (5) définie par le gabarit de cintrage (3), le rayon de courbure de ladite surface courbe (5) est proportionnel à la largeur de la barre (2) mesurée au niveau d'un point de ladite barre (2) destiné à venir en contact avec ledit point de la surface courbe (5) lors de la déformation plastique.
- Dispositif selon l'une quelconque des revendications 1 à 4, caractérisé en ce que les moyens de guidage de la déformation plastique définissent au moins deux surfaces courbes (5, 5') disposées de part et d'autre de la barre (2) et symétriques par rapport à un plan médian (P2) de ladite barre (2).
- Dispositif selon l'une quelconque des revendications 1 à 5, caractérisé en ce qu'il est formé dans un matériau choisi parmi le groupe comprenant les aciers, les alliages métalliques, et les composites à matrice métallique.
- Dispositif selon l'une quelconque des revendications 1 à 6, caractérisé en ce qu'il est formé par découpage d'une tôle métallique.
- Dispositif selon l'une quelconque des revendications 1 à 7, caractérisé en ce qu'il comprend plusieurs éléments monoblocs (14) identiques superposés.
- Dispositif selon l'une quelconque des revendications 2 à 8, caractérisé en ce qu'il comprend au moins un élément de maintien (13) fixé à au moins un gabarit et ayant une portion de sa surface attenante à au moins une barre (2), ledit élément de maintien (13) étant destiné à limiter le déversement du dispositif (1) lors de la déformation dudit dispositif (1).
- Dispositif selon l'une quelconque des revendications 2 à 9, caractérisé en ce qu'il comprend une barre (2) liée en chacune de ses extrémités (4) à un gabarit de cintrage (3), chacun des gabarits (3) définissant deux surfaces courbes (5) disposées de part et d'autre de la barre (2).
- Dispositif selon l'une quelconque des revendications 2 à 9, caractérisé en ce qu'il comprend une pluralité de barres (2) disposées sensiblement parallèlement les unes aux autres dans un même plan (P1), entre deux droites (D1, D2) sensiblement parallèles, les extrémités de chacune des barres (2) qui sont alignées sur une première droite (D1) étant liées à un premier gabarit de cintrage (3) et les extrémités de chacune des barres (2) qui sont alignées sur la deuxième droite (D2) étant liées à un deuxième gabarit de cintrage (3'), les deux gabarits (3, 3') étant situés dans ledit plan (P1), sensiblement perpendiculairement auxdites barres (2), et définissant chacun une surface courbe (5) de part et d'autre de chacune des barres (2).
- Dispositif selon l'une quelconque des revendications 2 à 9, caractérisé en ce qu'il comprend :quatre barres (2) disposées en croix dans un même plan (P1) et sensiblement perpendiculairement les unes aux autres,quatre gabarits de cintrage (3) disposés en croix, dans ledit plan (P1), de façon sensiblement symétrique, chacun des gabarits (3) étant positionné entre deux barres (2) , lesdits gabarits (3) définissant chacun deux surfaces courbes (5, 5'),
- Dispositif selon l'une quelconque des revendications 2 à 9, caractérisé en ce qu'il comprend, dans un même plan (P1):deux barres (2) alignées et liées l'une à l'autre par l'une de leurs extrémités (4),deux bras (19) disposés perpendiculairement aux barres (2) au niveau de l'extrémité commune (4) desdites barres (2), de sorte à former une croix,deux gabarits de cintrage (3) disposés de part et d'autre des deux barres (2), au niveau de l'extrémité commune (4) desdites deux barres (2), chaque gabarit (3) définissant une surface courbe (5) pour chacune des deux barres (2).
- Dispositif selon l'une quelconque des revendications 2 à 9, caractérisé en ce que l'extrémité (23) de la barre (4) qui n'est pas liée aux moyens de guidage est de forme arrondie ou est munie d'une articulation.
- Structure de génie civil comprenant des linteaux (17) et comportant un dispositif (1) selon la revendication 10, caractérisée en ce que ledit dispositif(1) est positionné et fixé sensiblement horizontalement sur les linteaux (17).
- Structure de génie civil en portique comprenant des poutres (10) sensiblement horizontales et des poteaux (11) sensiblement verticaux formant des mailles élémentaires sensiblement rectangulaires, ladite structure comprenant au moins un dispositif (1) selon la revendication 11, caractérisée en ce que la structure comporte quatre barreaux (12) disposés en croix, chaque barreau (12) étant fixé, à l'une de ses extrémités, à un angle de ladite maille, deux barreaux (12) adjacents étant fixés, à l'autre de leurs extrémités, à un premier gabarit (3) dudit dispositif (1), les deux autres barreaux (12) étant fixés, à l'autre de leurs extrémités, au deuxième gabarit (3') dudit dispositif (1).
- Structure de génie civil en portique comprenant des poutres (10) sensiblement horizontales et des poteaux (11) sensiblement verticaux formant des mailles élémentaires sensiblement rectangulaires, ladite structure comprenant au moins un dispositif (1) selon la revendication 12, caractérisée en ce qu'elle comporte huit barreaux (16) disposés de telle sorte que :au niveau de chaque angle de ladite maille sont fixés deux barreaux (16), par l'une de leurs extrémités,deux barreaux (16) fixés à deux angles adjacents sont liés, par leur autre extrémité, à une même barre (2) dudit dispositif (1).
- Structure de génie civil en portique comprenant des poutres (10) sensiblement horizontales et des poteaux (11) sensiblement verticaux formant des mailles élémentaires sensiblement rectangulaires, ladite structure comprenant au moins un dispositif (1) selon la revendication 13, caractérisée en ce que le dispositif (1) est positionné au niveau de l'intersection entre poutres (10) et poteaux (11), les barres (2) du dispositif (1) étant fixées sensiblement horizontalement sur les poutres (10) et les bras (19) étant fixés sensiblement verticalement sur les poteaux (11).
- Structure de génie civil comprenant au moins deux parties (20, 21) entre lesquelles sont placés des isolateurs sismiques (22), et comprenant au moins un dispositif (1) selon la revendication 14, caractérisée en ce que les moyens de guidage sont fixés sur une première partie (21) de ladite structure, et en ce que l'extrémité (23) de la barre (2) qui n'est pas liée aux moyens de guidage est apte à coulisser dans une glissière (24) fixée sur une deuxième partie (20) de ladite structure.
- Structure de génie civil comprenant au moins deux parties (20, 21) et au moins un dispositif (1) selon la revendication 12 ou 13, caractérisée en ce que la partie centrale du dispositif (1) située vers l'extrémité commune des barres (2) est liée à un appareil d'appui (30) fixé à une partie (20) de la dite structure, et en ce que l'extrémité de chacun des bras (19) et/ou des barres (2) qui n'est pas liée aux moyens de guidage est apte à coulisser dans une glissière (24) fixée sur une autre partie (21) de ladite structure.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0001597A FR2804709B1 (fr) | 2000-02-09 | 2000-02-09 | Dispositif permettant de limiter le deplacement relatif de deux elements d'une structure de genie civil et structure comprenant un tel dispositif |
FR0001597 | 2000-02-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1124028A1 true EP1124028A1 (fr) | 2001-08-16 |
EP1124028B1 EP1124028B1 (fr) | 2003-12-10 |
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Application Number | Title | Priority Date | Filing Date |
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EP01400242A Expired - Lifetime EP1124028B1 (fr) | 2000-02-09 | 2001-01-31 | Dispositif permettant de limiter le déplacement relatif de deux éléments d'une structure de génie civil et structure comprenant un tel dispositif |
Country Status (7)
Country | Link |
---|---|
US (1) | US6651395B2 (fr) |
EP (1) | EP1124028B1 (fr) |
JP (1) | JP2001288925A (fr) |
AT (1) | ATE256234T1 (fr) |
DE (1) | DE60101395D1 (fr) |
FR (1) | FR2804709B1 (fr) |
PT (1) | PT1124028E (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040118057A1 (en) * | 2002-12-09 | 2004-06-24 | Sanders Royden C. | Siesmic sensitive mass motion power converter for protecting structures from earthquakes |
US20060059796A1 (en) * | 2004-09-15 | 2006-03-23 | Atle Gjelsvik | Energy absorber and method of forming the same |
US20060150538A1 (en) * | 2004-12-27 | 2006-07-13 | Thomas Gareth R | Load-limiting device |
US20060191236A1 (en) * | 2005-02-28 | 2006-08-31 | Surowiecki Matt F | Internally braced framing |
US20080022610A1 (en) * | 2006-07-26 | 2008-01-31 | Signature Metals, Inc. | Composite energy absorbing structure |
US7934347B2 (en) * | 2006-07-28 | 2011-05-03 | Paul Brienen | Coupling beam and method of use in building construction |
US8099914B2 (en) * | 2006-10-30 | 2012-01-24 | The University Of Utah Research Foundation | Perforated plate seismic damper |
US8397444B2 (en) * | 2006-10-30 | 2013-03-19 | University Of Utah Research Foundation | Perforated plate seismic damper |
US8037647B2 (en) * | 2006-10-30 | 2011-10-18 | University Of Utah Research Foundation | Perforated plate seismic damper |
JP4735585B2 (ja) * | 2007-03-29 | 2011-07-27 | 鹿島建設株式会社 | コンクリート系棒状ダンパー構造 |
US8136309B2 (en) * | 2009-06-15 | 2012-03-20 | Rahimian Ahmad | Energy dissipation damper system in structure subject to dynamic loading |
CN106049700B (zh) * | 2016-07-29 | 2018-04-20 | 龙军 | 一种室内生命保护室 |
CN108442569B (zh) * | 2018-04-28 | 2023-12-12 | 郑州大学 | 一种可恢复功能耗能钢筋混凝土剪力墙及其建造方法 |
WO2021161293A1 (fr) * | 2020-02-16 | 2021-08-19 | Teymour Honarbakhsh | Amortisseur à friction pour une structure de construction |
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US3963099A (en) * | 1975-05-08 | 1976-06-15 | New Zealand Inventions Development Authority | Hysteretic energy absorber |
FR2756581A1 (fr) * | 1996-11-29 | 1998-06-05 | Campenon Bernard Sge | Dispositif parasismique comportant des moyens de guidage de la deformation plastique des moyens de liaison entre deux pieces mobiles |
JPH10317722A (ja) * | 1997-05-22 | 1998-12-02 | Mitsubishi Heavy Ind Ltd | 構造物のダンパ装置 |
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US3124215A (en) * | 1964-03-10 | Ttjdv | ||
US1559261A (en) * | 1925-08-07 | 1925-10-27 | Arthur R Konsalik | Skylight |
US2035143A (en) * | 1935-07-29 | 1936-03-24 | Grace F Marquis | Earthquake protected building construction |
US3871147A (en) * | 1973-01-29 | 1975-03-18 | William J Stegmeier | Reusable ledger board with a nail-loosening means |
DE3214646A1 (de) * | 1981-04-24 | 1982-11-18 | René 31500 Toulouse Soum | Verankerung fuer stahlbetonbewehrungen |
US4901486A (en) * | 1987-03-06 | 1990-02-20 | Kajima Corporation | Elasto-plastic damper |
US4805359A (en) * | 1987-09-21 | 1989-02-21 | Takenaka Komuten Co., Ltd. | Method of applying floor vibration-damping work and vibration-damping floor device |
US5226583A (en) * | 1990-08-21 | 1993-07-13 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Module frame work for larger structure, method and device for assembling module frame work and coupler for module frame work |
JP2536680B2 (ja) * | 1990-09-10 | 1996-09-18 | 鹿島建設株式会社 | 弾塑性ダンパユニットの施工法 |
JP3041464B2 (ja) * | 1992-02-07 | 2000-05-15 | ニッタ株式会社 | 建造物用免震装置のダンパー |
JP3041465B2 (ja) * | 1992-02-20 | 2000-05-15 | ニッタ株式会社 | 建造物用免震装置のダンパー |
JPH0874927A (ja) * | 1994-09-09 | 1996-03-19 | Tokico Ltd | 制振装置 |
US5630298A (en) * | 1995-09-05 | 1997-05-20 | National Science Council | Shear link energy absorber |
US5833038A (en) * | 1995-11-01 | 1998-11-10 | Sheiba; Lev Solomon | Method and apparatus for broadband earthquake resistant foundation with variable stiffness |
FR2743383B1 (fr) * | 1996-01-09 | 1999-03-05 | Freyssinet Int Stup | Dispositif d'amortissement pour des elements d'une structure de genie civil |
US5934028A (en) * | 1996-08-08 | 1999-08-10 | Tayco Developments, Inc. | Toggle linkage seismic isolation structure |
US5870863A (en) * | 1996-08-08 | 1999-02-16 | Tayco Developments, Inc. | Toggle linkage seismic isolation structure |
US6230450B1 (en) * | 1996-12-27 | 2001-05-15 | Sumitomo Construction Co., Ltd. | Damping top, damping rod, and damping device using same |
US6343449B1 (en) * | 1998-11-18 | 2002-02-05 | Charles J. Mackarvich | Tension strap connector assembly |
US6192637B1 (en) * | 1999-02-25 | 2001-02-27 | Kenneth T. Boilen | Moveable structural reinforcement system |
US6247275B1 (en) * | 1999-08-06 | 2001-06-19 | Tayco Developments, Inc. | Motion-magnifying seismic shock-absorbing construction |
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2000
- 2000-02-09 FR FR0001597A patent/FR2804709B1/fr not_active Expired - Fee Related
-
2001
- 2001-01-31 PT PT01400242T patent/PT1124028E/pt unknown
- 2001-01-31 EP EP01400242A patent/EP1124028B1/fr not_active Expired - Lifetime
- 2001-01-31 DE DE60101395T patent/DE60101395D1/de not_active Expired - Lifetime
- 2001-01-31 AT AT01400242T patent/ATE256234T1/de not_active IP Right Cessation
- 2001-02-08 US US09/779,897 patent/US6651395B2/en not_active Expired - Fee Related
- 2001-02-09 JP JP2001033665A patent/JP2001288925A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US3963099A (en) * | 1975-05-08 | 1976-06-15 | New Zealand Inventions Development Authority | Hysteretic energy absorber |
FR2756581A1 (fr) * | 1996-11-29 | 1998-06-05 | Campenon Bernard Sge | Dispositif parasismique comportant des moyens de guidage de la deformation plastique des moyens de liaison entre deux pieces mobiles |
JPH10317722A (ja) * | 1997-05-22 | 1998-12-02 | Mitsubishi Heavy Ind Ltd | 構造物のダンパ装置 |
Non-Patent Citations (1)
Title |
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PATENT ABSTRACTS OF JAPAN vol. 1999, no. 03 31 March 1999 (1999-03-31) * |
Also Published As
Publication number | Publication date |
---|---|
FR2804709B1 (fr) | 2002-04-19 |
DE60101395D1 (de) | 2004-01-22 |
EP1124028B1 (fr) | 2003-12-10 |
PT1124028E (pt) | 2004-04-30 |
US20020011037A1 (en) | 2002-01-31 |
JP2001288925A (ja) | 2001-10-19 |
US6651395B2 (en) | 2003-11-25 |
ATE256234T1 (de) | 2003-12-15 |
FR2804709A1 (fr) | 2001-08-10 |
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