EP1154080A1 - Elément de recouvrement articulé pour cadre polygonal de regard de visite ou d'inspection, et regard correspondant - Google Patents
Elément de recouvrement articulé pour cadre polygonal de regard de visite ou d'inspection, et regard correspondant Download PDFInfo
- Publication number
- EP1154080A1 EP1154080A1 EP01400382A EP01400382A EP1154080A1 EP 1154080 A1 EP1154080 A1 EP 1154080A1 EP 01400382 A EP01400382 A EP 01400382A EP 01400382 A EP01400382 A EP 01400382A EP 1154080 A1 EP1154080 A1 EP 1154080A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- frame
- covering
- sides
- manhole
- cover element
- 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
Links
- 238000007689 inspection Methods 0.000 claims description 10
- 206010040954 Skin wrinkling Diseases 0.000 claims description 3
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000000872 buffer Substances 0.000 description 30
- 240000008042 Zea mays Species 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 241000287107 Passer Species 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1463—Hinged connection of cover to frame
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/48—Suspension arrangements for wings allowing alternative movements
- E05D15/50—Suspension arrangements for wings allowing alternative movements for opening at either of two opposite edges
- E05D15/505—Suspension arrangements for wings allowing alternative movements for opening at either of two opposite edges by radial separation of the hinge parts at the hinge axis
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2999/00—Subject-matter not otherwise provided for in this subclass
Definitions
- the present invention relates to a covering element hinged for inspection or inspection manhole polygonal frame.
- the invention is particularly applicable to closure devices of chimneys to visit or inspect an underground water network, such as pavement or sidewalk manhole covers, with closing devices for technical chambers for the inspection of an underground cable network, such as hatches, and to manhole crowning devices such as road grids.
- manholes or hatches comprising a polygonal frame closed by at least one polygonal covering element, generally made of cast iron, placed flush with the ground surface.
- the covering is ensured by one or more elements in the form of polygons, for example rectangles or triangles.
- the covering elements are mounted articulated on the frame, which facilitates the opening and closing of these elements, limits the risk of accident during these operations and prevents the movement of covering elements during the passage of a heavy vehicle generating a vertical suction.
- the present invention therefore aims to provide a articulation solution which, depending on operating constraints, allows reconcile the ease of laying pipes or cables with the convenience of access to the hole for subsequent operations of intervention on the network.
- the invention relates to a covering element articulated for inspection or inspection manhole polygonal frame, comprising means of selective articulation of at least two different sides of the element of overlap on at least two corresponding sides of the frame, said means of selective articulation being adapted to cooperate with a means of articulation complementary with which a respective cell provided in a wall is provided surrounding the frame, characterized in that the means of selective articulation include a hinge pin projecting from the periphery of the element covering and a removable securing part whose presence at least noticeably protruding opposite the post prohibits any significant lifting of the side of the element fitted with this pin from its closed position on the frame.
- Such a covering element is said to be universal because it can be, depending on the needs of the user, articulated on at least two edges of the frame, which allows different viewing opening configurations and thus allows to optimize the possibilities of opening the gaze.
- the subject of the invention is also a visit or inspection look, of the type comprising a polygonal frame and at least one covering element articulated on this frame, characterized in that at least one covering element is as defined above, and in that at least two sides of the frame have fixed articulation members adapted to cooperate with the means of selective articulation of this element.
- an element of cover or universal pad 1 provided with articulation pins 10 extending protruding at the periphery of the cover member along at least two adjacent sides of it.
- the buffer is provided on the underside, in the regions from its periphery where the tenons 10 are born, from a relief 11 in which is provided a threaded through hole 12 allowing the passage of a removable securing 13 such as for example a bolt screwed into the orifice 12.
- security organ means an organ whose presence prevents any significant uplift on the tampon side near this organ and so provides security against removal of the tampon by a movement of translation in vertical direction upwards keeping it parallel to its plane, and against its opening along this side by pivoting along its opposite side.
- the post and the bolt passing through the orifice 12 thus form a articulation fork of which a part 13 forming fork branch is removable, delimiting a recess capable of receiving a fixed pivot 20 secured to the frame 2 for the articulation of the buffer with respect to the frame.
- the threaded orifice 12 extends approximately parallel to the plane of the pad, at a distance from the hinge pin 10 such that there is at least a slight clearance between the pivot 20 and the post and / or the rod of the securing bolt.
- the length of the bolt shank protruding from the opposite hole 12 of tenon 10 can be adjusted to prohibit any significant lifting on the side of the pad provided with this post and thus any removal of the pad, even from a open position, unless the bolt is largely unscrewed when the buffer is in the open position (very protruding rod), or to allow such removal from an open position of the buffer without having to unscrew the bolt (rod still noticeably prominent, keeping a distance between it and the post greater than the diameter of the pivot 20).
- FIGS 2 to 5 are schematic top views of elements cover for various embodiments of the manhole according to the invention. In these figures, the frame 2 is not shown.
- FIG. 2 represents a universal tampon 14 of square shape or rectangular, made of ductile iron, intended to cover a pit to which access is externally delimited by a frame of complementary shape.
- This stamp 14 is equipped with pairs of articulation pins 10 on three of its four sides, this which allows the choice, in particular depending on the surrounding size, of articulate it on one or the other of these three sides. You just have to put in places securing members 13 on the side that we wish to articulate so as to create active hinges on this side of the pad. To articulate on one of the other two sides, then just move the bolts 13. Okay of course, the frame has hinge pivots 20 on three sides. In variant, the tenons 10 could only be provided on two adjacent sides of the buffer.
- FIG 3 there are shown two triangular stamps rectangles for covering a square or rectangular manhole, one of which 15 is a universal tampon according to the invention.
- This buffer 15 is thus equipped with hinge pins 10 on the two right sides of the right triangle, allowing so articulate it on one or the other of these two straight sides depending on the location bolts 13.
- the second buffer 3 is a conventional articulated buffer necessarily on a determined right side.
- the frame has pivots hinge 20 on three sides.
- the two pads can be opened as desired either on two opposite sides of the frame, which is advantageous when installing cables, either on adjacent sides of the frame, which facilitates access to the hole for subsequent interventions insofar as the other two adjacent sides of the frame are free to access.
- FIG. 4 represents another arrangement where three buffers are mounted side by side on a rectangular support frame provided with articulation pivots 20 on its four sides.
- the two buffers 16 a , 16 b arranged at the ends are universal buffers in the form of right triangles provided with hinges that can be activated on either of the right sides, while the intermediate pad 4 is an isosceles triangle provided with hinges on only one of its sides, namely on its base, which extends over substantially the entire length of the frame.
- this arrangement allows for different configurations for the opening of the three buffers, in particular an opening on the two small opposite sides of the frame when laying cables, or an opening on three sides of the frame which gives free access to the fourth side of the frame, this access being all the wider since it is a longitudinal side of the frame.
- FIG. 5 illustrates an embodiment with four buffers in the form of right triangles where the two end buffers 17 a , 17 b are universal buffers according to the present invention, the other buffers 18 a , 18 b offering only only one possibility of articulation on the frame.
- the buffers 17a and 17b are analogous to the buffers 16a and 16b in Figure 4, while buffers 18a and 18b are obtained by dividing the buffer 4 in FIG. 4 into two halves parallel to the short sides of the eye. The separation lines of the four buffers thus form a crow's feet in the closed position of the pads.
- Another advantage linked to the use of universal tampons is the lower manufacturing costs in the factory, since only one mold provides a buffer that can be used in different configurations on-site installation, so there is no need to resort to as much molds that there are possible installation configurations.
- the invention is not limited to the particular embodiments which have just been described. We can consider more generally to have a number of buffers greater than four, for example with buffers universal at both ends. Likewise, it is not necessary that the frame has a generally square or rectangular shape, a frame having by example the shape of a triangle or a diamond that may be suitable for receiving a or more universal pads according to the invention, the shape of the pads being then adapted to allow total recovery of the frame.
- Figures 6 to 9 illustrate the adaptation of the invention to such a look as described in patent application FR 99 12 581 of the Applicant.
- each pivot 20 Near the location of each pivot 20, the edge of the or a universal buffer has the relief 11 on the underside.
- the hole 12 of the latter is not tapped and receives a branch 131 of the removable securing member 13 itself forming fork leg, this member 13 being here a pin in hair pin.
- the other branch 132 of this pin is wavy and clips on the relief 11.
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Paleontology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Tents Or Canopies (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Hinges (AREA)
- Lining And Supports For Tunnels (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Portable Outdoor Equipment (AREA)
Abstract
Description
- soit sur des côtés opposés du cadre (GB-A-1 536 214). Ceci permet d'avoir une ouverture optimale des deux tampons lors de la pose des tuyaux ou câbles mais est peu commode pour accéder au trou dans la chaussée dont l'ouverture est délimitée par le cadre ;
- soit sur des côtés adjacents (GB-A-569 762). Ceci assure en position d'ouverture des tampons, un accès à la tranchée ou au trou dans la chaussée qui est optimal pour-les interventions ultérieures sur le réseau souterrain, notamment les opérations d'entretien, mais ne rend pas aisée la pose des tuyaux ou câbles.
- la partie amovible de sécurisation est adaptée pour passer dans un orifice traversant ménagé en sous-face de l'élément de recouvrement ;
- les deux côtés différents de l'élément de recouvrement sont deux côtés adjacents l'un à l'autre de cet élément ;
- l'élément présente une forme rectangulaire ;
- l'élément présente une forme triangulaire ; et
- lesdits moyens d'articulation sélective comprennent une fourche dont une branche constitue la partie amovible de sécurisation.
- le cadre est quadrangulaire, notamment rectangulaire, et est équipé d'un unique élément de recouvrement de même forme, cet élément de recouvrement comprenant lesdits moyens d'articulation sélective sur deux ou trois côtés adjacents ;
- le cadre est quadrangulaire, notamment rectangulaire, et est équipé de deux éléments de recouvrement triangulaires, l'un au moins de ces éléments de recouvrement comprenant lesdits moyens d'articulation sélective sur deux côtés adjacents et le cadre comportant lesdits organes d'articulation fixes sur au moins trois côtés ;
- le cadre est rectangulaire et est équipé de trois éléments de recouvrement triangulaires, les deux éléments de recouvrement d'extrémité comprenant lesdits moyens d'articulation sélective sur deux côtés adjacents et le troisième élément de recouvrement étant articulé sur un grand côté du cadre ;
- le cadre est rectangulaire et est équipé de quatre éléments de recouvrement triangulaires dont les lignes de séparation forment une patte d'oie en position de fermeture, les deux éléments de recouvrement d'extrémité comprenant lesdits moyens d'articulation sélective sur deux côtés adjacents et les deux autres éléments de recouvrement étant articulés sur un même grand côté du cadre.
- la figure 1 est une coupe verticale schématique montrant les moyens d'articulation d'un regard selon l'invention ;
- les figures 2 à 5 sont des vues schématiques en plan des éléments de recouvrement de quatre regards conformes à l'invention ;
- la figure 6 est une vue analogue à la figure 1, mais plus détaillée, d'un autre regard suivant l'invention, en position de fermeture de l'élément de recouvrement ;
- la figure 7 est une vue analogue à la figure 6, avec l'élément de recouvrement en position ouverte ;
- la figure 8 est une vue analogue à la figure 6 mais correspondant à des moyens d'articulation sélective désactivés ; et
- la figure 9 est une vue analogue à la figure 8, montrant le soulèvement de l'élément de recouvrement.
Claims (11)
- Elément de recouvrement articulé (1 ; 14 ; 15 ; 16a, 16b ; 17a, 17b) pour cadre polygonal (2) de regard de visite ou d'inspection comportant des moyens d'articulation sélective (10, 13) d'au moins deux côtés différents de l'élément de recouvrement sur au moins deux côtés correspondants du cadre, lesdits moyens d'articulation sélective (10, 13) étant adaptés pour coopérer avec un moyen d'articulation complémentaire (20) dont est muni un alvéole respectif (21) ménagé dans une paroi d'entourage du cadre, caractérisé en ce que les moyens d'articulation sélective comprennent un tenon d'articulation (10) en saillie à la périphérie de l'élément de recouvrement et une partie amovible (13) de sécurisation dont la présence au moins notablement en saillie en regard du tenon (10) interdit tout soulèvement significatif du côté de l'élément muni de ce tenon à partir de sa position de fermeture sur le cadre.
- Elément de recouvrement selon la revendication 1, caractérisé en ce que la partie amovible (13) de sécurisation est adaptée pour passer dans un orifice traversant (12) ménagé en sous-face de l'élément de recouvrement.
- Elément de recouvrement selon l'une quelconque des revendications 1 et 2, caractérisé en ce que les deux cotés différents de l'élément de recouvrement (1 ; 14 ; 15 ; 16a, 16b ; 17a, 17b) sont deux cotés adjacents l'un à l'autre de cet élément.
- Elément de recouvrement selon l'une quelconque des revendications 1 à 3, caractérisé en ce qu'il présente une forme rectangulaire.
- Elément de recouvrement selon l'une quelconque des revendications 1 à 3, caractérisé en ce qu'il présente une forme triangulaire.
- Elément de recouvrement selon l'une quelconque des revendications 1 à 5, caractérisé en ce que lesdits moyens d'articulation sélective (10, 13) comprennent une fourche dont une branche constitue la partie amovible (13) de sécurisation.
- Regard de visite ou d'inspection, du type comprenant un cadre polygonal et au moins un élément de recouvrement articulé sur ce cadre, caractérisé en ce qu'au moins un élément de recouvrement (1 ; 14 ; 15 ; 16a, 16b ; 17a, 17b) est conforme à l'une quelconque des revendications 1 à 6, et en ce que deux côtés au moins du cadre (2) comportent des organes d'articulation fixes (20) adaptés pour coopérer avec les moyens d'articulation sélective (10, 13) de cet élément.
- Regard suivant la revendication 7, caractérisé en ce que le cadre (2) est quadrangulaire, notamment rectangulaire, et est équipé d'un unique élément de recouvrement (14) de même forme, cet élément de recouvrement comprenant lesdits moyens d'articulation sélective (10, 13) sur deux ou trois côtés adjacents.
- Regard suivant la revendication 7, caractérisé en ce que le cadre (2) est quadrangulaire, notamment rectangulaire, et est équipé de deux éléments de recouvrement triangulaires (3, 15), l'un au moins (15) de ces éléments de recouvrement comprenant lesdits moyens d'articulation sélective (10, 13) sur deux côtés adjacents et le cadre comportant lesdits organes d'articulation fixes (20) sur au moins trois côtés.
- Regard suivant la revendication 7, caractérisé en ce que le cadre (2) est rectangulaire et est équipé de trois éléments de recouvrement triangulaires (4 ; 16a, 16b), les deux éléments de recouvrement d'extrémité (16a, 16b) comprenant lesdits moyens d'articulation sélective (10, 13) sur deux côtés adjacents et le troisième élément de recouvrement (4) étant articulé sur un grand côté du cadre (2).
- Regard suivant la revendication 7, caractérisé en ce que le cadre (2) est rectangulaire et est équipé de quatre éléments de recouvrement triangulaires (17a, 17b ; 18a, 18b) dont les lignes de séparation forment une patte d'oie en position de fermeture, les deux éléments de recouvrement d'extrémité (17a, 17b) comprenant lesdits moyens d'articulation sélective (10, 13) sur deux côtés adjacents et les deux autres éléments de recouvrement (18a, 18b) étant articulés sur un même grand côté du cadre (2).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0001974A FR2805292B1 (fr) | 2000-02-17 | 2000-02-17 | Element de recouvrement articule pour cadre polygonal de regard de visite ou d'inspection, et regard correspondant |
FR0001974 | 2000-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1154080A1 true EP1154080A1 (fr) | 2001-11-14 |
EP1154080B1 EP1154080B1 (fr) | 2004-09-08 |
Family
ID=8847098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20010400382 Expired - Lifetime EP1154080B1 (fr) | 2000-02-17 | 2001-02-13 | Regard de visite ou d'inspection à cadre polygonal et élément de recouvrement articulé |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP1154080B1 (fr) |
AR (1) | AR031234A1 (fr) |
AT (1) | ATE275675T1 (fr) |
BR (1) | BR0100609B1 (fr) |
DE (1) | DE60105344T2 (fr) |
DK (1) | DK1154080T3 (fr) |
ES (1) | ES2228763T3 (fr) |
FR (1) | FR2805292B1 (fr) |
PT (1) | PT1154080E (fr) |
TR (1) | TR200402396T4 (fr) |
ZA (1) | ZA200101246B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10151449A1 (de) * | 2001-10-18 | 2003-05-08 | Ahlmann Aco Severin | Abdeckungsanordnung |
US7048468B2 (en) | 2001-09-21 | 2006-05-23 | Aco Serverin Ahlmann Gmbh & Co. Kg | Cover arrangement |
GB2567822A (en) * | 2017-10-24 | 2019-05-01 | Wrekin Holdings Ltd | A ground surface access assembly with safety features |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2415006B (en) * | 2004-06-08 | 2009-06-03 | Atlanta Impex Ltd | Ground surface access assemblies |
FR2953867B1 (fr) * | 2009-12-11 | 2012-08-03 | Norinco | Ensemble a cadre et tampon de fermeture du cadre notamment pour regard de chaussee |
FR3038628B1 (fr) * | 2015-07-07 | 2017-08-25 | Ej Emea | Regard de chaussee a cadre et panneau monte articule sur le cadre par un tenon pouvant etre rendu captif apres installation |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3677196A (en) * | 1969-12-19 | 1972-07-18 | Pullman Inc | Covered hopper car |
FR2715690A1 (fr) * | 1994-01-28 | 1995-08-04 | Moreno Fabrice | Agencement de support pivotant d'un ouvrant à une partie fixe formant dormant. |
EP0808951A1 (fr) * | 1996-05-24 | 1997-11-26 | Norinco | Regard de chaussée à tampon articulé sur un cadre |
EP0814204A1 (fr) * | 1996-05-23 | 1997-12-29 | F.A.S.P. Augusto Sbalchiero S.p.A. | Ensemble d'avaloir de chaussée et regard de chaussée amélioré pour zÔnes piétonnes et de trafic |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB569762A (en) | 1943-09-15 | 1945-06-07 | Cyril John Hartley | Improvements in and relating to manhole covers and frames |
GB1536214A (en) | 1977-07-07 | 1978-12-20 | British Steel Corp | Manhole assemblies |
-
2000
- 2000-02-17 FR FR0001974A patent/FR2805292B1/fr not_active Expired - Fee Related
-
2001
- 2001-02-13 AT AT01400382T patent/ATE275675T1/de active
- 2001-02-13 TR TR2004/02396T patent/TR200402396T4/xx unknown
- 2001-02-13 DK DK01400382T patent/DK1154080T3/da active
- 2001-02-13 EP EP20010400382 patent/EP1154080B1/fr not_active Expired - Lifetime
- 2001-02-13 DE DE60105344T patent/DE60105344T2/de not_active Expired - Lifetime
- 2001-02-13 PT PT01400382T patent/PT1154080E/pt unknown
- 2001-02-13 AR ARP010100632A patent/AR031234A1/es active IP Right Grant
- 2001-02-13 ES ES01400382T patent/ES2228763T3/es not_active Expired - Lifetime
- 2001-02-14 ZA ZA200101246A patent/ZA200101246B/xx unknown
- 2001-02-16 BR BRPI0100609-6A patent/BR0100609B1/pt not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3677196A (en) * | 1969-12-19 | 1972-07-18 | Pullman Inc | Covered hopper car |
FR2715690A1 (fr) * | 1994-01-28 | 1995-08-04 | Moreno Fabrice | Agencement de support pivotant d'un ouvrant à une partie fixe formant dormant. |
EP0814204A1 (fr) * | 1996-05-23 | 1997-12-29 | F.A.S.P. Augusto Sbalchiero S.p.A. | Ensemble d'avaloir de chaussée et regard de chaussée amélioré pour zÔnes piétonnes et de trafic |
EP0808951A1 (fr) * | 1996-05-24 | 1997-11-26 | Norinco | Regard de chaussée à tampon articulé sur un cadre |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7048468B2 (en) | 2001-09-21 | 2006-05-23 | Aco Serverin Ahlmann Gmbh & Co. Kg | Cover arrangement |
DE10151449A1 (de) * | 2001-10-18 | 2003-05-08 | Ahlmann Aco Severin | Abdeckungsanordnung |
DE10151449B4 (de) * | 2001-10-18 | 2007-09-13 | Aco Severin Ahlmann Gmbh & Co. Kg | Abdeckungsanordnung |
GB2567822A (en) * | 2017-10-24 | 2019-05-01 | Wrekin Holdings Ltd | A ground surface access assembly with safety features |
EP3492658A1 (fr) * | 2017-10-24 | 2019-06-05 | Wrekin Holdings Limited | Ensemble d'accès à la surface du sol présentant des caractéristiques de sécurité |
Also Published As
Publication number | Publication date |
---|---|
FR2805292A1 (fr) | 2001-08-24 |
DK1154080T3 (da) | 2005-01-10 |
DE60105344T2 (de) | 2005-02-17 |
BR0100609B1 (pt) | 2009-08-11 |
ZA200101246B (en) | 2001-10-02 |
ATE275675T1 (de) | 2004-09-15 |
EP1154080B1 (fr) | 2004-09-08 |
ES2228763T3 (es) | 2005-04-16 |
PT1154080E (pt) | 2005-01-31 |
TR200402396T4 (tr) | 2004-12-21 |
AR031234A1 (es) | 2003-09-17 |
BR0100609A (pt) | 2001-10-09 |
FR2805292B1 (fr) | 2003-05-09 |
DE60105344D1 (de) | 2004-10-14 |
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