WO2008133502A1 - Dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants - Google Patents

Dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants Download PDF

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Publication number
WO2008133502A1
WO2008133502A1 PCT/NL2008/050204 NL2008050204W WO2008133502A1 WO 2008133502 A1 WO2008133502 A1 WO 2008133502A1 NL 2008050204 W NL2008050204 W NL 2008050204W WO 2008133502 A1 WO2008133502 A1 WO 2008133502A1
Authority
WO
WIPO (PCT)
Prior art keywords
operating
freedom
anchor
shaft
operating member
Prior art date
Application number
PCT/NL2008/050204
Other languages
English (en)
Inventor
Christiaan Johannes Gerardus Roetgering
Bastiaan Franciscus Klein Tuente
Ruben Hubert Jan De Vries
Original Assignee
Coulisse B.V.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Coulisse B.V. filed Critical Coulisse B.V.
Priority to EP08741625A priority Critical patent/EP2142743A1/fr
Publication of WO2008133502A1 publication Critical patent/WO2008133502A1/fr

Links

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
    • E06B9/26—Lamellar or like blinds, e.g. venetian blinds
    • E06B9/36—Lamellar or like blinds, e.g. venetian blinds with vertical lamellae ; Supporting rails therefor

Definitions

  • the invention relates to a device for operating a screen, such as a window covering, having at least two mutually independent degrees of freedom of movement, which device comprises a central drive which is provided with switching means for switching between the degrees of freedom and operating means for operating the central drive.
  • the known device is intended for operating a slat blind with vertical slats.
  • the slat blind comprises a rail along which are displaceable runners which carry the respective slats by means of carriages, and operating means in the form of a bead chain which, for instance in the manner of an endless loop, is trained around a drive wheel.
  • the known device has two degrees of freedom of movement, i.e. a degree of freedom of translation between the grouped first position and the distributed second position of the runners, and a degree of freedom of rotation for rotating around their vertical rotation axis the carriages connected rotatably to the runners.
  • the known device is characterized in that the switching means have a stable position for each degree of freedom. In the known device a user can switch between the translation and rotation position of the central drive in one movement using the control cord and then bring about the translation or rotation with the same control cord.
  • the invention has for its object to provide a motorized embodiment of the known device.
  • the device according to the invention has for this purpose the feature that the operating means take a motorized form and comprise an operating member, which operating member is provided with an automatically operated anchor which is adapted to operate the switching means.
  • the operating means take a motorized form and comprise an operating member, which operating member is provided with an automatically operated anchor which is adapted to operate the switching means.
  • one motor is sufficient to actuate the central drive in order to realize the switching between the degrees of freedom as well as the chosen translation or rotation.
  • the anchor of the operating member comprises a hollow space for passage of a drive shaft of the motorized operating means.
  • the inventive operating member with a hollow anchor is suitable for mounting over the drive shaft of the motor.
  • the device according to the invention can hereby be given an extremely compact form.
  • the anchor is slidable over the drive shaft of the motorized operating means between a rest position, in which the anchor forces the switching means to take up a first position for operating the screen in a first degree of freedom, and an operating position in which the anchor forces the switching means to take up a second position for operating the screen in a second degree of freedom.
  • the operating means comprise a bracket connecting the anchor to the switching means. Owing to the bracket the switching means can be directly controlled in reliable mechanical manner by moving the anchor.
  • the operating member comprises a solenoid.
  • a solenoid is a small, reliable and inexpensive operating member with its own electrically operated anchor, and is therefore highly suitable for the intended application.
  • the invention also relates to a window covering provided with a device according to the invention.
  • the window covering according to the invention comprises an elongate housing to which a second housing is releasably coupled, in which second housing the device according to the invention is accommodated.
  • the releasable motorized operation is easy to (dis)assemble, for instance after mounting of the device according to the invention close to a window or for replacement purposes.
  • the invention also relates to a solenoid adapted for use as operating member in a device according to the invention, which solenoid comprises a hollow space adapted for passage of a shaft, for instance a drive shaft of the motorized operating means.
  • Figure 1 shows a schematic view of a preferred embodiment of a device according to the invention in assembled, closed situation
  • Figure 2 shows the device of figure 1 wherein the elongate housing is drawn at a distance such that the internal mechanism of the device is visible;
  • Figure 3A shows a part of the internal mechanism of the device of Figure 2 in more detail in the rotation position
  • Figure 3B shows a part of the internal mechanism of the device of figure 2 in more detail in the translation position
  • Figure 4 shows an exploded view of a part of the internal mechanism of figure 2;
  • Figure 5A shows a cross-section of the operating member as part of the motorized operating means of the device of figures 1 and 2 in the rest position; and Figure 5B shows a cross-section of the operating member as part of the motorized operating means of the device of figures 1 and 2 in the operating position.
  • Figures 1 and 2 show a preferred embodiment of a device 1 according to the invention.
  • Device 1 is intended for operating a sunblind (not shown) comprising vertical slats.
  • Device 1 comprises a rail 2 along which runners 3 are displaceable, which runners 3 can carry the respective slats by means of carriages 4 rotatable around their respective vertical axes.
  • Device 1 comprises rotation means for rotating around their vertical rotation axis A, in any random longitudinal position of runners 3, the carriages 4 which are connected rotatably to runners 3 and which carry the slats (not drawn). Said rotation is effected from the central drive to be described below, which can be coupled to a complementary non-round shaft 9 which extends parallel to rail 2, has a prismatic form, i.e. everywhere has the same cross-section, and also serves to support runners 3 together with rail 2.
  • a rotation of carriages 4 takes place by means of a right-angled transmission 10 which is not shown in detail.
  • Runners 3 are slidable along shaft 9.
  • Carriages 4 can be rotated together as soon as changeover to the degree of freedom of rotation has taken place.
  • the rotation of the carriers is a first degree of freedom of movement.
  • Device 1 also comprises translation means for displacing runners 3 along rail 2, optionally in the one or the other direction B, between two extreme positions, i.e. a grouped first position in which the runners are all grouped at one end of rail 2, and a distributed second position as shown in figures 1 and 2 in which runners 3 are distributed evenly over the effective length of rail 2.
  • the translation means comprise an endless translation chain which is movable along rail 2 and the two straight, mutually parallel parts of which are designated with reference numerals 5 and 6. (See also figures 3A, 3B and 4).
  • the translation chain 5, 6 is trained around two rollers which are disposed fixedly relative to the rail and one of which, designated with reference numeral 7, is drawn in figure 4. Below will be described the manner in which this roller 7 forms part of central drive 11 and thus serves to displace the translation chain 5. 6 in longitudinal direction.
  • On the other side of housing 8 is situated a free-turning reversing roller. This is not drawn in the figures.
  • the translation chain 5, 6 is connected to the runner which is furthest to the left in figures 1 and 2 and which for the sake of clarity is designated in figure 2 with reference numeral 3'.
  • the other runner furthest to the right is designated 3" in figure 2.
  • This runner 3" can be connected substantially non-movably to rail 2.
  • runner 3' is translated to the left, the following adjacent runner 3 is hereby co-displaced. This latter in turn co-displaces its following adjacent runner until eventually the distributed position shown in figures 1 and 2 is obtained.
  • Displacing or translating runners 3 in longitudinal direction is a second degree of freedom of movement.
  • the motorized operating means are accommodated in a second housing 100 and comprise a motor 101, for instance an electric motor, optionally in combination with a reduction gear unit, provided with suitable (remote) control means.
  • Motor 101 is provided with a motor shaft 102 on which a toothed wheel 111 is supported rotatably, and an operating member 103 with an automatically operated anchor 104.
  • Motor 101 drives central drive 11 via a gear transmission, as will be further specified below.
  • the operating member is preferably formed by a solenoid 103.
  • Operating member 103 is provided with a hollow space for passage of drive shaft 102 of motor 101 so that the operating member can be mounted over the drive shaft of the motor.
  • Operating member 103 is provided with individual (remote) control means (not shown) for displacing anchor 104 counter to the action of resetting spring 110 between a rest position (shown in figure 3A) and an operating position (shown in figure 3B).
  • Mounted on anchor 104 is a bracket 105, which engages on an output socket 106 which is arranged slidably on input shaft 14 of central drive 11.
  • Toothed wheels 113 and 20 are arranged fixedly on output socket 106 so that they rotate at the same rotation speed. Toothed wheel 113 can be driven by means of toothed wheel 111 via an intermediate toothed wheel 112. Toothed wheel 20 forms part of the switching means for switching central drive 11 between the degrees of freedom of movement.
  • Anchor 104 is adapted to operate these switching means.
  • toothed wheel 20 co-displaces with the movement of anchor 104 between the rest position, in which toothed wheel 20 takes up a first position for operating the screen in the first degree of freedom (rotation), and the operating position in which toothed wheel 20 takes up a second position for operating the screen in the second degree of freedom (translation).
  • Toothed wheel 20 is reciprocally slidable over positioning shaft 14 through bracket 105 together with toothed wheel 113, whereby it is either in engagement with planetary system 18, such that in the manner described below the non-round shaft 9 can be driven when the degree of freedom of rotation is active, or is in contact with toothed wheel 21 for driving translation chain 5, 6.
  • the non-round shaft 9 When the degree of freedom of rotation is chosen, the non-round shaft 9 is rotated via planetary system 18.
  • the non-round shaft 9 is inserted in a non-round output socket 17 of a reducing planetary system 18 with a complementary non-round input shaft 36 which fits into a complementary non-round socket 35 in toothed wheel 20, as will be described below and from which extends a positioning shaft 14.
  • Planetary system 18 with non-round output socket 17 is accommodated in a housing 37.
  • the switching parts which are alternately placed in and taken out of engagement with each other during a changeover from the one degree of freedom to the other, preferably have on the sides directed toward each other rounded or chamfered portions acting as positioning edges. These are the front edges of toothed wheels 20 and 21 and the front edge of the non-round protrusion 36 and the outer edge of the non-round socket 35.
  • Figures 5A and 5B show a cross-section of operating member 103.
  • operating member 103 is provided with a hollow space 107 which is suitable for passage of a shaft, for instance a shaft of a motor, such as an electric motor. Hollow space 107 preferably extends over the full length of the operating member, such that the operating member can be arranged round said drive shaft.
  • Such an operating member can be mounted in very compact manner on operating means 100 according to the invention and is therefore particularly suitable for the intended application, i.e. a motorized operation of a screen such as a window covering.
  • Operating member 103 has been developed specially for this application.
  • An example of a suitable type of operating member is a solenoid.
  • Solenoids are per se known in the relevant field.
  • the known solenoids comprise a core 108 of a ferritic steel type, such as soft iron, around which a spring 110 is arranged.
  • Core 108 is provided fixedly on one side with an anchor 104 and is accommodated for movement in a housing 114.
  • a magnet coil 115 is situated in housing 114.
  • a magnetic field is generated by energizing coil 115, as a result of which core 108 is 5 attracted to and moves towards magnet coil 115.
  • the anchor is displaceable between a rest position (shown in figure 5A) and an operating position (shown in figure 5B).
  • anchor 104 In the rest position anchor 104 is situated to a large extent against housing 114, while in the operating position the anchor is situated some distance from the housing. The difference in position between the two locations determines the stroke (S) of the anchor.
  • the energizing of coil 115 can take place by passing a current through the coil using per se known (remote) control means suitable for this purpose.
  • such a known solenoid is provided with a hollow space 107 which is suitable for passage of a shaft, for instance a shaft of a motor, such as an electric motor.
  • Hollow space 107 preferably extends over the full length of the solenoid, i.e. through
  • the solenoid according to the invention can be mounted in compact manner individually or with a plurality thereof in series on a shaft.
  • the new and inventive operating member is suitable for various applications, particularly applications in motorized embodiments of mechanical controls.
  • the operating member has advantages especially in a limited space, due to the possibility of mounting thereof over the drive shaft of the motor.
  • the invention generally provides a technically reliable automatic control for a screen
  • a window covering which has at least two mutually independent degrees of freedom of movement.
  • a sunblind with vertically or horizontally translatable and rotatable slats or a screen which comprises at least two part-screens, each with at least one degree of freedom, for instance a translatable roller blind and/or a pleated blind, and/or a folding blind.
  • An advantage of such a screen is shown and described with reference to figure
  • the automatic control according to the invention is particularly safe in everyday use

Landscapes

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

Abstract

L'invention concerne un dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants, et comprenant un entraînement central (11) équipé de moyens de commutation pour commuter entre les degrés de liberté et de moyens d'actionnement pour actionner l'entraînement central. Les moyens d'actionnement prennent une forme motorisée et comprennent un élément d'actionnement (103) muni d'un élément d'ancrage à actionnement automatique (104) qui est adapté pour actionner les moyens de commutation. L'invention concerne également un couvre-fenêtre muni d'un dispositif selon l'invention et un solénoïde qui est adapté pour être utilisé en tant qu'élément d'actionnement dans un dispositif selon l'invention et qui comprend un élément d'ancrage pourvu d'un espace creux adapté pour le passage d'un arbre d'entraînement des moyens d'actionnement motorisés.
PCT/NL2008/050204 2007-04-26 2008-04-11 Dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants WO2008133502A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08741625A EP2142743A1 (fr) 2007-04-26 2008-04-11 Dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2000618A NL2000618C1 (nl) 2007-04-26 2007-04-26 Inrichting voor het automatisch bedienen van een scherm, zoals een raambekleding, met ten minste twee onderling onafhankelijke vrijheidsgraden van beweging.
NL2000618 2007-04-26

Publications (1)

Publication Number Publication Date
WO2008133502A1 true WO2008133502A1 (fr) 2008-11-06

Family

ID=39758400

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NL2008/050204 WO2008133502A1 (fr) 2007-04-26 2008-04-11 Dispositif destiné au fonctionnement automatique d'un écran, tel qu'un couvre-fenêtre, présentant au moins deux degrés de liberté de mouvement mutuellement indépendants

Country Status (3)

Country Link
EP (1) EP2142743A1 (fr)
NL (1) NL2000618C1 (fr)
WO (1) WO2008133502A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3613915A1 (fr) 2018-08-21 2020-02-26 Gerhard Geiger GmbH & Co. KG Mécanisme d'entrainement pour pergola

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2002181C2 (nl) * 2008-11-06 2010-05-10 Coulisse Bv Bedieningsloper voor paneelgordijnsysteem.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7801969A (nl) * 1977-02-26 1978-08-29 Itt Motorische aandrijving voor lamellen-jaloe- zieen met verticaal aangebrachte lamellen.
DE3048344A1 (de) * 1977-02-26 1982-03-25 Hans Heynau GmbH, 8000 München Motorischer antrieb fuer lamellenjalousien mit senkrecht angeordneten lamellen
WO2006093403A1 (fr) * 2005-03-03 2006-09-08 Coulisse B.V. Dispositif d’actionnement d’écran tel qu’un couvre-fenêtre

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7801969A (nl) * 1977-02-26 1978-08-29 Itt Motorische aandrijving voor lamellen-jaloe- zieen met verticaal aangebrachte lamellen.
DE3048344A1 (de) * 1977-02-26 1982-03-25 Hans Heynau GmbH, 8000 München Motorischer antrieb fuer lamellenjalousien mit senkrecht angeordneten lamellen
WO2006093403A1 (fr) * 2005-03-03 2006-09-08 Coulisse B.V. Dispositif d’actionnement d’écran tel qu’un couvre-fenêtre

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3613915A1 (fr) 2018-08-21 2020-02-26 Gerhard Geiger GmbH & Co. KG Mécanisme d'entrainement pour pergola
DE102018120316A1 (de) * 2018-08-21 2020-02-27 Gerhard Geiger GmbH & Co. KG Antriebsmechanismus Pergola

Also Published As

Publication number Publication date
NL2000618C1 (nl) 2008-10-28
EP2142743A1 (fr) 2010-01-13

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