EP0265358A1 - Device to support and move screen curtains - Google Patents
Device to support and move screen curtains Download PDFInfo
- Publication number
- EP0265358A1 EP0265358A1 EP87450019A EP87450019A EP0265358A1 EP 0265358 A1 EP0265358 A1 EP 0265358A1 EP 87450019 A EP87450019 A EP 87450019A EP 87450019 A EP87450019 A EP 87450019A EP 0265358 A1 EP0265358 A1 EP 0265358A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tubular
- guide
- fabrics
- chevron
- carriages
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/40—Roller blinds
Definitions
- the present invention relates to a device for supporting and driving fabrics for blinds, in particular for greenhouses, canopies and verandas.
- the object of the invention is to propose a simple, practical system, ensuring the training of the fabrics with a minimum of friction resistances.
- the subject of the invention is a device for supporting and driving fabrics for blinds, characterized in that it consists, on the one hand, of a framework formed by rafters and slides made up of extruded profiles comprising a lower part acting as a rafter and a tubular upper part defining at least two guide and rolling paths and, on the other hand, also tubular carriages, threaded and sliding on the upper part of said profiles, provided with rolling members bearing ball cooperating respectively with said guide and bearing paths, and on which are fixed the fabric (s) and their operating members.
- said tubular upper part comprises two vertical lateral flanks, an upper wall defining a first guide and rolling path and, in line with the junction between the lower and upper parts of the rafter-slide, two inclined flanks defining two guide tracks and bearings symmetrically arranged with respect to the vertical longitudinal plane of the profiles.
- the various carriages of the same blind are connected together by load or traction bars on which are fixed the ends of the fabrics wound on motor drums, while the unwinding of said fabrics is operated by straps wound on a motor drum, arranged in the tubular parts of the chevron-runners, passing on angle pulleys arranged in said tubular parts and at the lower end of the chevron-runners and whose ends are connected to stirrups each secured to one of the carriages and sliding freely in a slot made for this purpose in one of the walls of said tubular part.
- Such a support and drive system for awning fabrics is particularly effective thanks to the completely special configuration of the chevron-runners of the supporting frame specifically designed to serve as support for the drive means of the fabrics, and to the nature of the means for guiding and sliding the carriages along said rafters, these means being constituted by load-bearing balls ensuring minimal friction.
- a profile for example made of extruded aluminum, in accordance with the invention and comprising a part 2, called the lower part, forming a rafter and a part 3, called the upper part, forming the support and bearing beam. of a carriage 4 to which are fixed the cloth (s) to be maneuvered as well as the traction members of said carriage.
- the chevron part 2 is designed so as to constitute the usual supporting framework for glazed surfaces such as greenhouses, canopies or verandas.
- Partly shown at 5 in FIG. 1 is a polycarbonate panel supported in the known manner by the rafter 2, by means of seals 6.
- Part 3 of the chevron-coulis sse 1 is outside the glazed construction and has a tubular section defining two parallel lateral flanks 3a, 3b, an external connecting wall 3c shaped so as to constitute a first raceway for the carriage 4 and two inclined sides 3d and 3e, in line with the junction between the parts 2 and 3 of the chevron-runner 1, constituting two other raceways for the carriage.
- the first raceway is formed by two V-shaped flanks 7 formed along the edges opposite a slot running along the entire length of the chevron-slide 1.
- the axis of this raceway is located in the vertical longitudinal plane 8 of the chevron-coulisse.
- the two inclined sides 3d, 3e have planar external faces substantially at right angles and symmetrically disposed with respect to said plane 8.
- These sets 9-10 are advantageously constituted by commercial bearing balls usually used for the transport and handling of loads.
- the balls 9 are preferably made of plastic.
- the carriage 4 consists of a sheet metal casing open at its lower part, threaded on the part 3 of the chevron-runner 1 and capable of moving freely over the entire length of the latter, the only fact between the carriage 4 and the part 3 being that between the balls 9 and this part 3.
- the carriage housing has two lateral sides 11 and 12 parallel to the sides 3a, 3b, and connected to their upper part by a flat wall 13 on which the assemblies 9-10 are fixed.
- the carriage 4 comprises at each end a set of three balls 9 arranged as shown in FIG. 1.
- a chevron-slide 1 has been shown at the edge of the construction, connected, on the right part of the figure, to a carriage facing sliding on a chevron-slide (not shown) parallel to the chevron-slide 1, one or more polycarbonate panels 5 separated by simple rafters (not shown) being arranged between the two above-mentioned rafters.
- connection between these two carriages is carried out by a load or traction bar 14 (not shown for the sake of clarity in FIG. 2) fixed by bolting (15) on the opposite sides (11) of the carriages, the extreme edge of the fabric (not shown) of the blind being fixed in the known manner to said bar 14.
- This fabric is wound on a motor drum (not shown) which controls the winding of the fabric, that is to say the simultaneous ascent of all the carriages 4 of the awning towards the upper ends of the chevron-slides 1.
- Such a system for supporting and driving the trolleys for operating the blind is particularly simple in design while being remarkably efficient and safe thanks to the very low friction resistances imparted to the trolleys 4 by the ball devices 9, 10. This avoids any jamming or seizing of the movable members of the blind while reducing the forces to be exe rcer and, consequently, the energy necessary for the maneuvers of the blind.
- the invention is obviously not limited to the embodiment shown and described above, but on the contrary covers all variants thereof, in particular as regards the configuration of the tubular section 3 of the rafters 1, as well as the number and arrangement of the bearing and bearing ball assemblies 9, 10 on the carriages in cooperation with the guide and bearing paths formed on said chevron-slides.
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Building Awnings And Sunshades (AREA)
Abstract
Description
La présente invention a trait à un dispositif de support et d'entraînement de toiles pour stores notamment pour serres, verrières et vérandas.The present invention relates to a device for supporting and driving fabrics for blinds, in particular for greenhouses, canopies and verandas.
Le but de l'invention est de proposer un système simple, pratique, assurant l'entraînement des toiles avec un minimum de résistances aux frottements.The object of the invention is to propose a simple, practical system, ensuring the training of the fabrics with a minimum of friction resistances.
A cet effet, l'invention a pour objet un dispositif de support et d'entraînement de toiles pour stores, caractérisé en ce qu'il est constitué, d'une part, d'une ossature formée de chevrons-coulisses constitués de profilés extrudés comportant une partie inférieure faisant office de chevron et une partie supérieure tubulaire définissant au moins deux chemins de guidage et roulement et, d'autre part, de chariots également tubulaires, enfilés et coulissant sur la partie supérieure desdits profilés, munis d'organes de roulement à bille porteuse coopérant respectivement avec lesdits chemins de guidage et roulement, et sur lesquels sont fixés la ou les toiles et leurs organes de manoeuvre.To this end, the subject of the invention is a device for supporting and driving fabrics for blinds, characterized in that it consists, on the one hand, of a framework formed by rafters and slides made up of extruded profiles comprising a lower part acting as a rafter and a tubular upper part defining at least two guide and rolling paths and, on the other hand, also tubular carriages, threaded and sliding on the upper part of said profiles, provided with rolling members bearing ball cooperating respectively with said guide and bearing paths, and on which are fixed the fabric (s) and their operating members.
Suivant un mode de réalisation, ladite partie supérieure tubulaire comprend deux flancs latéraux verticaux, une paroi supérieure définissant un premier chemin de guidage et roulement et, au droit de la jonction entre les parties inférieure et supérieure dù chevron-coulisse, deux flancs inclinés définissant deux chemins de guidage et roulement symétriquement disposés par rapport au plan longitudinal vertical des profilés.According to one embodiment, said tubular upper part comprises two vertical lateral flanks, an upper wall defining a first guide and rolling path and, in line with the junction between the lower and upper parts of the rafter-slide, two inclined flanks defining two guide tracks and bearings symmetrically arranged with respect to the vertical longitudinal plane of the profiles.
Suivant une autre caractéristique du dispositif de l'invention, les différents chariots d'un même store sont reliés entre eux par des barres de charge ou traction sur lesquelles sont fixées les extrémités des toiles enroulées sur des tambours moteurs, cependant que le déroulage desdites toiles s'opère par des sangles enroulées sur un tambour moteur, disposées dans les parties tubulaires des chevrons-coulisses, passant sur des poulies de renvoi d'angle disposées dans lesdites parties tubulaires et à l'extrémité inférieure des chevrons-coulisses et dont les extrémités sont reliées à des étriers solidaires chacun de l'un des chariots et coulissant librement dans une fente réalisée à cet effet dans l'une des parois de ladite partie tubulaire.According to another characteristic of the device of the invention, the various carriages of the same blind are connected together by load or traction bars on which are fixed the ends of the fabrics wound on motor drums, while the unwinding of said fabrics is operated by straps wound on a motor drum, arranged in the tubular parts of the chevron-runners, passing on angle pulleys arranged in said tubular parts and at the lower end of the chevron-runners and whose ends are connected to stirrups each secured to one of the carriages and sliding freely in a slot made for this purpose in one of the walls of said tubular part.
Un tel système de support et d'entraînement de toiles de stores est particulièrement efficace grâce à la configuration tout-à-fait spéciale des chevrons-coulisses de l'ossature porteuse spécifiquement conçus pour servir de support aux moyens d'entraînement des toiles, et à la nature des moyens de guidage et coulissement des chariots le long desdits chevrons, ces moyens étant constitués par des billes porteuses assurant un frottement minimal.Such a support and drive system for awning fabrics is particularly effective thanks to the completely special configuration of the chevron-runners of the supporting frame specifically designed to serve as support for the drive means of the fabrics, and to the nature of the means for guiding and sliding the carriages along said rafters, these means being constituted by load-bearing balls ensuring minimal friction.
D'autres caractéristiques et avantages ressortiront de la description qui va suivre d'un mode de réalisation du dispositif de l'invention, description donnée à titre d'exemple uniquement et en regard des dessins annexés sur lesquels.
- - Figure 1 est une vue en coupe transversale d'un dispositif conforme à l'invention, et
- - Figure 2 est une vue de droite du dispositif de la figure 1.
- - Figure 1 is a cross-sectional view of a device according to the invention, and
- - Figure 2 is a right view of the device of Figure 1.
On a représenté en section en 1 sur la figure 1 un profilé, par exemple en aluminium extrudé, conforme à l'invention et comprenant une partie 2, dite inférieure, formant chevron et une partie 3, dite supérieure, formant poutrelle de support et roulement d'un chariot 4 auquel sont fixée(s) la ou les toiles à manoeuvrer ainsi que les organes de traction dudit chariot.There is shown in section at 1 in FIG. 1 a profile, for example made of extruded aluminum, in accordance with the invention and comprising a
La partie chevron 2 est conçue de manière à constituer l'ossature porteuse habituelle de surfaces vitrées telles que serres, verrières ou vérandas.The chevron
On a représenté partiellement en 5 sur la figure 1 un panneau de polycarbonate supporté à la manière connue par le chevron 2, par l'intermédiaire de joints d'étanchéité 6.Partly shown at 5 in FIG. 1 is a polycarbonate panel supported in the known manner by the
La partie 3 du chevron-couli sse 1 se trouve à l'extérieur de la construction vitrée et présente une section tubulaire définissant deux flancs latéraux parallèles 3a, 3b, une paroi de liaison 3c externe conformée de manière à constituer un premier chemin de roulement pour le chariot 4 et deux flancs inclinés 3d et 3e, au droit de la jonction entre les parties 2 et 3 du chevron-coulisse 1, constituant deux autres chemins de roulement pour le chariot.
Le premir chemin de roulement est formé par deux flancs en V 7 constitués le long des bords en regard d'une fente courant sur toute la longueur du chevron-coulisse 1. L'axe de ce chemin se situe dans le plan longitudinal vertical 8 du chevron-coulisse.The first raceway is formed by two V-
Les deux flancs inclinés 3d, 3e présentent des faces externes planes sensiblement à angle droit et symétriquement disposées par rapport audite plan 8.The two
Sur les trois chemins de roulement susdits circulent des billes 9 retenues prisonnières dans des cages 10 fixées sur le chariot 4. Ces ensembles 9-10 sont constitués avantageusement par des billes porteuses du commerce utilisées habituellement pour le transport et la manutention de charges. Les billes 9 sont de préférence en matiére plastique.On the three aforementioned raceways circulate
Le chariot 4 est constitué d'un carter en tôle ouvert à sa partie inférieure, enfilé sur la partie 3 du chevron-coulisse 1 et susceptible de se déplacer librement sur toute la longueur de ce dernier, le seul constact entre le chariot 4 et la partie 3 étant celui entre les billes 9 et cette partie 3.The carriage 4 consists of a sheet metal casing open at its lower part, threaded on the
Le carter du chariot comporte deux flancs latéraux 11 et 12 paralléles aux flancs 3a, 3b, et reliés à leur partie supérieure par une paroi plane 13 sur laquelle sont fixés les ensembles 9-10.The carriage housing has two
Dans le mode de réalisation représenté sur les figures 1 et 2, le chariot 4 comporte à chaque extrémité un jeu de trois billes 9 agencées comme représenté en figure 1.In the embodiment shown in FIGS. 1 and 2, the carriage 4 comprises at each end a set of three
Sur la figure 1, on a représenté un chevron-coulisse 1 en bordure de construction, relié, sur la partie droite de la figure, à un chariot en regard coulissant sur un chevron-coulisse (non représenté) parallèle au chevron-coulisse 1, un ou plusieurs panneaux de polycarbonate 5 séparés par des chevrons simples (non représentés) étant disposés entre les deux chevrons-coulisses susdits.In FIG. 1, a chevron-slide 1 has been shown at the edge of the construction, connected, on the right part of the figure, to a carriage facing sliding on a chevron-slide (not shown) parallel to the chevron-slide 1, one or more polycarbonate panels 5 separated by simple rafters (not shown) being arranged between the two above-mentioned rafters.
La liaison entre ces deux chariots est réalisée par une barre de charge ou traction 14 (non représentée par souci de clarté sur la figure 2) fixée par boulonnage (15) sur les flancs en regard (11) des chariots, le bord extrême de la toile (non représentée) du store étant fixé à la maniére connue sur ladite barre 14.The connection between these two carriages is carried out by a load or traction bar 14 (not shown for the sake of clarity in FIG. 2) fixed by bolting (15) on the opposite sides (11) of the carriages, the extreme edge of the fabric (not shown) of the blind being fixed in the known manner to said
Cette toile est enroulée sur un tambour moteur (non représenté) qui commande l'enroulement de la toile, c'est-à-dire la remontée simultanée de tous les chariots 4 du store vers les extrémités supérieures des chevronx-coulisses 1.This fabric is wound on a motor drum (not shown) which controls the winding of the fabric, that is to say the simultaneous ascent of all the carriages 4 of the awning towards the upper ends of the chevron-slides 1.
La descente des chariots et donc de la toile s'effectue, à la manière connue (figure 2), par des sangles 16 (ou autres éléments tels que feuillards, câbles, etc...) enroulées sur un rouleau de sangle 17 (figure 1) et disposées dans les conduits tubulaires des parties 3 des chevrons-coulisses 1. A cet effet, lesdites sangles 16 passent sur une poulie de renvoi d'angle 18 montée folle à l'extrémité inférieure des chevrons-coulisses 1, dans lesdites parties tubulaires 3. L'extrémité de chaque sangle 16 est fixée à un étrier 19 lui-même solidarisé de la paroi supérieure 3c de l'un des chariots 4 par une tige filetée 20 boulonnée sur une pièce rapportée sur le chariot. La tige 20 peut librement coulisser dans la fente réalisée (figure 1) tout le long de ladite paroi 3c.The descent of the carriages and therefore of the fabric is carried out, in the known manner (Figure 2), by straps 16 (or other elements such as strips, cables, etc.) wound on a strap roller 17 (Figure 1) and arranged in the tubular conduits of the
Un tel système de support et d'entraînement des chariots de manoeuvre du store est particulièrement simple de conception tout en étant remarquablement efficace et sûr grâce aux très faibles résistances au frottement conférées aux chariots 4 par les dispositifs à billes 9,10. On évite ainsi tout coincement ou grippage des organes mobiles du store tout en réduisant les efforts à exe rcer et, par suite, l'énergie nécessaire pour les manoeuvres du store.Such a system for supporting and driving the trolleys for operating the blind is particularly simple in design while being remarkably efficient and safe thanks to the very low friction resistances imparted to the trolleys 4 by the
Enfin, l'invention n'est évidemment pas limitée au mode de réalisation représenté et décrit ci-dessus mais en couvre au contraire toutes les variantes notamment en ce qui concerne la configuration de la section tubulaire 3 des chevrons-coulisses 1, ainsi que le nombre et l'agencement des ensembles à billes porteuses et de roulement 9,10 sur les chariots en coopération avec les chemins de guidage et roulement conformés sur lesdits chevrons-coulisses. Finally, the invention is obviously not limited to the embodiment shown and described above, but on the contrary covers all variants thereof, in particular as regards the configuration of the
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8613315 | 1986-09-22 | ||
FR8613315A FR2604211B1 (en) | 1986-09-22 | 1986-09-22 | DEVICE FOR SUPPORTING AND DRIVING CANVAS FOR BLINDS. |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0265358A1 true EP0265358A1 (en) | 1988-04-27 |
Family
ID=9339219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP87450019A Pending EP0265358A1 (en) | 1986-09-22 | 1987-09-21 | Device to support and move screen curtains |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0265358A1 (en) |
FR (1) | FR2604211B1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR361941A (en) * | 1905-11-25 | 1906-12-29 | Jules Theophile Bezault | Cushion for sliding doors and especially for shop window doors |
FR845562A (en) * | 1938-11-03 | 1939-08-28 | Ver Baubeschlag Gretsch Co | Sliding door trim |
FR2513688A1 (en) * | 1981-09-30 | 1983-04-01 | Losserand Madoux Guy | Support for sliding gate - comprises housing containing rollers which run along rail attached to gate |
FR2536101A1 (en) * | 1982-11-15 | 1984-05-18 | Daire Christian | Veranda occultation system. |
-
1986
- 1986-09-22 FR FR8613315A patent/FR2604211B1/en not_active Expired
-
1987
- 1987-09-21 EP EP87450019A patent/EP0265358A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR361941A (en) * | 1905-11-25 | 1906-12-29 | Jules Theophile Bezault | Cushion for sliding doors and especially for shop window doors |
FR845562A (en) * | 1938-11-03 | 1939-08-28 | Ver Baubeschlag Gretsch Co | Sliding door trim |
FR2513688A1 (en) * | 1981-09-30 | 1983-04-01 | Losserand Madoux Guy | Support for sliding gate - comprises housing containing rollers which run along rail attached to gate |
FR2536101A1 (en) * | 1982-11-15 | 1984-05-18 | Daire Christian | Veranda occultation system. |
Also Published As
Publication number | Publication date |
---|---|
FR2604211A1 (en) | 1988-03-25 |
FR2604211B1 (en) | 1988-12-23 |
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Effective date: 19880628 |