EP0876989B1 - Mât de charge rotatif, démontable et pliable - Google Patents
Mât de charge rotatif, démontable et pliable Download PDFInfo
- Publication number
- EP0876989B1 EP0876989B1 EP98440080A EP98440080A EP0876989B1 EP 0876989 B1 EP0876989 B1 EP 0876989B1 EP 98440080 A EP98440080 A EP 98440080A EP 98440080 A EP98440080 A EP 98440080A EP 0876989 B1 EP0876989 B1 EP 0876989B1
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- EP
- European Patent Office
- Prior art keywords
- staff
- jib
- mast according
- loading mast
- loading
- 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.)
- Expired - Lifetime
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
- B66C23/203—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided by posts, e.g. scaffolding, trees or masts
Definitions
- the present invention relates to a rotary load mast, dismountable and foldable, mainly comprising a pole looking vertical and an arrow showing operating at an angle to said pole, and the setting of which in use, use and storage are extremely simple to achieve.
- a rotary load mast, dismountable and foldable mainly comprising a pole looking vertical and an arrow showing operating at an angle to said pole, and the setting of which in use, use and storage are extremely simple to achieve.
- the closest state of the art is seen in GB-A-2160170.
- such a mast can be used in the field of boating, mainly recreational, to equip boats with we know that they are frequently transhipped, to load or unload material that may be heavy. So it is for example the engine with which the ships are fitted and outfitted rhythm of their use, which sometimes has to be transferred to an inflatable boat carrying out the shuttle between the ground and the ship to equip.
- the present invention proposes to remedy these drawbacks with a handy device, very easy to install and store, robust design and convenient to use.
- the mast of the invention is such that the boom can be articulated around an axis perpendicular to the axis of the shank and relative to it, by means of a hinge piece comprising a shaft allowing the boom to pivot between a position folded in which it is parallel and in contact with said pole, and a unfolded position in which it overcomes the pole, said piece articulation comprising two symmetrical vertical wings and it is characterized in that, in the unfolded position, the arrow has an angle between a right angle and a flat angle relative to said pole, due to the existence a vertical part connecting the two symmetrical wings, on which the boom in the unfolded position, the folded position being produced on the side of the shank opposite to said vertical part.
- said mast when installed for example on the deck of a ship, can be folded up in a storage position in which it does not not disturb the maneuvers, since it is in the reduced form of a vertical mast surmounting the rail.
- the pole and the boom are preferably connected by a pivotable strut on one and on the other, and fold back parallel and in contact with the pole, opposite side of the boom when folded.
- U-shaped pieces with symmetrical ears are welded to the shaft and the arrow.
- the ears have holes intended to receive a tree can take the form of a simple bolt with smooth body and threaded end.
- the ends of the strut are provided with corresponding holes.
- the pole is not only mobile in rotation around its longitudinal axis with respect to the fixed structure to which it is attached, but it is also tiltable with respect to the vertical, by means of a base allowing the fixing between two positions fixing the limits of the possible angular displacement of the angle of inclination. During operation, the pole can therefore always be vertical, whatever the inclination of the support.
- the base comprises at least one vertical wing fixed to the ground, provided with two orifices, the orifice closest to the ground being intended for receive a bolt forming the shaft of the shank rotation, in the loose state, and consequently passing through a corresponding orifice made in the pole, the second orifice being of oblong shape and in an arc of a circle, so as to delimit a tilt path for a second bolt adjusting in a second orifice provided at a corresponding location in the pole.
- said base in fact comprises two vertical wings counterparts connected by a horizontal part that can be fixed to the ground, so that present a U shape having a vertical plane of symmetry passing through the middle of the base of the U.
- the pole is made up of two substantially coaxial elements.
- the two elements coaxials are advantageously provided for rotationally mobile, one with respect to the other.
- the structure is then provided such that the two elements are hollow and connected by means of an internal cylindrical sleeve fixed to one of the elements and movable in rotation relative to the other element, said elements being provided with annular edges having a contact surface allowing them a mutual guidance during rotational movements, and moreover providing axial guidance of said cylindrical sleeve.
- the base element is in principle intended to be fixed to an existing structure which can be, beyond the example chosen for the description: tubes scaffolding, window railings, body studs vehicles, etc ...
- the element with respect to which the sleeve is movable in rotation comprises an external tightening and blocking handle acting via a hole made in said element, one end of said lever serving as a needle being clampable in contact with the sleeve to prevent rotation, or insertable into holes in said sleeve to lock any movement.
- said lever comprises a threaded portion between the needle end and an elbow defining a portion of the handle acting as a handling member, said threaded portion cooperating with a nut fixed radially to the outside of the element housing the rotating part of the muff.
- the bottom element being fixed with respect to its environment, the rotation affects the high element, supporting the boom which must of course be positioned in according to user needs.
- the sleeve is fixed to the pole element by welding or by means of bolts passing through holes made for this purpose in said element and in the sleeve.
- the high element of the pole has, fixed in its lower portion, a washer provided with an orifice.
- the bottom element also includes, at its upper edge, a washer provided of peripheral orifices, identical and at the same distance from the axis of the shank than the aforementioned orifice of the tall element.
- This solution has the advantage of avoiding the use of a sleeve additional, if said high element is a circular section tube, which can then fit into the bottom element, the washer which is welded, for example serving as a stop.
- the wings of the part of articulation surmounting the pole each have a homologous orifice intended for the passage of a bolt forming the rotation shaft for said arrow, said orifice being offset towards the outside of the pole.
- the arrow is hollow and has at one of its ends at least one sheave allowing to receive a cable or a rope, free in rotation around a transverse shaft, said arrow being open under said sheave to allow passage of the cable or rope to a pulley fitted with a hook, and having an axial opening at its opposite end, also provided for the passage of cable or rope.
- said arrow comprises at its end opposite to the location of the sheave (s) a closing piece provided with said axial opening, as well as a transverse roller on which the rope or cable, said opening being additionally equipped with an eyelet serving as cable or rope spinner.
- the eyelet as well as the transverse roller, allow easier use in that they facilitate the movement of the rope.
- the rope is available for user manipulation, and it presents a security node which will prevent, if said user drops it during manipulation, that the pulley load does not crash, because said node will be blocked at the eyelet or thread level.
- the arrow is a profile provided at its end with ears of protection of the sheave (s), having a semi-circular shape downwards protruding from the profile.
- the sheaves are two in number, separated by a sheet fixed to the boom.
- Said sheet metal welded to the base of the existing U at the end of the arrow, has a rounded outline at its end located at the ears of protection, so as to respect the external shape of this end of the arrow.
- the two ears and this central plate are crossed by the shaft on which sheaves are mounted proficient, said shaft being able to be a simple bolt of which only the end is threaded, the rest being smooth.
- the arrow is consisting of two elements which can be slid into each other, the bearing element the sheaves being a U-shaped profile open at the bottom, the other being a rectangular section.
- the two elements of the arrow are fixed to each other by transverse bolting, several pairs of facing holes being provided at an equal distance in the two elements, so that several discrete boom length adjustments are possible.
- the main elements are all profiles. Those which constitute the lower element of the pole and the strut are by example of rectangular section profiles, while the top element of the shank can be a cylindrical tube.
- the aforementioned device exhibits robustness combined with maneuverability which make it a valuable tool for moving objects between two locations located on two separate levels.
- the pole (1) is fixed against the horizontal ramps of a ship's rail (15), using semi-cylindrical plates (35) bolted to counterplates (not visible) conforming to the shape of the shank (1).
- the pole (1) consists of two elements (4, 5), while the arrow (2) comprises two referenced elements (7, 8).
- the pole (1) and the boom (2) are connected by a fixed articulation piece (3) with the pole (1) and comprising a shaft (21) around which the arrow (2) pivots.
- This articulation element (3) can be made in one piece or in three pieces attached to each other.
- the pole (1) is moreover provided with two cleats (11, 12) making it possible to block the rope (9), the choice of cleat (11, 12) depending on the level at which stands the user in relation to the load mast.
- the bottom element (5) of the pole (1) comprises a lever (14) for locking and / or locking the relative movement of the two elements (4, 5), the operation will be explained in more detail with reference to Figure 4.
- Element base bottom (5) is a separate U-shaped part (13) comprising two symmetrical cheeks, the base of the U being for example welded to a plate bolted to the ground.
- Each cheek has two holes, one (33) being oblong and arcuate circle, while the other (34) is circular and actually serves as a receiver for the bolt forming the tree around which the rotation allowing the tilt takes place.
- the bolts generally do not been represented, the representation of the orifices being sufficient to make a idea of operation, and further improving the reading of said diagrams.
- the orifice (33) in an arc allows the choice of an inclination, choice continuous between two terminals limiting a right angle to the right.
- other orientations of said orifice would of course also have been possible, by example from - 45 ° to + 45 °, or from - 30 ° to + 60 °, etc ..., taking the vertical as a reference line.
- a strut (6) is pivotally mounted on the elements (4, 7), by the using symmetrical U-pieces (24, 25) with pierced ears orifices coming in correspondence with transverse orifices of said strut (6), the assembly housing rotation shafts in the form of bolts or appropriate pinning.
- the boom (2) When the boom (2) must be folded, it just remove one of the trees (preferably the one that cooperates with the part U-shaped (25), to also be able to fold the strut (6).
- the rope (9) is fixed by means of a knot to a fulcrum located at the end of the element (8) of the arrow (2).
- the rope passes through a double pulley (10) with a hook, and by two sheaves (23) cooperating with said double pulley (10) provided with its hook, then it travels inside the arrow (2) and reappears at the level of the axis of rotation (21) before descending along the pole (1).
- the sleeve (18), which does not appear in FIG. 1, allows the rotation of the top element (4) of the pole (1) relative to its bottom element (5) fixed to the rail (15).
- the elements (4, 5) can be square section profiles, provided with their annular edges (16, 17) guiding the sleeve (18), which is cylindrical.
- This sleeve (18) is either welded, or bolted via the holes (20) to the element (4), from which it is therefore united. It is inserted via the border (17) in the bottom element (5), in which it is free to rotate. This configuration allows rotation of 360 °.
- a clamping / locking means is provided by the handle (14), one of which end is movable in translation in an orifice of the element (5) and can come in contact with said sleeve (18).
- This has orifices (19) distributed radially on the sleeve at the aforementioned orifice of the element (5).
- the end of the handle (14), acting as a needle, can block by friction rotation of the sleeve when it is applied against the envelope exterior. It can also ensure total locking when it can enter one of the orifices (19). These are preferably among four, distributed on the periphery at right angles to each other.
- the upper part (4) is tubular, and there is no no sleeve added, but simply fixing a washer (16) provided for example from an orifice. Said washer (16) is then not fixed at the level of the rim, but higher, so as to create the equivalent of the sleeve previous.
- the washer (17) has several orifices, identical and arranged at the same distance from the axis of the sleeve (1) as the previous hole, to allow fixing by pinning in several points distributed on the periphery.
- This figure also shows the vertical part (27) connecting the ears of the articulation piece (3), and on which the arrow (2) rests in the unfolded position.
- the shaft (21) of rotation of said arrow is offset relative to the axis of the shank (1), ideally at least a little more than half a boom width (2), so that it can fold parallel and in contact with the shank (1), on the side opposite the folding side of the strut (6).
- the enlarged area with a semicircular outline comprises a visible sheave (23), and a sheet (2) which separates it from the second sheave located behind the first.
- the sliding of the inverted U profile (8) in the profile (7) at square section includes an adjustment with several discrete positions materialized by orifices (26) also spaced, which correspond to orifices of the element (8) separated by the same spacing.
- a washer (36) in slippery synthetic material of the type marketed under the Teflon brand is inserted between the annular flanges (16, 17). Where applicable, it includes the same number of holes as the washer (17).
- Figure 3 shows the same configuration in the folded position, only the part upper (4) of the pole (1) being shown.
- the sleeve (18) protrudes downwards, provided with its orifices (19) angularly offset by 90 °.
- the square profile (7) has a roller (29) for guiding the rope, which passes through said profile (7) (and in the envelope of the inverted U-shaped section 8), said roller (29) rolling on the shaft (21) and facilitating the passage of the rope (9). This leaves the profile (7) via a spinneret (28) or eyelet also facilitating its passage, and reducing its wear.
- the operation of the handle (14) appears clearly: it comprises a threaded part (31) engaged in a nut (32) secured to a radial element (33) fixed to the bottom element (5) of the shaft (1).
- the end of the lever (14) acting as a needle is located in front of an orifice giving access to the interior of the element (5).
- FIG. 5 schematically represents the end of the arrow (2) provided sheaves.
- the profile (8) comprises an intermediate sheet (22) separating the sheaves (23) freely rotating around their shaft (30).
- One end of the rope is attached to a tree at the head of the arrow (2), the other circulating as we said in the sheaves (23) of said arrow (2) and in those pulley (10), the assembly actually making a hoist.
- the telescopic boom system (2) allows you to choose the desired reach and to carry out a simple blocking in the chosen position.
- One bolt or axis is to be maneuvered to fold down the boom (2), and thus constitute a compact, space-saving set.
- to disassemble the assembly to turn the handle (14) to release the sleeve (18) and thus separate the upper part (4) of the lower part (5) of the shaft.
- the maneuvers to be carried out for the implementation of the mast the invention are very simple and accessible to all.
- the existence of the overhang the arrow (2) resting on the part (27) is also important, because it guarantees safety by preventing the telescopic part from falling, even when disassembling or folding the strut (6).
- the spinner (28), associated with a stop knot in the rope (9), prevents any untimely fall of the pulley (10), and best preserves the transported objects.
- a still simplified version includes at the end of the arrow (2) holes for mounting a shaft intended to receive pulleys products available on the market.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Road Signs Or Road Markings (AREA)
- Ladders (AREA)
- Tents Or Canopies (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Carpets (AREA)
Description
- la figure 1 est une perspective générale d'un mât de levage de l'invention, en l'occurrence fixé au bastingage d'un navire ;
- la figure 2 en est une vue en élévation de face ;
- la figure 3 montre le même dispositif qu'en figure précédente, en position de rangement repliée ;
- la figure 4 représente une vue de l'élément bas de la hampe, avec une représentation plus détaillée du fonctionnement de la manette ; et
- la figure 5 montre une coupe de l'extrémité de la flèche comportant les réas.
Claims (23)
- Mât de charge rotatif, démontable et repliable, comportant essentiellement une hampe (1) et une flèche (2), assemblé à une structure fixe via ladite hampe (1), ladite flèche (2) étant articulable autour d'un axe (21) perpendiculaire à l'axe de la hampe (1) et par rapport à celle-ci, au moyen d'une pièce d'articulation (3) comportant un arbre (21) permettant le pivotement de la flèche (2) entre une position repliée dans laquelle elle est parallèle et au contact de ladite hampe (1), et une position dépliée dans laquelle elle surmonte la hampe (1), ladite pièce d'articulation (3) comportant deux ailes verticales symétriques, caractérisé en ce que, en position dépliée, la flèche (2) présente un angle compris entre un angle droit et un angle plat par rapport à ladite hampe (1), du fait de l'existence d'une partie verticale (27) reliant les deux ailes symétriques, sur laquelle repose la flèche (2) en position dépliée, la position repliée étant réalisée sur le côté de la hampe (1) opposé à ladite partie verticale (27).
- Mât de charge selon la revendication 1, caractérisé en ce que la hampe (1) et la flèche (2) sont reliées par une jambe de force (6) pouvant pivoter sur l'une et sur l'autre et se replier parallèlement et au contact de la hampe (1), du côté opposé à la flèche (2) lorsqu'elle est repliée.
- Mât de charge selon l'une des revendications 1 et 2, caractérisé en ce que la hampe (1) est mobile en rotation autour de son axe longitudinal par rapport à la structure à laquelle il est assemblé.
- Mât de charge selon l'une des revendications 1 à 3, caractérisé en ce que la hampe (1) verticale est inclinable par rapport à la verticale, au moyen d'une embase (13) permettant la fixation entre deux positions fixant les bornes du déplacement angulaire possible de l'angle d'inclinaison.
- Mât de charge selon la revendication précédente, caractérisé en ce que l'embase (13) comporte au moins une aile verticale fixée au sol, dotée de deux orifices (33, 34), l'orifice (34) le plus proche du sol étant destiné à recevoir un boulon formant arbre de rotation de la hampe (1), à l'état desserré, et traversant par conséquent un orifice correspondant pratiqué dans la hampe (1), le second orifice (33) étant de forme oblongue et en arc de cercle, de manière à délimiter un trajet d'inclinaison pour un second boulon s'ajustant dans un second orifice prévu à un emplacement correspondant dans la hampe (1).
- Mât de charge selon la revendication précédente, caractérisé en ce que l'embase (13) comporte deux ailes verticales homologues reliées par une partie horizontale fixable au sol, de manière à présenter une forme en U ayant un plan de symétrie vertical passant par le milieu de la base du U.
- Mât de charge selon l'une des revendications précédentes, caractérisé en ce que la hampe (1) est constituée de deux éléments (4, 5) sensiblement coaxiaux.
- Mât de charge selon la revendication précédente, caractérisé en ce que les deux éléments coaxiaux (4, 5) sont mobiles en rotation l'un par rapport à l'autre.
- Mât de charge selon la revendication précédente, caractérisé en ce que lesdits éléments coaxiaux (4, 5) sont creux et reliés au moyen d'un manchon cylindrique (18) d'une pièce avec ou fixé à l'intérieur de l'un des éléments (4) et mobile en rotation par rapport à l'autre élément (5), lesdits éléments (4, 5) étant dotés de rondelles annulaires (16, 17) présentant une surface de contact leur permettant un guidage mutuel lors des mouvements de rotation, et offrant au surplus un guidage axial dudit manchon (18) cylindrique.
- Mât de charge selon la revendication précédente, caractérisé en ce que lesdits rebords (16, 17) sont au contact l'un de l'autre, via une rondelle (36) en matériau synthétique présentant des propriétés de glissement facilitant la rotation d'un rebord sur l'autre.
- Mât de charge selon l'une des revendications 8 et 9, caractérisé en ce que l'élément (5) par rapport auquel le manchon (18) est mobile en rotation comporte une manette de serrage (14) et de blocage externe agissant via un orifice pratiqué dans ledit élément (5), une extrémité de ladite manette (14) faisant office de pointeau étant serrable au contact du manchon (18) pour en interdire la rotation, ou insérable dans des orifices (19) dudit manchon (18) pour en verrouiller tout mouvement.
- Mât de charge selon l'une des revendications 9 et 10, caractérisé en ce que lesdites rondelles (16, 17) comportent, l'une un orifice, et l'autre des orifices répartis sur sa périphérie, tous ces orifices étant identiques et situés à la même distance de l'axe de la hampe (1), et permettant une fixation l'une à l'autre des rondelles, et par conséquent des éléments coaxiaux (4, 5), au moyen d'une goupille de fixation.
- Mât de charge selon la revendication précédente, caractérisé en ce que ladite manette (14) comprend une portion filetée (31) entre l'extrémité formant pointeau et un coude délimitant une portion de la manette (14) faisant office d'organe de manipulation, ladite portion filetée (31) coopérant avec un écrou (32) fixé radialement à l'extérieur de l'élément (5) logeant la partie rotative du manchon (18).
- Mât de charge selon l'une quelconque des revendications 9 à 12, caractérisé en ce que ledit manchon (18) est fixé à l'élément (4) de la hampe (1) par soudage ou au moyen de boulons traversant des orifices (20) pratiqués à cet effet dans ledit élément (4) et dans le manchon (18).
- Mât de charge selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailes de la pièces surmontant la hampe (1) sont munies chacune d'un orifice homologue destiné au passage d'un boulon formant l'arbre de rotation (21) pour ladite flèche (2), ledit orifice étant décalé vers l'extérieur de la hampe (1).
- Mât de charge selon l'une quelconque des revendications précédentes, caractérisé en ce que la flèche (2) est creuse et comporte à l'une de ses extrémités au moins un réa (23) libre en rotation autour d'un arbre transversal (30) permettant de recevoir un câble ou une corde (9), ladite flèche (2) étant ouverte sous ledit réa (23) pour permettre le passage du câble ou de la corde (9) vers une poulie (10) munie d'un crochet, et présentant une ouverture axiale à son extrémité opposée, également prévue pour le passage du câble ou de la corde (9).
- Mât de charge selon la revendication précédente, caractérisé en ce que ladite flèche (2) comporte à son extrémité opposée à l'emplacement du ou des réas (23) une pièce de fermeture munie de ladite ouverture axiale, ainsi qu'un galet transversal (29) sur lequel repose la corde ou le câble (9), ladite ouverture étant au surplus équipée d'un oeillet (28) faisant office de filoir pour le câble ou la corde (9).
- Mât de charge selon l'une des revendications 16 et 17, caractérisé en ce que la flèche (2) est un profilé doté à son extrémité d'oreilles de protection du ou des réas (23), présentant vers le bas une forme semi-circulaire dépassant du profilé (8).
- Mât de charge selon l'une quelconque des revendications 16 à 18, caractérisé en ce que les réas (23) sont au nombre de deux, séparés par une tôle (22) fixée à la flèche (2).
- Mât de charge selon l'une quelconque des revendications 16 à 19, caractérisé en ce que la flèche (2) est constituée de deux éléments (7, 8) coulissables l'un dans l'autre, l'élément (8) portant les réas étant un profilé en U ouvert vers le bas, l'autre (7) étant un profilé à section rectangulaire.
- Mât de charge selon la revendication précédente, caractérisé en ce que les deux éléments (7, 8) de la flèche (2) sont fixés l'un à l'autre par boulonnage transversal, plusieurs paires d'orifices (26) en vis-à-vis étant prévus à distance égale dans les deux éléments (7, 8), de sorte que plusieurs réglages discrets de longueur de flèche (2) soient possibles.
- Mât de charge selon l'une quelconque des revendications précédentes, caractérisé en ce que la hampe (1) est munie de deux taquets (11, 12) permettant de fixer la corde ou le câble (9) en position haute ou en position basse.
- Mât de charge selon l'une quelconque des revendications 9 à 21, caractérisé en ce que les éléments (4, 6) de la hampe (1) et de la jambe de force (6) sont des profilés à section rectangulaire, l'élément (5) pouvant être un tube cylindrique.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9705688A FR2762832B1 (fr) | 1997-04-30 | 1997-04-30 | Mat de charge rotatif, demontable et pliable |
FR9705688 | 1997-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0876989A1 EP0876989A1 (fr) | 1998-11-11 |
EP0876989B1 true EP0876989B1 (fr) | 2002-09-25 |
Family
ID=9506711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98440080A Expired - Lifetime EP0876989B1 (fr) | 1997-04-30 | 1998-04-30 | Mât de charge rotatif, démontable et pliable |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0876989B1 (fr) |
AT (1) | ATE224852T1 (fr) |
DE (1) | DE69808170T2 (fr) |
ES (1) | ES2185130T3 (fr) |
FR (1) | FR2762832B1 (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2377409A1 (fr) | 2002-03-20 | 2003-09-20 | Alumiloc Inc. | Ensemble de sauvetage pour trou d'homme |
GB0401558D0 (en) * | 2004-01-24 | 2004-02-25 | Jones William D | Lifting equipment |
DE202012005700U1 (de) * | 2012-06-09 | 2014-07-21 | Dietmar Fischer | Dämmplatten-Aufzugssystem |
CN103626070A (zh) * | 2013-12-03 | 2014-03-12 | 国家电网公司 | 一种与电杆固定的吊架 |
CN103663171B (zh) * | 2013-12-05 | 2015-06-24 | 中联重科股份有限公司 | 起重机及其扒杆 |
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FR3062644B1 (fr) * | 2017-02-03 | 2020-10-30 | Nexter Systems | Potence de levage, dispositif d'installation d'une telle potence sur un conteneur, atelier de campagne et procede d'installation d'un atelier de campagne incorporant une telle potence |
CN107416712A (zh) * | 2017-06-06 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | 一种更换平衡器的举升装置 |
CN114134688B (zh) * | 2021-11-29 | 2023-09-15 | 常德佳轩汽车零部件有限公司 | 一种可自动调节晾衣绳的晾衣架 |
CN115116318B (zh) * | 2022-07-06 | 2023-11-24 | 中国一冶集团有限公司 | 吊机吊装模拟装置 |
CN117886229B (zh) * | 2024-03-13 | 2024-06-28 | 河南省第二建设集团有限公司 | 一种多功能一体化轨道式起吊机构 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR773765A (fr) * | 1934-05-29 | 1934-11-26 | Dispositif de chargement de voitures, chariots et autres véhicules employés dans l'agriculture | |
SE303361B (fr) * | 1965-07-16 | 1968-08-26 | T Adolfsson | |
FR2401060A1 (fr) * | 1977-08-22 | 1979-03-23 | Archambault Marcel | Systeme de tenue d'un bras de levage amovible, pour mise en place, pose et depose, d'un moteur auxiliaire sur un bateau de plaisance |
FR2453102A1 (fr) * | 1979-04-06 | 1980-10-31 | Manitou Bf | Engin de levage polyvalent du type demontable |
GB2160170A (en) * | 1984-06-15 | 1985-12-18 | Didsbury Eng | Davit (especially for vehicles) |
AU603990B2 (en) * | 1985-10-11 | 1990-12-06 | Russell John Williams | Lifting device |
FR2620414B1 (fr) * | 1987-09-15 | 1989-12-01 | Brenot Claude | Bossoir |
US4880345A (en) * | 1988-11-25 | 1989-11-14 | Serge Beaupre | Load hoisting assembly particularly for boats |
DE4318860A1 (de) * | 1993-06-07 | 1994-12-08 | Tinus Kruse | Tragwerk, vorzugsweise als Hebe- und Arbeitshilfe dienendes Tragwerk, insbesondere für die Mitführung auf einem Pkw-Anhänger |
-
1997
- 1997-04-30 FR FR9705688A patent/FR2762832B1/fr not_active Expired - Fee Related
-
1998
- 1998-04-30 EP EP98440080A patent/EP0876989B1/fr not_active Expired - Lifetime
- 1998-04-30 DE DE69808170T patent/DE69808170T2/de not_active Expired - Fee Related
- 1998-04-30 ES ES98440080T patent/ES2185130T3/es not_active Expired - Lifetime
- 1998-04-30 AT AT98440080T patent/ATE224852T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2762832A1 (fr) | 1998-11-06 |
ES2185130T3 (es) | 2003-04-16 |
DE69808170T2 (de) | 2003-05-28 |
FR2762832B1 (fr) | 1999-07-16 |
DE69808170D1 (de) | 2002-10-31 |
EP0876989A1 (fr) | 1998-11-11 |
ATE224852T1 (de) | 2002-10-15 |
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