EP1488069B1 - Mechanismus zum spannen einer ausgleichsfeder für eine schliess- oder sonnenschutzvorrichtung - Google Patents

Mechanismus zum spannen einer ausgleichsfeder für eine schliess- oder sonnenschutzvorrichtung Download PDF

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Publication number
EP1488069B1
EP1488069B1 EP03740534A EP03740534A EP1488069B1 EP 1488069 B1 EP1488069 B1 EP 1488069B1 EP 03740534 A EP03740534 A EP 03740534A EP 03740534 A EP03740534 A EP 03740534A EP 1488069 B1 EP1488069 B1 EP 1488069B1
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EP
European Patent Office
Prior art keywords
spring
ring
mechanism according
screen
shaft
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
EP03740534A
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English (en)
French (fr)
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EP1488069A2 (de
Inventor
Benjamin Bousson
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Simu SAS
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Simu SAS
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Publication date
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Publication of EP1488069A2 publication Critical patent/EP1488069A2/de
Application granted granted Critical
Publication of EP1488069B1 publication Critical patent/EP1488069B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • E06B9/60—Spring drums operated only by closure members

Definitions

  • the invention relates to a mechanism for operating a closure or sun protection system.
  • the invention also relates to a closure or sun protection system incorporating such a mechanism.
  • Closure installation means doors, gates, shutters, grilles and equivalent materials.
  • a screen which may be a flexible apron or a rigid or semi-rigid panel, is moved opposite an opening in order to selectively close it.
  • the weight of this screen exerts on the drive means a variable torque, in particular depending on the position of this screen. It is known to use springs duit "compensation" to compensate at least partially this couple.
  • the invention intends to remedy more particularly by providing an operating mechanism in which the tension of a compensation spring can be adjusted easily and safely, by means of a simple and reliable device. .
  • the invention relates to a mechanism for operating a closure or sun protection system, this mechanism being mounted in or on a fixed structure and comprising a shutter screen of an opening in this structure, then it also comprises at least one weight compensation spring of this screen, this spring being kinematically connected, at one of its ends, with the aforementioned fixed structure and, at its other end, with the aforementioned screen.
  • This mechanism is characterized in that it comprises a unidirectional coupling device including a brake spring disposed between the compensation spring and the fixed structure or between the compensation spring and the screen, while means integral with the spring of compensation are arranged to exert on the brake spring a centripetal or centrifugal force blocking thereof with respect to the fixed structure or the screen.
  • the invention finally relates to a sun protection closure system which comprises a mechanism as previously described.
  • a sun protection closure system which comprises a mechanism as previously described.
  • the installation represented Figures 1 to 4 comprises an apron T intended to be selectively wound around a substantially horizontal geometric axis XX 'fixed relative to the masonry M of a building in which is formed an opening O to be closed with the deck T.
  • the deck T is connected by several straps, only one of which is visible at figure 1 with reference 1, to winding disks, only one of which is visible at figure 1 with the reference 2.
  • Two compensation springs 3 and 3 ' are mounted to exert on the disk 2 a force opposite the torque resulting from the weight of the deck T with respect to the axis X-X'.
  • the disks 2 and the like are rotatably mounted around a circular section shaft 4 which is fixed, by means of brackets 41, with respect to the masonry M.
  • Drive means for driving the apron T in rotation around the axis X-X ' may be provided, these drive means being able to be mechanical or electrical.
  • the deck T is controlled by a direct action of the user on the lower batten thereof.
  • the springs 3 and 3 ' are each immobilized on the frustoconical surface 51 or 51' of two rings 5 and 5 'made integral by keys 52, the ring 5' being in engagement with the disk 2.
  • a first end 31 or 31 'of a spring 3 or 3' is wound on a surface 51 or 51 ', a hook being optionally formed to firmly anchor these ends relative to the rings 5 and 5'.
  • the springs 3 and 3 ' are immobilized on rings 6 and 6' which each comprise a frustoconical surface 62 or 62 'for receiving the ends 32 and 32'.
  • the ring 6 is provided with a central opening 61 of circular shape and whose diameter allows it to rotate about the shaft 4.
  • the surface 62 is stepped to facilitate the introduction of the end 32 of the spring 3.
  • the ring 6 also comprises a sleeve 63 in which is formed a notch 64 which is noted 641 and 642 the side edges and 643 the bottom edge.
  • a spring 7 is arranged around the shaft 4 and inside the sleeve 63. It is noted 71 and 72 the ends of the spring 7 which is a brake spring in that it is able to brake the ring 6 by relative to the shaft 4, that is to say, in practice, to immobilize in rotation the ring 6 about the axis XX 'through a centripetal force E.
  • a second ring 8 is also mounted around the shaft 4, with the possibility of rotation, this ring being provided with a projection 81 which extends, with respect to a side 82 of the ring 8, in a direction generally parallel to the axis X-X '.
  • the projection 81 has a width allowing it to be inserted between the ends 71 and 72 of the brake spring 7, while the notch 64 has a width allowing it to receive the ends 71 and 72 between the edges 641 and 642.
  • the ring 8 is also provided with a plurality of peripheral grooves 83 which make it possible to easily exert on the ring 8 a torque with respect to the axis X-X '.
  • the brake spring 7 makes it possible to immobilize the ring 6 on the shaft 4, despite the pairs C 1 or C 2 transmitted by the spring 3.
  • An adjustment in the opposite direction can be obtained by exerting a torque C 4 , directed in the opposite direction of the cut C 3 .
  • the force C 4 induces a displacement of the opposite edge 812 of the projection 81 to the contact of the end 72, then a displacement of this end towards the edge 641, which has the effect of expanding the spring 7 and thus allow driving of the ring 6 in the direction of the torque C 4 .
  • a key 9 can be used to exert the torque C 3 through a force F 3 exerted on its handle 91.
  • the key 9 is provided with a nose 92 adapted to penetrate into one of the grooves 83.
  • the key 9 is returned and a force in the opposite direction of the force F 3 is exerted on the handle 91.
  • FIGS. Figures 1 to 4 can be modified so that the ring 5 and 5 'are fixed on a console mounted on the fixed structure of the building, the axis 4 then being rotating and carrying at its ends pulleys on which a connected lifting cable is wound to the apron T.
  • the operation is similar to that mentioned above.
  • a fixed shaft 104 is immobilized relative to the masonry M of a building through consoles 141 and 141 '.
  • XX ' is the longitudinal axis of the shaft 104.
  • Two discs 102 and 102' are rotatable about the shaft 104 and the axis XX 'and allow the controlled winding of an apron T for close an opening O.
  • Two compensating springs 103 and 103 'each have a first end 131 or 131' integral with a disk 102 or 102 'and a second end 132 or 132' integral with a ring 106 or 106 'mounted, with the possibility of rotation, on the shaft 104.
  • the ring 106 forms a sleeve 163 inside which is disposed a brake spring 107 whose ends 171 and 172 are provided to interact with a projection 181 monoblock with a ring 108 mounted, with possibility of rotation, around the shaft 104.
  • the centripetal force E exerted by the spring 107 on the shaft 104 can, as previously, be controlled by the ring 108.
  • An equivalent structure is provided at the ring 106 'which is associated with a brake spring 107' and a control ring 108 '.
  • the elements similar to those of the first embodiment carry identical references increased by 200.
  • the deck T of an installation can be selectively wound around a horizontal axis XX 'which is a central axis d a fixed and circular shaft 204, this shaft being supported by a bracket 241 fixed to the masonry M of a building.
  • a spacer disk 202 supports a hollow tube 245 around the shaft 204.
  • An equivalent disk is provided on the opposite side of the installation, which keeps the tube 245 in a position centered on the X-X 'axis. , with possibility of rotation, for the selective winding of the deck T.
  • a compensation spring 203 is more or less banded between a frustoconical surface 221 of the disk 202 and a frustoconical surface 261 of a ring 206 similar to the rings 6 and 106 of the first and second embodiments.
  • a brake spring 207 and a control ring 208 are associated with the ring 206, which makes it possible to control the centripetal force E exerted by the spring 207 on the shaft 204.
  • the ring 208 is provided with notches 283 in which can be introduced an actuator, such as the end 292 of screwdriver 209. to do this, the tube 245 is provided with a hole 245 a in which can be inserted the tip 292.
  • an electric gear motor 343 is housed in a circular section box 304 which is fixed relative to the masonry M d a building through a console 341.
  • the output shaft 344 of the geared motor 343 is inserted in a central opening 322 of a disk 323 driving in rotation of a hollow tube 345 forming a winding shaft of the deck T of the installation about a geometric axis XX 'which is the central axis of the housing 304.
  • a circular spacer 302 is rotationally integral with the tube 345 and rotatably mounted around the housing 304.
  • a compensation spring 303 is disposed around the housing 303, inside the tube 345. This spring 303 is fixed by one of its ends 331 to the spacer 302 and at its other end 332 to a ring 306 similar to the rings 6, 106 and 206 of the previous embodiments.
  • a brake spring 307 is disposed around the housing 304 inside a sleeve 363 formed by the ring 306. The curved ends 371 and 372 of the spring 307 are capable of interacting with a projection 381 of a control ring 308 mounted, with possibility of rotation, around the housing 304. It can thus affect the intensity of the centripetal force E exerted by the spring 307 on the housing 304.
  • the tube 345 is provided with several openings 345 providing access to the grooves 383 formed on the outer radial surface of the ring 308, in order to control the angular position of the ring 308 about the axis XX 'and after the radial expansion of the spring 307, cause the ring 306 to rotate about the axis XX 'to arm the spring 303 more or less.
  • the deck T of an installation can be selectively wound around a horizontal axis XX 'which is a central geometric axis of a hollow tube 445.
  • the hollow tube is integral in rotation with a ring 405 pivotally mounted about the axis XX 'on a support 442 fixed on a bracket 441 immobilized relative to the masonry M of the building.
  • a shaft 408 extends generally along axis XX 'passing through the element 441 and 442 and is equipped, at a first end 408 has a square drive adapted to cooperate with a key, a crank or any other means for controlling the rotation of the shaft 408.
  • the shaft 408 is surrounded by a ring 406 rotatable with a limited angular movement, around the end 408 b.
  • a circlip 492 makes it possible to axially immobilize the ring 406 on the shaft 408.
  • the shaft 408 is provided with a radial projection 481, whereas the ring 406 forms a sleeve 463 which partially surrounds the shaft 408, at the Except for the projection 481.
  • the elements 463 and 481 are disposed inside a cup 443 extending a hollow shaft 404 integral with the support 442.
  • a brake spring 407 is disposed between the elements 463 and 481, on the one hand, and the cup 443, on the other hand.
  • the ends of the spring 407 are respectively noted 471 and 472.
  • a compensating spring 403 is disposed between the rings 405 and 406 being integral in rotation with each of them.
  • the ring 406 exerts on one of the end 471 or 472 a force which results in a centrifugal expansion of the spring 407, this expansion inducing a centrifugal force E for locking the spring 407 relative to to the cup 443, that is to say through it and through the shaft 404 relative to the support 442 and the masonry M of the building.
  • the apron T of a closure installation can be selectively wound around a horizontal axis XX 'on which is centered a hollow tube 545 for winding an apron T.
  • a console 541 is fixed relative to the masonry M of a building, this bracket supporting a housing 504 containing the same elements as the housing 304 of the fourth embodiment.
  • An output shaft 544 of the casing 504 is integral with a disk 523 for rotating the tube 545.
  • a ring 505 is rotatably fixed around the end of the casing 504 farthest from the bracket 541, whereas a second ring 506 is mounted around the end of this housing closest to the console with the possibility of rotation.
  • a compensation spring 503 is banded between the rings 505 and 506, while a third ring 508 is rotatably mounted around the housing 504 near the ring 506.
  • the ring 508 is provided with a projection 581 adapted to be engaged in a notch 564 formed by the ring 506.
  • a ring 504 'integral with the tube 545 is also mounted, with possibility of rotation and near the ring 506, around the housing 504, this ring 504' forming a sleeve 547 which at least partially surrounds the rings 508 and 506, and a spring of brake 507 whose ends 571 and 572 are engaged in the notch 564, on either side of the end 581.
  • the ring 508 accessible through one or more openings 545 a formed in the ring 504 ', being provided with peripheral reliefs 583 such as grooves for controlling the intensity of the centrifugal clamping force E exerted by the spring 507 on the ring 504' integral with the tube 545.
  • this embodiment differs from the previous ones insofar as the unidirectional coupling, which comprises a brake spring, is integrated between the compensation spring 503 and the apron T and not between this spring and the masonry M, as in the previous cases.
  • the unidirectional coupling which comprises a brake spring
  • the seventh embodiment of the invention shown in Figures 13 and 14 relates to an application of the invention in the case where a spring box 633 is used to contain a compensation spring 603 of the weight of an apron T intended to be wound around a horizontal axis XX 'also forming axis of symmetry d a tube 604 supported by a console 641 immobilized relative to the masonry M of a building.
  • One end 631 of spring 603 is fixed to the housing 633 a of the box 633 which rotates about the axis XX 'during winding or unwinding of the apron T.
  • the second end 632 of spring 603 is secured to a ring 606 pivotally mounted about the shaft 604 and extended by a sleeve 663 also surrounding the shaft 604 and within which is disposed a brake spring 607 whose curved ends 671 and 672 extend in a notch 664 formed in the sleeve 663.
  • a ring 608 provided with a projection 681 engaged in the notch 664 makes it possible, as before, to control the intensity of a centripetal force E directed towards the axis XX 'and exerted by the brake spring 607.

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
  • Details Of Television Scanning (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Cable Accessories (AREA)
  • Flanged Joints, Insulating Joints, And Other Joints (AREA)
  • Joints Allowing Movement (AREA)
  • Window Of Vehicle (AREA)

Claims (15)

  1. Betätigungsmechanismus für eine Schließ- oder Sonnenschutzvorrichtung, wobei der Mechanismus in oder an einem feststehenden Aufbau befestigt ist und einen Schirm zum Verschließen einer Öffnung, die in dem Aufbau angeordnet ist, und mindestens eine Gewichtsausgleichfeder für den Schirm umfasst, wobei die Feder im üblichen Betrieb der Anlage mit einem ihrer Enden kinematisch mit dem Aufbau und mit ihrem anderen Ende mit dem Schirm verbunden ist, dadurch gekennzeichnet, dass er eine in einer Richtung wirkende Kupplungsvorrichtung einschließlich einer Bremsfeder (7; 107; 207; 307; 407; 507; 607) umfasst, die zwischen der Ausgleichsfeder (83; 103; 203; 303; 403; 503; 603) und dem festen Aufbau (M) oder zwischen der Ausgleichsfeder und dem Schirm (T) angeordnet ist, wobei mit der Ausgleichfeder verbundene Mittel (6; 106; 207; 306; 406; 506; 606) eingerichtet sind, um auf die Bremsfeder eine zentripetale oder zentrifugale Kraft zur Blockierung (E) der Bremsfeder in Bezug auf den festen Aufbau oder den Schirm auszuüben.
  2. Mechanismus nach Anspruch 1, dadurch gekennzeichnet, dass die ersten Mittel eine Hülse (6; 106; 206; 306; 406; 506; 606) umfassen, die mit der Möglichkeit der Drehung um ein Element oder partiell im Inneren des Elementes (4; 104; 204; 304; 404; 504; 604) mit kreisförmigem Querschnitt angeordnet ist.
  3. Mechanismus nach Anspruch 2, dadurch gekennzeichnet, dass die Hülse (6; 106; 206; 306; 406; 506; 606) mit einem Raum (64) zur Aufnahme von zwei abgebogenen Enden (71, 72; 171, 172; 371, 372; 471; 472; 571; 572; 671; 672) der Bremsfeder (7; 107; 207; 307; 407; 507; 607) versehen ist.
  4. Mechanismus nach Anspruch 3, dadurch gekennzeichnet, dass der Aufnahmeraum (64) mit zwei Flächen (641, 642) versehen ist, die geeignet sind, auf die zwei Enden (71,72) eine Kraft (F1) zur relativen Annäherung auszuüben.
  5. Mechanismus nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass er Mittel (8; 108; 208; 308; 408; 508; 608) zur Einstellung der Stärke der Blockierkraft (E) umfasst.
  6. Mechanismus nach Anspruch 5, dadurch gekennzeichnet, dass die Einstellmittel einen Ring (8 108; 208; 308; 508; 608) umfassen, der mit der Möglichkeit der Drehung um ein Element (4; 104; 204; 304; 504; 604) mit kreisförmigem Querschnitt befestigt ist und mit einem Vorsprung (81; 181; 381; 581; 681) versehen ist, der ausgebildet ist, um zwischen die abgebogenen Enden (71, 72; 171, 172; 371, 372; 571; 572; 671; 672) der Bremsfeder (7; 107; 207; 307; 507; 607) geschoben zu werden.
  7. Mechanismus nach Anspruch 6, dadurch gekennzeichnet, dass der Ring (8 108; 208; 308; 508; 608) mit Einschnitten oder Kerben (83; 283; 383; 583) zum Zusammenwirken mit einem Werkzeug (9; 209) zur Steuerung der Winkelposition des Ringes um das Element (4; 104; 204; 304; 504; 604) herum versehen ist.
  8. Mechanismus nach Anspruch 5, dadurch gekennzeichnet, dass die Mittel zur Einstellung eine Welle (408) umfassen, die mit einem radialen Vorsprung (481) versehen ist, der ausgebildet ist, zwischen die gebogenen Enden (471, 472) der Bremsfeder (407) eingesetzt zu werden.
  9. Mechanismus nach einem der Ansprüche 2 oder 6, dadurch gekennzeichnet, dass das Element mit kreisförmigem Querschnitt eine fest stehende Mittelachse (4; 104; 204; 604) ist, die sich über im Wesentlichen die gesamte Breite der mit dem Schirm (T) zu verschließenden Öffnung (O) erstreckt.
  10. Mechanismus nach einem der Ansprüche 2 oder 6, dadurch gekennzeichnet, dass das kreisförmige Element ein Gehäuse (304; 504) einer Vorrichtung (343) zum Drehantrieb eines Aufwickelorgans (345; 545) des Verschließschirmes (T) oder eines zugeordneten Elementes (1) zur Übertragung der Kraft ist.
  11. Mechanismus nach einem der Ansprüche 2, 6, 9 oder 10, dadurch gekennzeichnet, dass die Blockierkraft (E) zentripetal ist und auf das Element (4; 104; 204; 304; 504; 604) mit kreisförmigem Querschnitt ausgeübt wird.
  12. Mechanismus nach Anspruch 2, dadurch gekennzeichnet, dass das Element mit kreisförmigem Querschnitt (404) die Bremsfeder (407) und einen Teil der Hülse (406) umgibt, wobei die Blockierkraft (E) zentrifugal ist und auf das Element mit kreisförmigem Querschnitt ausgeübt wird.
  13. Mechanismus nach Anspruch 2 und 5, dadurch gekennzeichnet, dass die Bremsfeder (207; 307; 407; 507), die Hülse (206; 306; 406; 506), das Element mit kreisförmigem Querschnitt (204; 304; 404; 504) und die Mittel zur Steuerung (208; 308; 408; 508) zumindest teilweise im Inneren einer Aufwickelwelle (245; 345; 445; 545) des Verschließschirms (T) oder eines zugeordneten Elementes zur Kraftübertragung (1) aufgenommen sind.
  14. Mechanismus nach Anspruch 13, dadurch gekennzeichnet, dass die Welle (245; 345; 445; 545) mit mindestens einer Öffnung (245a; 345a; 545a) für den Zugang zu den Steuermitteln, insbesondere mit einem geeigneten Werkzeug versehen ist.
  15. Verschließ- oder Sonnenschutzanlage, dadurch gekennzeichnet, dass sie einen Mechanismus (1-92; 102-181; 202-293; 302-383; 403-492; 503-583; 603-681) nach einem der vorhergehenden Ansprüche umfasst.
EP03740534A 2002-03-28 2003-03-27 Mechanismus zum spannen einer ausgleichsfeder für eine schliess- oder sonnenschutzvorrichtung Expired - Lifetime EP1488069B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0203944 2002-03-28
FR0203944A FR2837864B1 (fr) 2002-03-28 2002-03-28 Mecanisme de tension d'un ressort de compensation pour installation de fermeture ou de protection solaire
PCT/FR2003/000973 WO2003083243A2 (fr) 2002-03-28 2003-03-27 Mecanisme de tension d'un ressort de compensation pour installation de fermeture ou de protection solaire

Publications (2)

Publication Number Publication Date
EP1488069A2 EP1488069A2 (de) 2004-12-22
EP1488069B1 true EP1488069B1 (de) 2008-08-13

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EP03740534A Expired - Lifetime EP1488069B1 (de) 2002-03-28 2003-03-27 Mechanismus zum spannen einer ausgleichsfeder für eine schliess- oder sonnenschutzvorrichtung

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Country Link
US (1) US7325584B2 (de)
EP (1) EP1488069B1 (de)
JP (1) JP4558330B2 (de)
CN (1) CN100414069C (de)
AT (1) ATE404772T1 (de)
AU (1) AU2003258835B2 (de)
DE (1) DE60322854D1 (de)
ES (1) ES2311714T3 (de)
FR (1) FR2837864B1 (de)
WO (1) WO2003083243A2 (de)

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Also Published As

Publication number Publication date
FR2837864B1 (fr) 2004-06-11
EP1488069A2 (de) 2004-12-22
WO2003083243A9 (fr) 2004-01-15
DE60322854D1 (de) 2008-09-25
AU2003258835A1 (en) 2003-10-13
WO2003083243A3 (fr) 2003-12-04
ATE404772T1 (de) 2008-08-15
JP2005521815A (ja) 2005-07-21
US20050150615A1 (en) 2005-07-14
CN1643230A (zh) 2005-07-20
JP4558330B2 (ja) 2010-10-06
AU2003258835B2 (en) 2008-10-02
WO2003083243A2 (fr) 2003-10-09
FR2837864A1 (fr) 2003-10-03
CN100414069C (zh) 2008-08-27
US7325584B2 (en) 2008-02-05
ES2311714T3 (es) 2009-02-16

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