FR2759731A1 - TRANSMISSION DEVICE FOR MANEUVERING A BLIND COMPRISING A CRANK AND A BALL JOINT - Google Patents

TRANSMISSION DEVICE FOR MANEUVERING A BLIND COMPRISING A CRANK AND A BALL JOINT Download PDF

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Publication number
FR2759731A1
FR2759731A1 FR9801646A FR9801646A FR2759731A1 FR 2759731 A1 FR2759731 A1 FR 2759731A1 FR 9801646 A FR9801646 A FR 9801646A FR 9801646 A FR9801646 A FR 9801646A FR 2759731 A1 FR2759731 A1 FR 2759731A1
Authority
FR
France
Prior art keywords
ball
fixing plate
blind
fixing
opening
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.)
Granted
Application number
FR9801646A
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French (fr)
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FR2759731B1 (en
Inventor
Elio Villa
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Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2759731A1 publication Critical patent/FR2759731A1/en
Application granted granted Critical
Publication of FR2759731B1 publication Critical patent/FR2759731B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
    • F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
    • F16D3/38—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another
    • F16D3/40—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes
    • F16D3/41—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected with a single intermediate member with trunnions or bearings arranged on two axes perpendicular to one another with intermediate member provided with two pairs of outwardly-directed trunnions on intersecting axes with ball or roller bearings
    • 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
    • E06B9/76—Operating devices or mechanisms, e.g. with electric drive using crank handles

Abstract

Le dispositif de transmission pour la manoeuvre d'un store selon l'invention comporte un arbre d'entraînement, relié d'un côté audit store et de l'autre côté à une manivelle (2) par un joint à cardan (3a, 3b) , et une plaque de fixation (4) . Le joint à cardan (3a) est monté dans la plaque de fixation (4) par l'entremise d'une rotule de fixation présentant une portion externe partiellement sphérique (6a) introduite élastiquement à force en position de service dans une ouverture que présente ladite plaque de fixation, cette rotule comportant des moyens de retenue (8') coopérant en position de service avec ledit joint à cardan.The transmission device for operating a blind according to the invention comprises a drive shaft, connected on one side to said blind and on the other side to a crank (2) by a cardan joint (3a, 3b ), and a fixing plate (4). The universal joint (3a) is mounted in the fixing plate (4) by means of a fixing ball having a partially spherical outer portion (6a) elastically forcibly introduced in the service position in an opening that said said fixing plate, this ball joint comprising retaining means (8 ') cooperating in the service position with said cardan joint.

Description

La présente invention concerne un dispositif de trans-The present invention relates to a device for trans-

mission pour la manoeuvre d'un store, par exemple d'un  mission for the operation of a blind, for example a

store à lamelles, de volets roulants, de stores empi-  louvre blinds, roller shutters, blinds

lables, etc., qui comporte un arbre d'entraînement, relié d'un côté audit store et de l'autre côté à une manivelle  lables, etc., which has a drive shaft, connected on one side to said blind and on the other side to a crank

par un joint à cardan, et une plaque de fixation.  by a universal joint, and a fixing plate.

Dans les dispositifs connus du type précité, le joint  In known devices of the aforementioned type, the seal

à cardan doit en principe être fixé à la plaque de fixa-  in principle must be fixed to the fixing plate

tion déjà en usine par tous moyens appropriés, la plaque étant elle- même ensuite apposée par exemple contre un mur ou un cadre de fenêtre, généralement au moyen de vis. Or,  tion already in the factory by any appropriate means, the plate itself then being affixed for example against a wall or a window frame, generally by means of screws. Gold,

selon des impératifs liés aux techniques modernes de cons-  according to imperatives linked to modern techniques of

truction, il est maintenant nécessaire de disposer de plaques de fixation ou plaques à cardan de plus en plus  truction, it is now necessary to have mounting plates or cardan plates more and more

étroites, ce qui rend leur fixation à un élément de cons-  narrow, which makes them fixed to an element of cons-

truction pratiquement impossible, l'encombrement du cardan  practically impossible, the size of the gimbal

solidaire de la plaque empêchant la pose de vis.  secured to the plate preventing the installation of screws.

Ainsi, le but de la présente invention consiste à fournir un dispositif de transmission pour la manoeuvre d'un store, qui comporte un arbre d'entraînement, relié d'un côté audit store et de l'autre côté à une manivelle par un joint à cardan, et une plaque de fixation, et qui remédie à l'inconvénient précité, plus particulièrement en évitant le montage préalable en usine du cardan sur la plaque de fixation et en rendant au contraire possible la fixation de celle-ci seule à un élément de construction,  Thus, the object of the present invention is to provide a transmission device for the operation of a blind, which comprises a drive shaft, connected on one side to said blind and on the other side to a crank by a seal. gimbal, and a fixing plate, and which overcomes the aforementioned drawback, more particularly by avoiding the prior assembly in the factory of the gimbal on the fixing plate and by making on the contrary possible the fixing of the latter alone to an element of construction,

la pose du reste du dispositif pouvant intervenir posté-  the installation of the rest of the device that can intervene after-

rieurement. - 2- Le dispositif selon l'invention, visant à atteindre le but précité est caractérisé par le fait que le joint à  laughingly. - 2- The device according to the invention, aimed at achieving the aforementioned aim is characterized in that the joint to

cardan est monté dans la plaque de fixation par l'entre-  gimbal is mounted in the fixing plate through the

mise d'une rotule de fixation présentant une portion ex-  placing a fixing ball having an ex-

terne partiellement sphérique introduite élastiquement à  dull partially spherical introduced elastically at

force en position de service dans une ouverture que pré-  force in service position in an opening that pre-

sente ladite plaque de fixation, cette rotule comportant des moyens de retenue coopérant en position de service  feels said fixing plate, this ball joint comprising retaining means cooperating in the service position

avec ledit joint à cardan.with said universal joint.

La présente invention sera maintenant décrite plus en  The present invention will now be described in more detail

détails en référence au dessin annexé qui illustre schéma-  details with reference to the attached drawing which illustrates a diagram

tique et à titre d'exemple non limitatif une forme d'exé-  tick and by way of nonlimiting example a form of exe

cution du dispositif de transmission pour la manoeuvre  cution of the transmission device for the operation

d'un store.of a blind.

La figure 1 en est une vue de côté partiellement en coupe.  Figure 1 is a side view partially in section.

La figure 2 en est une vue de face.Figure 2 is a front view.

La figure 3 est une vue d'un détail du dispositif mon-  FIG. 3 is a view of a detail of the device

trant la rotule de fixation de côté en A et de dessus en B. Comme représenté sur les figures 1 et 2, le dispositif comporte un arbre d'entraînement 1 relié vers le haut au mécanisme (non illustré) de rotation du store, et vers le bas à une manivelle 2, ceci par l'entremise d'un joint à cardan 3a,3b. L'arbre d'entraînement 1 est généralement de section carrée ou hexagonale, et peut être solidaire du corps de cardan 3a soit par introduction à frottement doux  trant the attachment ball side at A and top at B. As shown in Figures 1 and 2, the device comprises a drive shaft 1 connected upwards to the mechanism (not shown) for rotation of the blind, and towards the bottom to a crank 2, this by means of a universal joint 3a, 3b. The drive shaft 1 is generally of square or hexagonal section, and can be secured to the gimbal body 3a either by introduction with gentle friction

dans un logement axial de même forme, soit fixé par pres-  in an axial housing of the same shape, either fixed by

sion, par goupillage, ou par tout autre moyen approprié.  sion, by pinning, or by any other appropriate means.

- 3 - Le dispositif comporte encore une plaque de fixation ou plaque à cardan 4, laquelle est fixée contre un mur ou  - 3 - The device also comprises a fixing plate or cardan plate 4, which is fixed against a wall or

un cadre de fenêtre C au moyen de deux vis 5.  a window frame C using two screws 5.

L'élément essentiel et caractéristique de la présente invention consiste dans la réalisation du montage du car- dan 3a dans la plaque de fixation 4. En effet, ce montage est effectué grâce à un élément intermédiaire constitué  The essential and characteristic element of the present invention consists in the mounting of the cardan 3a in the fixing plate 4. In fact, this mounting is carried out by means of an intermediate element constituted

par une rotule de fixation 6, présentant deux portions ex-  by a fixing ball 6, having two ex-

térieures partiellement sphériques 6a, une portion cylin-  partially spherical tails 6a, a cylindrical portion

lodrique 6b et deux méplats 6c, ainsi qu'une ouverture tra-  lodric 6b and two flats 6c, as well as a tra-

versante 7, comme illustre en détails sur les figures 3A  slope 7, as illustrated in detail in FIGS. 3A

et 3B. De plus, la paroi interne de cette ouverture tra-  and 3B. In addition, the internal wall of this opening travels

versante 7 comporte des lamelles longitudinales 8, par exemple venues de fabrication, et présentant chacune une formation d'accrochage 8' à son extrémité située dans la  side 7 has longitudinal strips 8, for example from manufacturing, and each having a hooking formation 8 'at its end located in the

portion cylindrique 6b de la rotule de fixation 6.  cylindrical portion 6b of the fixing ball 6.

Enfin, la rotule de fixation 6 présente encore deux tétons cylindriques 10, un sur chaque méplat 6c, ainsi que  Finally, the fixing ball 6 also has two cylindrical pins 10, one on each flat 6c, as well as

deux ergots de retenue 11 sur la paroi externe de la por-  two retaining pins 11 on the outer wall of the door

tion cylindrique 6b.cylindrical tion 6b.

La plaque à cardan 4 et la rotule de fixation 6 peuvent avantageusement être réalisées en une matière plastique, par exemple en polyamide, de préférence chargée  The universal joint plate 4 and the fixing ball 6 can advantageously be made of a plastic material, for example polyamide, preferably loaded

avec de la fibre de verre.with fiberglass.

En ce qui concerne le montage du dispositif, on intro-  Regarding the mounting of the device, we introduce

duit tout d'abord la rotule de fixation 6 à force par  firstly fixes the fixing ball 6 by force

pression dans un logement pratiqué dans les parois laté-  pressure in a housing in the side walls

rales de la plaque à cardan 4, plus particulièrement de manière à ce que les tétons cylindriques 10 coopèrent avec -4- lesdites parois comme axes de rotation. Puis, cette plaque de fixation ou à cardan 4 est fixée seule contre la partie de la construction C choisie au moyen des deux vis 5, ce qui peut être réalisé aisément, étant donné que le cardan n'est pas solidaire de la fabrication avec celle-ci. On introduit ensuite le cardan 3a, dans lequel l'arbre d'entraînement a été préalablement engagé librement ou fixé, dans la rotule de fixation 6 solidaire de la plaque  Rales of the gimbal plate 4, more particularly so that the cylindrical pins 10 cooperate with -4- said walls as axes of rotation. Then, this fixing or cardan plate 4 is fixed alone against the part of the construction C chosen by means of the two screws 5, which can be easily carried out, since the cardan is not integral with the manufacture with that -this. Then the gimbal 3a, in which the drive shaft has been previously freely engaged or fixed, is introduced into the fixing ball 6 secured to the plate.

à cardan 4 et de telle sorte que les formations d'accro-  cardan 4 and so that the addictive formations

lOchage 8' coopérent élastiquement avec une rainure 9 que présente ledit corps de cardan 3a, ce dernier ne pouvant alors plus être ressorti de ladite rotule 6, mais pouvant  lOgement 8 'cooperate elastically with a groove 9 that has said cardan body 3a, the latter then no longer being able to be pulled out of said ball joint 6, but being able to

tourner librement dans l'ouverture traversante 7 de celle-  freely rotate in the through opening 7 thereof

ci.this.

Enfin, la portion cylindrique 6b de la rotule de fixa-  Finally, the cylindrical portion 6b of the fixing ball joint

tion 6 peut présenter sur sa face externe un ou plusieurs  tion 6 can have one or more on its external face

ergots 11 destinés a retenir ladite rotule lors de l'in-  pins 11 intended to retain said ball joint during insertion

troduction dans celle-ci du cardan 3a et de l'axe d'en-  the production of the gimbal 3a and of the axis of

traînement 1.drag 1.

Grâce à la conception nouvelle du montage du cardan dans la plaque de fixation, il est possible de ne procéder  Thanks to the new design of the gimbal mounting in the fixing plate, it is possible not to proceed

au montage de l'arbre d'entraînement du store et de la ma-  mounting the awning drive shaft and the

nivelle qu'au dernier moment, juste avant la réception des travaux du bâtiment, ce qui évite l'usage abusif dudit  level at the last moment, just before the reception of the building works, which avoids the misuse of said

store pendant la durée des travaux.  awning during the work.

-5-5

Claims (4)

REVENDICATIONS 1. Dispositif de transmission pour la manoeuvre d'un store qui comporte un arbre d'entraînement (1), relié d'un côté audit store et de l'autre côté à une manivelle (2) par un joint à cardan (3a,3b), et une plaque de fixation (4), caractérisé par le fait que le joint à cardan (3a) est monté dans la plaque de fixation (4) par l'entremise d'une rotule de fixation (6) présentant une portion externe partiellement sphérique (6a) introduite élastiquement à force en position de service dans une ouverture que présente ladite plaque de fixation, cette rotule comportant des moyens de retenue (8,8') coopérant  1. Transmission device for operating a blind which comprises a drive shaft (1), connected on one side to said blind and on the other side to a crank (2) by a universal joint (3a, 3b), and a fixing plate (4), characterized in that the universal joint (3a) is mounted in the fixing plate (4) by means of a fixing ball (6) having a portion partially spherical outer (6a) forcefully inserted in the service position into an opening that has said fixing plate, this ball comprising cooperating retaining means (8,8 ') en position de service avec ledit joint à cardan.  in service position with said universal joint. 2. Dispositif selon la revendication 1, caractérisé par le fait que la rotule de fixation (6) présente deux portions partiellement sphériques (6a) et deux méplats (6c), deux tétons cylindriques (10) disposés sur les deux méplats (6c) et servant d'axes de rotation de la rotule, une portion cylindrique (6b), ainsi qu'une ouverture traversante (7), la paroi interne de cette ouverture comportant les moyens de retenue (8,8') destinés à coopérer en position de service avec le corps du cardan  2. Device according to claim 1, characterized in that the fixing ball (6) has two partially spherical portions (6a) and two flats (6c), two cylindrical pins (10) arranged on the two flats (6c) and serving as axes of rotation of the ball joint, a cylindrical portion (6b), as well as a through opening (7), the internal wall of this opening comprising the retaining means (8,8 ') intended to cooperate in the position of service with the gimbal body (3a) engagé dans ladite ouverture.(3a) engaged in said opening. 3. Dispositif selon la revendication 2, caractérisé par le fait que les moyens de retenue sont constitués par des 6 - lamelles (8) venues de fabrication avec la paroi interne cylindrique et dont les extrémités présentent chacune une formation d'accrochage (8') destinée à coopérer élastiquement en position de service avec une gorge (9) que présente le corps du cardan (3a).  3. Device according to claim 2, characterized in that the retaining means are constituted by 6 - strips (8) coming from manufacture with the cylindrical internal wall and the ends of which each have a hooking formation (8 ') intended to cooperate elastically in the service position with a groove (9) that has the body of the gimbal (3a). 4. Dispositif selon l'une des revendications 1 à 3,  4. Device according to one of claims 1 to 3, caractérisé par le fait que la plaque de fixation (4) et la rotule de fixation (6) sont réalisées en un matériau  characterized in that the fixing plate (4) and the fixing ball (6) are made of a material plastique.plastic.
FR9801646A 1997-02-19 1998-02-06 TRANSMISSION DEVICE FOR THE HANDLING OF A BLIND COMPRISING A CRANK AND A BALL JOINT Expired - Lifetime FR2759731B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH37797A CH691076A5 (en) 1997-02-19 1997-02-19 Trasmission device for operating a blind.

Publications (2)

Publication Number Publication Date
FR2759731A1 true FR2759731A1 (en) 1998-08-21
FR2759731B1 FR2759731B1 (en) 2000-05-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
FR9801646A Expired - Lifetime FR2759731B1 (en) 1997-02-19 1998-02-06 TRANSMISSION DEVICE FOR THE HANDLING OF A BLIND COMPRISING A CRANK AND A BALL JOINT

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CH (1) CH691076A5 (en)
DE (1) DE19807049B4 (en)
FR (1) FR2759731B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2848241A1 (en) 2002-12-04 2004-06-11 Rehau Sa Driver for rolling shutter, has lever is joined between pressed down position, where full opening of window is allowed with respect to frame, and winch drive position, where shaft end pushes coupling piece to contact spindle end

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2790506B1 (en) * 1999-03-02 2001-04-27 Zurfluh Feller DEVICE FOR ASSEMBLING A SHUTTER HANDLE CRANK TO THE HOUSING EXIT BLOCK

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024419A1 (en) * 1980-06-28 1982-01-21 Instructa Metall- Und Kunststofferzeugnisse Gmbh, 6349 Beilstein Blind or awning ball and socket joint - for crank drives has two=part plastics socket with snap connection
EP0319601A1 (en) * 1987-12-08 1989-06-14 Ernst Selve GmbH & Co. KG Driving gear for a roller shutter, a venetian blind or the like

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2346948A7 (en) * 1976-04-02 1977-10-28 Stafer Srl Venetian blind winch flexible coupling joint - has elastic flexible shaft with sleeves for coupling to input shaft and control rod

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024419A1 (en) * 1980-06-28 1982-01-21 Instructa Metall- Und Kunststofferzeugnisse Gmbh, 6349 Beilstein Blind or awning ball and socket joint - for crank drives has two=part plastics socket with snap connection
EP0319601A1 (en) * 1987-12-08 1989-06-14 Ernst Selve GmbH & Co. KG Driving gear for a roller shutter, a venetian blind or the like

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2848241A1 (en) 2002-12-04 2004-06-11 Rehau Sa Driver for rolling shutter, has lever is joined between pressed down position, where full opening of window is allowed with respect to frame, and winch drive position, where shaft end pushes coupling piece to contact spindle end

Also Published As

Publication number Publication date
FR2759731B1 (en) 2000-05-19
DE19807049B4 (en) 2010-10-14
CH691076A5 (en) 2001-04-12
DE19807049A1 (en) 1998-08-20

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