EP1172517B1 - Rolladen mit Mittel zum Blockieren einer Rolladenwickelwelle - Google Patents

Rolladen mit Mittel zum Blockieren einer Rolladenwickelwelle Download PDF

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Publication number
EP1172517B1
EP1172517B1 EP20010440210 EP01440210A EP1172517B1 EP 1172517 B1 EP1172517 B1 EP 1172517B1 EP 20010440210 EP20010440210 EP 20010440210 EP 01440210 A EP01440210 A EP 01440210A EP 1172517 B1 EP1172517 B1 EP 1172517B1
Authority
EP
European Patent Office
Prior art keywords
winding shaft
roller shutter
blade
latch
hand
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
Application number
EP20010440210
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English (en)
French (fr)
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EP1172517A1 (de
Inventor
Robert Bubendorf
Gérard Evreux
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bubendorff Volet Roulant SA
Original Assignee
Bubendorff Volet Roulant SA
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Filing date
Publication date
Priority claimed from FR0009018A external-priority patent/FR2811704B1/fr
Application filed by Bubendorff Volet Roulant SA filed Critical Bubendorff Volet Roulant SA
Publication of EP1172517A1 publication Critical patent/EP1172517A1/de
Application granted granted Critical
Publication of EP1172517B1 publication Critical patent/EP1172517B1/de
Anticipated expiration legal-status Critical
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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
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/88—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for limiting unrolling
    • 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
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/68—Operating devices or mechanisms, e.g. with electric drive
    • E06B2009/6809—Control
    • E06B2009/6872—Control using counters to determine shutter position
    • E06B2009/6881—Mechanical counters

Definitions

  • the present invention relates to a roller shutter in accordance with the preamble of claim 1.
  • This invention relates to the field of shutter manufacturing roller shutters, in particular those intended to equip the door, the window or other of a building.
  • rollers comprising a winding shaft on which is wound and from which takes place an apron defined by a succession of blades, driven by a device appropriate training which, depending on the case, may be of the type electric or manual.
  • Such a drive device is designed capable of allowing, on the one hand, the winding of said deck, in particular inside of a box.
  • said rolling shutter usually receives means capable of blocking rotation and / or to prevent the rotational drive of said shaft winding, this at the end of said winding stroke apron.
  • Such means make it possible, in particular, to avoid cause damage to the resulting apron, by example, of an inappropriate traction on the latter.
  • such means can be defined by means of the type mechanical or electrical, in particular implementing a measurement of the engine load.
  • This drive device is designed capable of allowing, other share, the course of said apron.
  • roller shutters of the state of the art comprising a winding shaft actuated by a manual type drive device, it is generally not provided with means capable of blocking in rotation of said winding shaft, this at the end of travel deployment of said deck.
  • said roller shutter can be fitted with a locking device automatic shutter at the end of the deployment stroke of this latest.
  • the motorization system is then designed capable, on the one hand, to detect, at the end of deployment of said deployment apron, a variation and / or an increase in the load of the motor due to blockage of the bulkhead and, on the other hand, to be cut the supply of said motor.
  • this locking device is designed capable of exerting pressure on said apron so that it is in no way compatible with an apron constituted by a succession of flexible and / or deformable blades.
  • Roller shutters are also known comprising a apron, connected to the winding shaft via a strap or the like, but devoid of any device for locking.
  • a apron connected to the winding shaft via a strap or the like, but devoid of any device for locking.
  • roller shutter comprising an apron, defined by a succession of blades, and wound on a cylinder made up of two blades curved fixed on the cylindrical surface of two barrels rotatably mounted on a fixed shaft.
  • This roller shutter includes a device for limiting the unwinding of the apron consisting, on the one hand, of a socket threaded on said fixed shaft, made integral with the latter, and provided with stops and, on the other hand, by a finger locking.
  • the latter is pivotally mounted on an axis, on the one hand, offset from the cylinder axis winding and, on the other hand, supported by two flanges rotatably mounted on said fixed shaft and integral with the blades shapely.
  • Said locking finger is urged to pivot in direction of the stops that said socket comprises, this in position limiting the flow of the deck.
  • the present invention is intended to overcome the disadvantages of the state of the art roller shutters.
  • said invention relates to a rolling shutter comprising the features of claim 1.
  • the latch is subjected to elastic return means capable of repelling it in a active position for locking the winding shaft in which said latch cooperates with the keeper means.
  • An additional feature concerns the fact that the latch is supplemented by control means associated with the latter and provided capable of cooperating with said control member to bring back, during the winding phase of the apron, said latch in inactive blocking position against the action of the means of elastic reminder.
  • latch is mounted inside said winding shaft, the latter having an orifice through which are able to extend said control means for cooperating with said member control.
  • the latch is defined by an elastic blade extending in one direction substantially parallel to the axis of the winding shaft and having a free end at which said blade cooperates with said striker means.
  • the means of control are constituted by a control finger, defined by deformation of said elastic blade, extending radially by report to said winding shaft and able to cooperate with said control unit.
  • An additional feature concerns the fact that the free end of said elastic blade cooperates, in position blocking, with at least one radial projection, in particular of triangular shape with asymmetrical sides, constituting a stop stop and defined at the level of the crown means forming spoils.
  • the free end of the blade elastic is equipped with a shoe comprising, on the one hand, a first portion constituting control means defined by a control button able to cooperate with said member control and, on the other hand, a second portion able to cooperate with said keeper means, in the active blocking position of the winding shaft.
  • An additional feature concerns the fact that the second portion of this hoof takes the form of at least one tooth able to cooperate with at least one recess constituting a stop stop defined at the level of the crown of the means forming spoils.
  • tooth in the hoof has asymmetrical sections in view to facilitate, on the one hand, the support of this tooth on the recess walls in active shaft locking position of winding and, on the other hand, the sliding of this tooth out of this obviously, this in the direction of winding of the deck, especially before the latch reaches an inactive position under the impetus of said control member.
  • the latch is defined by a blade made integral with said roller shutter by means of securing means, said blade extending in a direction substantially parallel to the axis of the shaft winding and having a longitudinal edge, on the one hand, provided with a chamfer and, on the other hand, through which this blade cooperates with said striker means, this in the direction of deployment and end of deployment of said deployment apron.
  • said means of securing of the blade are designed capable of authorizing a reversible mounting of the latter on said rolling shutter to allow proper positioning of the chamfer this blade relative to the means forming a keeper.
  • the securing means comprise a pivot allowing a 180 ° pivoting of said blade, this along an axis perpendicular to the axis of said winding shaft.
  • the means of securing on the one hand are designed capable of allowing an axial displacement of said blade along its pivot axis and, on the other hand, associated with elastic return means capable of repelling said blade, axially and along its pivot axis, in a active position for locking the winding shaft in which said blade is in cooperation with said means forming a keeper.
  • An additional feature relates to the fact that said blade has defined means for controlling its pivoting by control means intended to cooperate with said member control to bring back, in the deck winding phase, said latch in the inactive position against the action of the means of elastic reminder.
  • the crown on the one hand, is defined at an end portion of the stator of a support bearing, oriented towards the rotor of this bearing support and, on the other hand, has an external face at the level of which is defined at least one stopper while said latch is secured to said rotor.
  • the crown is defined at an end portion of the stator, respectively of the rotor, of a support bearing, said portion end being oriented in the direction of said rotor, respectively of said stator, of this support bearing, this crown having an internal face at the level of which is defined at least one stopper while said latch is secured to said rotor, respectively to said stator.
  • bearing support comprises a tubular end-piece, at least partially engaged inside said winding shaft, and at the level of which is defined said rotor in engagement with said winding shaft or even at least part of said stator, this tubular end piece receiving at least part of said blocking means.
  • An additional feature relates to the fact that said tubular endpiece is engaged inside said shaft winding and comprises a rotor which is made integral said latch while the crown of the keeper means is defined at the end portion of said stator.
  • control member is defined, either by at least one of the deck blades, or by a connecting member taking the form of a flexible strip, a strap, of a metal or other blade and comprising, of a share, a first end connected to said winding shaft on which is able to wind said connecting member and, on the other hand, a second end connected to said deck, in particular at the level of a first blade equipping the latter.
  • bearing support receiving said blocking means is constituted by said drive device, in particular of the motorized type, of said winding shaft.
  • the blocking means are designed capable of ensuring, so automatic, the locking of the winding shaft at the end of deck deployment stroke. Therefore, when the apron is fully deployed, the winding shaft is immobilized in rotation and cannot be moved when it is exerted an action on the drive device, this in the direction of flow of the deck.
  • blocking means are, again, designed able to release said winding shaft when in position fully deployed, said apron is exerted on said winding shaft through said device drive, this in the direction of the winding of said apron.
  • the blocking means are defined, of a part, by a latch and, secondly, by means forming keeper and able to cooperate with said latch.
  • said keeper means are associated with at least one support bearings of said winding shaft.
  • the striker means are defined by at least one stopper provided at a crown whose diameter is approximately equal to that of the winding shaft. This allows, advantageously, to reduce the forces appearing at the level latch and such a stopper when blocking the winding shaft.
  • the locking means can be defined at a tip tubular engaged inside said winding shaft. These blocking means are therefore advantageously arranged to the interior of said winding shaft allowing a gain of substantial place.
  • the support bearing receiving said blocking means can, advantageously, be defined by the drive device, in particular of the motorized type, of said winding shaft.
  • said blocking means are directly controlled by a control device (blades of the apron or connecting member) allows to consider the application of these means to any type of apron, whether the latter either equipped with an automatic locking device or not, that this apron is constituted by a succession of blades rigid or flexible, or even by a blind or the like.
  • a latch in the form of a reversible blade provides locking means capable of equip a roller shutter provided with a drive device, in particular motorized, of reversible type and able to cooperate with a winding shaft at any of its ends, in particular depending on mounting constraints or other.
  • the present invention relates to the field of manufacturing roller shutters intended to equip a door, a window or analog of a building.
  • such a roller shutter 1 includes a winding shaft 2 rotatably mounted relative to a part fixed of said rolling shutter 1.
  • This winding shaft 2 has, on both sides, a end 3, 3 'at which it cooperates with a bearing support 4 intended to keep said shaft in rotation winding 2.
  • Such a support bearing 4 comprises, on the one hand, a stator 7 made integral with a fixed part of said roller shutter 1 and, on the other part, a rotor 9, mounted in rotation relative to said stator 7, and made integral with said winding shaft 2.
  • such a support bearing 4 may include a tip. tubular 10, at least partially engaged inside said winding shaft 2, and at the level of which said said is defined rotor 9 engaged with said winding shaft 2 or even (and preferably) at least part of said stator 7.
  • This winding shaft 2 is completed by a device 5, in particular associated with at least one of said support bearings 4, and capable of ensuring the rotation of said shaft winding 2.
  • Such a drive device 5 can, for example, be of manual type and adopt a form known in the state of the art, in particular that of a pulley operated by a cord or the like.
  • Said drive device 5 can also be of the type motorized and include a motor 6 as visible, in particular, in Figures 1 to 3.
  • such a motor 6 can, according to a mode of non-limiting embodiment, be of tubular type and include, on the one hand, a stator 7 associated with a fixed part of the shutter rolling 1, in particular through a base 8 and, on the other hand, a rotor 9 adapted to rotate the winding shaft 2 and made integral with the latter 2, said rotor 9 being defined, in particular, by a tube engaged in said winding shaft 2.
  • the roller shutter 1 also comprises an apron 11, defined by a succession of blades 12, and connected to said shaft winding 2 on which is wound and from which unrolls said apron 11, this under the impulse of said device training 5.
  • This apron 11 has two ends 13, 14 one of which 13 is constituted by a final blade 15 which, at the end of the race deployment of said apron 11, usually comes into abutment, by example, against the shelf of a door, window or other equipped with the roller shutter 1 according to the invention.
  • the other end 14 of this deck 11 is constituted by a first blade 16 connected, directly or through connecting member 17, said winding shaft 2.
  • Such a liaison body 17 adopts, for example, the shape of a flexible strip 18 (FIGS. 2 and 3), a strap, a metal blade or the like.
  • Such an organ of link 17 comprises, on the one hand, a first end 19 connected to said winding shaft 2 on which is able to this connecting member 17 is wound up.
  • the latter 17 comprises, on the other hand, a second end 20 connected, for its part, said apron 11, in particular at the level of said first blade 16 equipping this one.
  • This roller shutter 1 is completed by means 21 suitable for blocking the rotation of said winding shaft 2 in the direction of the unfolding and at the end of the deployment course of the apron 11.
  • Such blocking means 21 are designed capable, on the one hand, of be kept in an inactive position and on the other hand and at on the contrary, to adopt an active position for blocking said shaft winding 2, this under the impulse of a control member 22.
  • Such a control member 22 can be formed, either by at least one of the blades 12 of the deck 11, either by a link 17 as described above and defined, for example, by a flexible band 18, a strap, a metal blade or the like.
  • Another feature of the present invention is what the blocking means 21 are defined, on the one hand, by a latch 23 associated with either the rotor 9 or the stator 7 from one to less of the support bearings 4 of said winding shaft 2.
  • blocking means 21 are defined, on the other hand, by means 24 forming a keeper that comprises, respectively, said stator 7 or said rotor 9 of this support bearing 4.
  • such means 24 forming a waste are designed capable of cooperating with said latch 23 to ensure locking in rotation of said winding shaft 2, this in active position of said locking means 21. Such a cooperation is ensured at the end of the deployment of the apron 11 and in the direction of unfolding thereof.
  • said blocking means 21 are designed to interrupt such cooperation, in particular, by winding phase of said deck 11 and from a position in which said deck 11 is at the end of its travel deployment.
  • An additional feature of the present invention consists in that said means 24 forming a keeper are defined by a crown 25, preferably coaxial with the shaft winding 2 and at which level is defined at least a stopper 26 capable of cooperating with said latch 23, this in the direction of development and at the end of the deployment race apron 11.
  • said crown 25 preferably includes a plurality of stops stop 26 arranged, in particular at regular intervals, in periphery of said crown 25.
  • Such an embodiment makes it possible to avoid long and tedious operations for adjusting the cooperation position between the means 24 forming a keeper and said latch 23.
  • said latch 23 is subjected to elastic return means 27 capable of repelling this latch 23 in an active position for blocking the winding shaft 2 by means 21. In this position, said latch 23 cooperates with said means 24 forming a keeper.
  • This latch 23 is, moreover, supplemented by control means 28 associated with said latch 23 and provided capable of cooperating with said control member 22. Such cooperation is intended returning said latch 23 to an inactive position of the means 21 of the winding shaft 2. In this position said latch 23 no longer cooperates with the means 24 forming a keeper so that said winding shaft 2 is, then, susceptible to be rotated through said device training 5.
  • FIG. 1 to 3 There is shown in Figures 1 to 3 a first embodiment of the present invention corresponding to a latch 23 defined by a lever 29 articulated around a substantially parallel axis 30 to the axis 31 of rotation of the winding shaft 2.
  • this lever 29 includes a first arm 32 provided, in particular at its end 33, attachment means 34.
  • attachment means 34 are designed able to cooperate with the means 24 forming a keeper, this in the locking position of said winding shaft 2 by the locking means 21 as shown in FIG. 3.
  • Such a lever 29 also includes a second arm 35, in particular located in the extension of the first arm 32, and defining said control means 28 intended to return said latch 23 in the inactive position.
  • said latch 23 can be made integral with at least one of the bearings support 4 of the winding shaft 2.
  • the latter 2 is, then, provided with said means 24 forming a keeper.
  • said latch 23 is secured to said winding shaft 2 (in particular via the rotor 9), in particular at one 3 ends 3, 3 ′ of the latter 2 as visible in FIGS. 2 and 3.
  • the means 24 forming keeper are defined by at least one stopper 26 that comprises a crown 25 defined at the level of at least one said support bearings 4 (in particular of the stator 7) of the shaft winding 2.
  • the support bearing 4 comprising the means 24 forming a keeper, is constituted by a fixed part of the drive device 5 of the shaft winding 2.
  • the roller shutter 1 can, advantageously but not limiting, present a drive device 5 of motorized type comprising a motor 6, in particular an electric motor.
  • the crown 25 of the means 24 forming a keeper is constituted by a fixed part of this motor 6, more particularly by the stator 7 and / or the base 8 of the latter 6.
  • FIG. 1 to 3 there is shown a mode of embodiment in which said latch 23 is defined by a lever 29 articulated around an axis 30 substantially parallel to the axis 31 of rotation of the winding shaft 2.
  • FIGs 4 to 13 there are shown modes of embodiment corresponding to blocking means 21 comprising a latch 23 designed capable of adopting a radial movement by report to said winding shaft 2.
  • This latch 23, in position active blocking of the shaft 2, cooperates with means 24 forming a keeper (which includes said blocking means 21) defined by at least one stopper 26 that comprises a ring 25, coaxial with said winding shaft 2, and diameter approximately equal to that of this winding shaft 2.
  • this crown 25 is defined at stator 7 of a support bearing 4 while said latch 23 is made integral with the rotor 9 of this bearing support 4.
  • this crown 25 is defined at the level of the rotor 9 of a support bearing 4 while that said latch 23 is made integral with the stator 7 of this bearing support 4.
  • Figures 4 to 9 show embodiments of the present invention for which said latch 23 is defined by an elastic blade 36 extending in a direction substantially parallel to the axis 31 of rotation of said shaft winding 2.
  • Such an elastic blade 36 has a free end 37 at level of which said blade 36 is intended to cooperate with said means 24 forming a keeper, this in an active position means 21 for blocking the winding shaft 2.
  • Such an elastic blade 36 also comprises means for control 28 which, as described above, are provided capable of cooperate with the control member 22 to bring back, in phase of winding the deck 11, said latch 23 in a position inactive locking means 21 of the winding shaft 2, this against the action of the return means 27.
  • control means 28 are constituted by a control finger 38 extending radially with respect to said winding shaft 2.
  • Such a control finger 38 is defined, in particular, by deformation of said blade 36 and is designed capable of cooperating, as the case may be, with the deck 11 (FIG. 4) or with a link 17 ( Figure 5).
  • FIG 5 there is illustrated a winding shaft 2 in end position of deployment of the deck 11, said winding shaft 2 being defined by a tube 39 on which rolls up and from which takes place said apron 11.
  • said elastic blade 36 is mounted inside said tube 39 of the winding shaft 2 and that the latter 2 has an orifice 40 through which is able to extend said control finger 38 to cooperate with a control member 22.
  • said apron 11 is connected to said winding shaft 2 via a connecting member 17 capable of constituting said control member 22 with which said control finger 38 cooperates.
  • FIG. 6 shows means 24 forming a keeper and adopting the shape of a crown 25 comprising, on its face internal, at least one radial projection 41 capable of defining a stopper 26.
  • This radial projection 41 adopts, for example, a triangular shape with asymmetrical sides or may appear in the form of a hanging hook or the like.
  • This crown 25 is, in fact, formed at a portion stator end 7 (oriented towards said rotor 9) a support bearing 4 while the rotor 9 of the latter 4 receives said elastic blade 36.
  • a reverse design is, however possible.
  • the crown 25 then being formed at level of an end portion of the rotor 9 (oriented in direction of said stator 7) of a support bearing 4 while the stator 7 of the latter 4 receives said elastic blade 36.
  • the elastic blade 36 presents, according to a particular but not limiting mode of realization, a round section.
  • Such an elastic blade 36 can still be of the plane type.
  • FIG. 7 to 9 there is shown an elastic blade 36 according to another embodiment and whose free end 37 is equipped with a shoe 42 comprising, on the one hand, a first portion 43 constituting control means 28 defined by a control button 44 able to cooperate with said apron 11 or, according to the preferred embodiment visible in FIG. 7, with said connecting member 17.
  • This shoe 42 comprises, on the other hand, a second portion 45 able to cooperate with said means 24 forming a keeper, this in the shaft locking position winding 2 and end of deployment of said deck 11.
  • Figure 8 a schematic view and partial of such cooperation.
  • the second portion 45 of this shoe 42 adopts the form of at least one tooth 46 able to cooperate with means 24 forming a keeper and defined by at least one recess 47 that comprises, on its internal face, a crown 25 formed at the level at least one of the support bearings 4.
  • the tooth 46 of the second portion 45 of the shoe 42 has asymmetrical sides 48.
  • Such an embodiment facilitates, from a hand, the support of this tooth 46 on the walls of the recess 47 in the active shaft locking position winding 2 and, on the other hand, the sliding of this tooth 46 out of this obviously 47, this in the direction of winding of the apron 11, in particular before the latch 23 reaches a inactive position under the impulse of said control member 22.
  • said elastic blade 36 of Figures 7 to 9 can, again, be mounted inside a tube 39 forming the winding shaft 2 and that the latter has an orifice at the through which is adapted to extend said control means 28 to cooperate with a control member 22.
  • the crown 25 is, in fact, formed at an end portion of the stator 7 (oriented towards said rotor 9) of a support bearing 4 while the rotor 9 of the latter 4 receives said blade elastic 36.
  • a reverse design is, however possible.
  • the crown 25 then being formed at the level an end portion of the rotor 9 (oriented in the direction said stator 7) of a support bearing 4 while the stator 7 of the latter 4 receives said elastic blade 36.
  • FIGS. 10 to 13 Another embodiment is shown in FIGS. 10 to 13.
  • said blocking means 21 defined by a latch 23 and by means 24 forming a keeper which can take the form of a crown 25 having the characteristics described above.
  • such a latch 23 is defined by a blade 49 made integral with said roller shutter 1 by means of joining 50.
  • This blade 49 extends in a direction substantially parallel to the axis 31 of the winding shaft 2 and has a longitudinal edge 51, on the one hand, oriented in direction of means 24 forming a keeper and, on the other hand, suitable for cooperate with the latter 24 in the direction of development and in deployment limit switch for said deck 11.
  • this blade 49 comprises, at this longitudinal edge 51, a chamfer 52 designed capable of facilitating the release of said blade 49 from the means 24 forming a keeper, this in the direction of winding of said deck 11, from the end-of-travel position of the latter 11.
  • said blade 49 comes cooperate with the means 24 forming a striker at its longitudinal edge 51 and on the side opposite the chamfer 52 ( Figures 12 and 13) .
  • the securing means 50 of the blade 49 are designed capable of ensure a reversible mounting of the latter 49, this in view to allow proper positioning of the chamfer 52 of this blade 49 relative to the means 24 forming a keeper.
  • joining means 50 allow, advantageously, to modify the position of said blade 49 by so as to adapt to the direction of unwinding D of the tree winding 2 as shown in Figures 12 and 13.
  • such means of joining 50 comprise a pivot 53 allowing a 180 ° pivoting of said blade 49, this along an axis 54 perpendicular to the axis 31 of said winding shaft 2.
  • Said pivot 53 then makes it possible to turn over this blade 49 to move from a position shown in FIG. 12 to a position shown in Figure 13, and vice versa.
  • Another characteristic of the invention consists in that the securing means 50 of said blade 49 are designed capable to authorize an axial displacement of this blade 49 relative to the roller shutter 1, this along the pivot axis 54 thereof 49.
  • the blade 49 defining said latch 23, is subjected to elastic return means 27 capable of repelling it in a active position for locking the winding shaft 2 in which this blade 49 is in cooperation with the means 24 forming a keeper.
  • such elastic return means 27 are associated with the means of joining 50 of the blade 49 to said roller shutter 1 and are able to repel this blade 49 towards said means 24 forming a keeper, this through a axial movement of this blade 49 along its axis 54 of pivoting.
  • return means 27 can, here again, be defined by a return spring or the like.
  • said latch 23 is completed by control means 28, associated with the blade 49, defined by a control finger 38, and provided capable of cooperating with said control member 22, the latter 22 adopting, by example, the shape of a blade 12 of the deck 11 or of a link 17 as mentioned above.
  • the blade 49, defining said latch 23, comprises means capable of controlling its pivoting.
  • pivot control means are defined by said control finger 38 associated with said blade 49 and capable to cooperate with said control member 22 to bring back and maintain said blade 49 in the inactive position against the action return means 27.
  • said control finger 38 comprises means for receiving (in particular a groove) of a tool, in particular a screwdriver or the like, intended to ensure the inversion of said blade 49.
  • control finger 38 must be made available for such intervention. Also and as shown in FIG. 11, this control finger 38 can be installed at a gap 57 defined between the bearing support 4 (in particular its stator 7) and the winding shaft 2.
  • Such a control finger 38 can also be made accessible. through an orifice that includes said winding shaft 2 inside which such a blade can be mounted 49 (solution not shown).
  • said blade 49 is made integral of said roller shutter 1 by means of solidarity 50.
  • said blade 49 is made integral with stator 7 of a bearing support 4 while the means 24 forming a keeper are defined by at least one stopper 26 which comprises a crown 25 (in particular at the level of its internal face) formed at the level of a end portion of the rotor 9 (oriented in the direction of said stator 7) of this support bearing 4.
  • said blade 49 is made integral with the rotor 9 of a support bearing 4 while the means 24 forming a keeper are defined by at least one stop stop 26 that comprises a crown 25 (in particular at its inner face) formed at an end portion of the stator 7 (oriented towards said rotor 9) of this bearing support 4.
  • this blade 49 can be made integral with a console 55 that comprises a wheel 56, on the one hand, engaged inside said winding shaft 2 defined by a tube 39 and, on the other hand, associated with the rotor 9 of a support bearing 4 or defining such rotor 9.
  • Figures 12 and 13 are shown, diagrams corresponding to embodiments using a support bearing 4 having for one (FIG. 12) a sense of unwinding D in a certain direction and for the other ( Figure 13) a direction of unwinding D in the opposite direction.
  • a reversible blade 49 allows, by simple pivoting of this blade 49, to adapt to the direction of unwinding D of such a support bearing 4.
  • such a support bearing 4 comprises a tubular end piece 10, at least in part engaged inside said winding shaft 2, and receiving at least part of said blocking means 21.
  • Au level of this tubular nozzle 10 is defined said rotor 9 in taken with said winding shaft 2, or even (and preferably) at least part of said stator 7.
  • said tubular end piece 10 is engaged inside said shaft winding 2 and has a rotor 9 which is rendered integral with said latch 23 while the crown 25 means 24 forming a keeper is defined at the end portion of said stator 7 at least partially engaged in said shaft winding 2.
  • said tree winding 2 can be provided with an orifice capable of being crossed by a control means 28 for its cooperation with a control member 22.
  • the support bearing 4 receiving said blocking means 21 is constituted by said drive device 5, in particular of motorized type 6, of said winding shaft 2.
  • Figures 12 and 13 show diagrams corresponding to embodiments using a motorized drive device 5 comprising for one (FIG. 12) a motor 6 of the type on the right with a sense of unwinding D in a certain direction and for the other (figure 13) a motor 6 of the type on the left with a unwinding direction D in an opposite direction.
  • Such blocking means 21 can, moreover and so advantageous, equip either a rolling shutter 1 equipped a drive device 5 of manual or motorized type.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Claims (21)

  1. Rolladen (1), umfassend eine Wickelwelle (2), um welche eine Decke (11) gewickelt und von der sie herab ausgerollt wird, die durch eine Aufeinanderfolge von Leisten (12) definiert ist und direkt oder über ein Verbindungsorgan (17) mit der genannten Wickelwelle (2) verbunden ist, wobei diese letztere (2), einerseits, an ihren Enden (3, 3') durch Stützlager (4), die einen Rotor (9) und einen Stator (7) umfassen, in Drehung aufrechterhalten bleibt, und, andererseits, über eine Antriebsvorrichtung (5) in Bewegung gesetzt wird, wobei der besagte Rolladen (1) durch Mittel (21) vervollständigt ist, die geeignet sind, das Blockieren der Drehung der besagten Wickelwelle (2) in Richtung der Abwickelbewegung und am Ende des Verlaufs der Entfaltung der Decke (11) zu sichern, wobei solche Sperrmittel (21) geeignet vorgesehen sind, einerseits, in einer nicht aktiven Stellung gehalten zu werden und, andererseits und im Gegenteil, eine aktive Position zum Sperren der besagten Wickelwelle unter der Wirkung eines Steuerorgans (22) anzunehmen, wobei die genannten Sperrmittel (21) durch einen Riegel (23) definiert sind, der geeignet vorgesehen ist, eine radiale Bewegung in Bezug auf die besagte Wickelwelle (2) auszuführen und der in aktiver Sperrposition mit einen Bügel bildenden Mitteln (24) zusammenwirkt, welche die genannten Sperrmittel (21) umfassen und durch wenigstens einen Sperranschlag (26) definiert sind, dadurch gekennzeichnet, daß der besagte Sperranschlag (26) in einer Krone (25) angeordnet ist, die zur besagten Wickelwelle (2) koaxial ist und einen etwa gleichen Diameter wie diese letztere (2) hat und im Bereich entweder des Stators (7) oder des Rotors (9) durch ein Stützlager (4) definiert ist, während der besagte Riegel (23) fest mit dem besagten Rotor (9) bzw. mit dem besagten Stator (7) dieses Stützlagers (4) verbunden ist.
  2. Rolladen (1) nach Anspruch 1, dadurch gekennzeichnet, daß der Riegel (23) elastischen Rückstellmitteln (27) unterworfen ist, die geeignet sind, ihn in eine aktive Position zum Sperren der Wickelwelle (2) zurückzustoßen, in welcher der genannte Riegel (23) mit den einen Bügel bildenden Mitteln (24) zusammenwirkt.
  3. Rolladen (1) nach Anspruch 2, dadurch gekennzeichnet, daß der Riegel (23) mit Steuermitteln (28) vervollständigt ist, die mit diesem letzteren (23) verbunden und geeignet vorgesehen sind, mit dem besagten Steuerorgan (22) zusammenzuwirken, um in der Phase des Aufwickelns der Decke (11) den besagten Riegel (23) in eine nicht aktive Sperrposition gegen die Wirkung der elastischen Rückstellmittel (27) zurückzustellen.
  4. Rolladen (1) nach Anspruch 3, dadurch gekennzeichnet, daß der Riegel (23) im Inneren der besagten Wickelwelle (2) montiert ist, wobei diese letztere (2) eine Öffnung (40) umfaßt, durch welche die genannten Steuermittel (28) sich erstrecken können, um mit dem besagten Steuerorgan (22) zusammenzuwirken.
  5. Rolladen (1) nach irgendeinem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Riegel (23) durch ein elastisches Plättchen (36) gebildet ist, die sich in eine Richtung erstreckt, die zur Achse (31) der Wickelwelle (2) im wesentlichen parallel ist und ein freies Ende (37) umfaßt, in dessen Bereich das besagte elastische Plättchen (36) mit den besagten einen Bügel bildenden Mitteln (24) zusammenwirkt.
  6. Rolladen (1) nach Ansprüchen 3 und 5, dadurch gekennzeichnet, daß die Steuermittel (28) aus einem Steuerfinger (38) bestehen, welcher durch Verformung des besagten elastischen Plättchens (36) gebildet ist, sich in Bezug auf die genannte Wickelwelle (2) radial erstreckt und geeignet ist, mit dem besagten Steuerorgan (22) zusammenzuwirken.
  7. Rolladen (1) nach irgendeinem der Ansprüche 5 oder 6, dadurch gekennzeichnet, daß das freie Ende (37) des besagten elastischen Plättchens (36) in Sperrposition mit wenigstens einem radialen Vorsprung (41), insbesondere einer dreieckigen Gestalt mit asymmetrischen Kanten, zusammenwirkt, der einen Sperranschlag (26) bildet und im Bereich der Krone (25) der einen Bügel bildenden Mittel (24) definiert ist.
  8. Rolladen (1) nach irgendeinem der Ansprüche 5 oder 6, dadurch gekennzeichnet, daß das freie Ende (37) des besagten elastischen Plättchens (36) mit einem Schuh (42) ausgerüstet ist, der, einerseits, einen ersten Teil (43), der Steuermittel (28) bildet, die durch einen Steuerknopf (44) definiert sind, fähig mit dem besagten Steuerorgan (22) zusammenzuwirken, und, andererseits, einen zweiten Teil (45) umfaßt, fähig mit den besagten einen Bügel bildenden Mitteln (24), in einer aktiven Position zum Sperren der Wickelwelle (2) zusammenzuwirken.
  9. Rolladen (1) nach Anspruch 8, dadurch gekennzeichnet, daß der zweite Teil (45) dieses Schuhes (42) die Form von wenigstens einem Zahn (46) annimmt, geeignet, wenigstens mit einer Ausnehmung (47) zusammenzuwirken, welche einen Sperranschlag (26) bildet, der im Bereich der Krone (25) ein Schließblech bildende Mittel (24) definiert.
  10. Rolladen (1) nach Anspruch 9, dadurch gekennzeichnet, daß der Zahn (46), der in dem Schuh (42) enthalten ist, asymmetrische Kanten (48) aufweist, um, einerseits, das Anlehnen dieses Zahns (46) an die Wände der Ausnehmung (47) in aktiver Sperrposition der Wickelwelle (2), und, andererseits, das Gleiten dieses Zahns (46) außerhalb dieser Ausnehmung (47), und zwar in Richtung des Aufwickelns der Decke (11), insbesondere bevor der Riegel (23) unter der Wirkung des besagten Steuerorgans (22) eine nicht aktive Position erreicht, zu erleichtern.
  11. Rolladen (1) nach irgendeinem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Riegel (23) durch ein Plättchen (49) definiert ist, das über Verbindungsmittel (50) fest mit dem genannten Rolladen (1) verbunden ist, wobei sich das besagte Plättchen (49) in eine Richtung erstreckt, die zur Achse (31) der Wickelwelle (2) im wesentlichen parallel ist und einen Längsrand (51) umfaßt, der, einerseits, mit einer Abschrägung (52) versehen ist und, andererseits, durch welchen dieses Plättchen (49) mit den genannten, ein Schließblech bildenden Mitteln (24) zusammenwirkt, und zwar in Richtung des Abwickeins und am Ende des Verlaufs der Entfaltung der besagten Decke (11).
  12. Rolladen (1) nach Anspruch 11, dadurch gekennzeichnet, daß die genannten Mittel (50) zur festen Verbindung des Plättchens (49) geeignet vorgesehen sind, eine umkehrbare Montage dieses letzteren (49) am besagten Rolladen (1) zu erlauben, um das passende Positionieren der Abschrägung (52) dieses Plättchens (49) im Bezug auf die ein Schließblech bildenden Mittel (24) zu gewährleisten.
  13. Rolladen (1) nach Anspruch 12, dadurch gekennzeichnet, daß die festen Verbindungsmittel (50) einen Zapfen (53) umfassen, der eine Schwenkung um 180° des besagten Plättchens (49) erlaubt, und zwar nach einer Achse (54), die zur Achse (31) der besagten Wickelwelle (2) senkrecht ist.
  14. Rolladen (1) nach Anspruch 13, dadurch gekennzeichnet, daß die festen Verbindungsmittel (50), einerseits, geeignet vorgesehen sind, eine axiale Verschiebung des besagten Plättchens (49) nach seiner Schwenkachse (54) zu gewährleisten, und, andererseits, elastischen Rückstellmitteln (27) zugeordnet sind, die fähig sind, das besagte Plättchen (49) achsial und nach ihrer Schwenkachse (54) in eine aktive Position zum Sperren der Wickelwelle (2) zurückzustoßen, in welcher das besagte Plättchen (49) mit den ein Schließblech bildenden Mitteln (24) zusammenwirkt.
  15. Rolladen (1) nach Anspruch 14, dadurch gekennzeichnet, daß das genannte Plättchen (49) Mittel zum Steuern seiner Schwenkung umfaßt, die durch Steuermittel (28) gebildet sind, dazu bestimmt, mit dem besagten Steuerorgan (22) zusammenzuwirken, um in der Phase des Aufwickeins der Decke (11) den besagten Riegel (23) in eine nicht aktive Position gegen die Wirkung der elastischen Rückstellmittel (27) zu bringen.
  16. Rolladen (1) nach irgendeinem der Ansprüche von 1 bis 10, dadurch gekennzeichnet, daß die Krone (25), einerseits, im Bereich eines Endteils des Stators (7) eines Stützlagers (4) definiert ist, welches in Richtung auf den Rotor (9) dieses Stützlagers (4) orientiert ist, und, andererseits, eine äußere Fläche aufweist, in deren Bereich wenigstens ein Sperranschlag (26) definiert ist, während der besagte Riegel (23) fest mit dem besagten Rotor (9) verbunden ist.
  17. Rolladen (1) nach irgendeinem der Ansprüche von 1 bis 15, dadurch gekennzeichnet, daß die Krone (25) im Bereich eines Endteils des Stators (7), beziehungsweise des Rotors (9) eines Stützlagers (4) definiert ist, wobei der besagte Endteil in Richtung auf den besagten Rotor (9), beziehungsweise auf den besagten Stator (7) dieses Stützlagers (4) orientiert ist, wobei diese Krone eine innere Fläche aufweist, in deren Bereich wenigstens ein Sperranschlag (26) definiert ist, während der besagte Riegel (23) fest mit dem besagtem Rotor (9), beziehungsweise mit dem besagten Stator (7) verbunden ist.
  18. Rolladen (1) nach irgendeinem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß das Stützlager (4) ein röhrenförmiges Endstück (10) umfaßt, welches wenigstens zum Teil ins Innere der besagten Wickelwelle (2) eingeführt ist und in dessen Bereich der besagte Rotor (9) definiert ist, der mit der besagten Wickelwelle (2) eingreift, ja sogar wenigstens ein Teil des besagten Stators (7), wobei dieses röhrenförmige Endstück (10) wenigstens einen Teil der besagten Sperrmittel (21) aufnimmt.
  19. Rolladen nach Ansprüchen 17 und 18, dadurch gekennzeichnet, daß das besagte röhrenförmige Endstück ins Innere der besagten Wickelwelle (2) eingeführt ist und einen Rotor (9) umfaßt, mit dem der besagte Riegel (23) fest verbunden ist, während die Krone (25) der ein Schließblech bildenden Mittel (24) im Bereich des Endteils des besagten Stators (7) definiert ist.
  20. Rolladen (1) nach irgendeinem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß das besagte Steuerorgan (22) entweder durch wenigstens eine der Leisten (12) der Decke (11) oder durch ein Verbindungsorgan (17) definiert wird, welches die Form von einem biegsamen Band (18), einem Riemen, eines metallischen Plättchens oder dergleichen annimmt, umfassend, einerseits, ein erstes Ende (19), welches mit der besagten Wickelwelle (2) verbunden ist, um die das besagte Verbindungsorgan (17) fähig ist, sich zu wickeln, und, andererseits, ein zweites Ende (20), welches mit der besagten Decke (11) verbunden ist, nämlich im Bereich einer ersten Leiste (16), mit der diese letztere (11) versehen ist.
  21. Rolladen (1) nach irgendeinem der vorangehenden Ansprüche, dadurch gekennzeichnet, daß das Stützlager (4), welches die besagten Sperrmittel (21) aufnimmt, durch die besagte Antriebsvorrichtung (5), nämlich der motorisierten Art, der besagten Wickelwelle (2) gebildet ist.
EP20010440210 2000-07-11 2001-07-05 Rolladen mit Mittel zum Blockieren einer Rolladenwickelwelle Expired - Lifetime EP1172517B1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR0009018A FR2811704B1 (fr) 2000-07-11 2000-07-11 Volet roulant comportant des moyens de blocages de l'arbre d'enroulement de son tablier
FR0009018 2000-07-11
FR0016079A FR2811705B3 (fr) 2000-07-11 2000-12-11 Volet roulant comportant des moyens de blocage de l'arbre d'enroulement de son tablier
FR0016079 2000-12-11

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EP1172517A1 EP1172517A1 (de) 2002-01-16
EP1172517B1 true EP1172517B1 (de) 2003-05-02

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FR2961248B1 (fr) * 2010-06-15 2012-07-20 Franciaflex Store motorise mono-commande
CN110614904A (zh) * 2019-09-25 2019-12-27 董克思 一种锁止结构及遮阳帘收卷器

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CH353276A (fr) * 1958-03-14 1961-03-31 Perrier Sa Dispositif destiné à limiter le déroulement d'un volet roulant

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ES2194824T3 (es) 2003-12-01
EP1172517A1 (de) 2002-01-16
FR2811705B3 (fr) 2002-08-09
FR2811705A1 (fr) 2002-01-18
DE60100228T2 (de) 2004-04-08
DE60100228D1 (de) 2003-06-05

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