WO2018146574A1 - Apparatus for motion control of blinds - Google Patents

Apparatus for motion control of blinds Download PDF

Info

Publication number
WO2018146574A1
WO2018146574A1 PCT/IB2018/050514 IB2018050514W WO2018146574A1 WO 2018146574 A1 WO2018146574 A1 WO 2018146574A1 IB 2018050514 W IB2018050514 W IB 2018050514W WO 2018146574 A1 WO2018146574 A1 WO 2018146574A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive member
motion
control
pair
blind
Prior art date
Application number
PCT/IB2018/050514
Other languages
English (en)
French (fr)
Inventor
Giovanni Nicolosi
Alessandro Pellini
Original Assignee
Pellini S.P.A.
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 Pellini S.P.A. filed Critical Pellini S.P.A.
Publication of WO2018146574A1 publication Critical patent/WO2018146574A1/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26Lamellar or like blinds, e.g. venetian blinds
    • E06B9/264Combinations of lamellar blinds with roller shutters, screen windows, windows, or double panes; Lamellar blinds with special devices
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26Lamellar or like blinds, e.g. venetian blinds
    • E06B9/28Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
    • E06B9/30Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable
    • E06B9/32Operating, guiding, or securing devices therefor
    • E06B9/322Details of operating devices, e.g. pulleys, brakes, spring drums, drives
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26Lamellar or like blinds, e.g. venetian blinds
    • E06B9/262Lamellar or like blinds, e.g. venetian blinds with flexibly-interconnected horizontal or vertical strips; Concertina blinds, i.e. upwardly folding flexible screens
    • E06B2009/2625Pleated screens, e.g. concertina- or accordion-like
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26Lamellar or like blinds, e.g. venetian blinds
    • E06B9/264Combinations of lamellar blinds with roller shutters, screen windows, windows, or double panes; Lamellar blinds with special devices
    • E06B2009/2643Screens between double windows
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26Lamellar or like blinds, e.g. venetian blinds
    • E06B9/28Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable
    • E06B9/30Lamellar or like blinds, e.g. venetian blinds with horizontal lamellae, e.g. non-liftable liftable

Definitions

  • the present invention relates to an apparatus for motion control of blind rollers according to the preamble of claim 1.
  • the present invention relates to an apparatus that allows a user to raise and/or lower and/or adjust a blind.
  • the invention may advantageously, but without limitation, find application with blinds inside insulated glazing units.
  • Such apparatus comprises a drive member that is directly connected to the roller.
  • the drive member comprises an input port with a cable connected thereto, and an output port that is directly connected to the roller.
  • the apparatus further comprises a single rotating knob, which is mechanically connected to the aforementioned cable driving member.
  • the user By rotating the knob, the user will also drive the cable into rotation and, via the drive member, will also cause the blind roller to rotate.
  • a problem may arise in that, especially in indoor environments, the blind must be driven from both sides. For example, a member of the cleaning staff may want to check whether a given room is empty or there are people therein, without accessing the room to avoid causing disturbance. This cannot be done with the prior art apparatus.
  • the technical purpose of the present invention is to provide an apparatus for motion control of blind rollers that can obviate the above mentioned prior art drawbacks.
  • the object of the present invention is to provide an apparatus for motion control of blind rollers that can be actuated from both sides of the blind.
  • the apparatus of the invention comprises at least one control member, which is configured to be rotated by a user.
  • Motion transfer means are connected to the control member. These motion transfer means are also adapted to be connected to the roller for transferring a rotary motion from the control member to the roller.
  • the motion transfer means comprise first and second drive members.
  • the apparatus comprises a pair of control members connected to the first drive member. Each control member is configured to control the motion of the roller via the first drive member.
  • the first drive member is kinematically connected to the second drive member to transfer the rotary motion from each control member to the second drive member.
  • the second drive member is adapted to be connected to the roller at an axis of rotation of the roller.
  • This apparatus solves the aforementioned technical problem as it affords motion control of the roller using two distinct control members, which may be fixed at appropriate positions, allowing access thereto from both sides of the blind.
  • FIG. 1 is a front view of an insulated glazing unit in which an apparatus for motion control of blind rollers of the present invention is installed;
  • FIG. 1 is partially sectional side view of the insulated glazing unit of Figure 1;
  • Figures 3 and 4 are exploded perspective views of details of the apparatus of Figures 1 and 2 respectively.
  • numeral 1 generally designates an apparatus for motion control of blind rollers of the present invention.
  • This apparatus 1 is particularly used for motion control of blinds 101, such as a blind with gathering slats, a Venetian blind or other types of blinds.
  • the blinds 101 are placed inside an insulated glazing unit 102.
  • an insulated glazing unit 102 comprises at least two mutually facing and parallel panes of glass 103, hermetically sealed to each other, for instance to contain gas therein, using a frame 104 to define an inner volume 105.
  • This inner volume 105 is adapted to accommodate the blind 101 , as well as motion control means 106 for controlling the raising and/or lowering motion of the blind.
  • the motion control means 106 comprise a box 101 ' which contains a shaft with the roller 100 arranged thereon.
  • the blind 101 is embodied by a
  • Venetian blind and the motion control means 106 comprise cords and ladders, which are operably associated with the shaft and the slats of the Venetian blind for raising, lowering and/or angularly orienting the slats.
  • the apparatus 1 comprises at least one control member 2.
  • This control member 2 is configured to be rotated by a user.
  • control member 2 is defined by a knob.
  • control member 2 may be defined by a handle or any equivalent element that may be known to the skilled person.
  • the apparatus 1 comprises a pair of control members 2.
  • this pair of control members 2 are placed on the frame in positions that face away from each other, i.e. on the outer faces of the frame 104.
  • one knob 2 is placed on the outer surface of a first outer face 104a of the frame 104, and the other knob 2 is placed on the outer surface of a second outer face 104b of the frame 104, facing away from the first face, where the face 104a is designed, for example, to be the face of the frame 104 that faces the exterior of a room, and the face 104b is designed to be the face of the frame 10 that faces the interior of the same room.
  • the outer surfaces are intended as the surfaces of the frame 104 that do not directly face the interior volume 105.
  • the two knobs 2 located on the outer faces of the frame 104 are also arranged with coinciding axes of rotation X-X.
  • the apparatus 1 comprises motion transfer means 3 connected to the control means
  • the motion transfer means 3 are also adapted to be connected to the motion control means 106 to thereby transfer a rotary motion from each control member 2 to the motion control means 106.
  • the motion transfer means 3 comprise first 4 and second 6 drive members.
  • the first drive member 4 is connected to the control means 2, and the second drive member 6 is connected on one side to the motion control means 106 and on the other side to the first drive member 4.
  • each control member 2 is configured to move the motion control means 106 via the first drive member 4.
  • the first drive member 4 is kinematically connected to the second drive member 6 to transfer the rotary motion from each control member 2 to the second drive member 6.
  • the second drive member 6 is adapted to be connected to the shaft of the motion control means 106 at an axis of rotation "A" of the shaft.
  • the first drive member 4 comprises a pair of input ports 4a.
  • Each input port 4a is connected to a respective control member 2.
  • the first drive member 4 further comprises an output port 4b, which is adapted to be connected to the motion control means 106 via the second drive member 6.
  • the motion transfer means 3 further comprise a pair of first cables 8. Each first cable 8 is connected to a respective control member 2 and a respective input port 4a of the first drive member 4.
  • the motion transfer means 3 further comprise a second cable 9.
  • the second drive member 6 is connected to the first drive member 4 by such second cable 9.
  • the second cable 9 is connected to the output port 4b of the first drive member 4.
  • the first cable 8 and the second cable 9 are embodied by a flexible shaft, having predetermined diameter (e.g. about 3.2 mm) and length (e.g. 500 mm), and having a polyester tube fitted thereupon, whose length (e.g. 470 mm) is smaller than the length of the flexible shaft.
  • the tube covers the flexible shaft to reduce the friction that acts on the cables 2 during actuation of the control members 2.
  • the tube forces the flexible shaft to its position during actuation of the control members 2.
  • the tube protects the flexible shaft from wear.
  • the first drive member 4 comprises a pair of shafts 5 that are kinematically connected together such that one is moved by the other.
  • the shafts 5 have respective axes of rotation "B".
  • each input port 4a is defined on a respective shaft 5.
  • the aforementioned output port 4b is defined on one of the shafts 5, opposite to the input ports 4a.
  • each shaft 5 comprises a pair of ends 5a placed along the axis of rotation "B".
  • Each end 5a is designed to fix one of the aforementioned cables 8, 9 for motion transfer, by means of suitable dowels.
  • both input ports 4a are formed on the ends 5a of the shafts 5 to be arranged on the same side of the first drive member 4, whereas the output port 4b is situated on the side of the first drive member 4 that faces away from the input ports 4a.
  • the ports 4a, 4b may be formed on the ends 5a of the shafts 5 in any combination.
  • the first drive member 4 further comprises a pair of gears 7.
  • Each gear 7 is preferably of the spur gear type, and is connected to a respective shaft 5, such that it will be coaxial with the shaft 5 upon which it is installed.
  • each gear 7 rotates coaxial with and rigidly joined to a respective shaft 5.
  • the gears 7 mesh together, such that the motion of each shaft 5 will be also transferred to the other.
  • the first drive member 4 comprises a box-like body 10.
  • the shafts 5 are at least partially accommodated within the box-like body 10.
  • the ends 5a of the shafts 5 protrude out of the box-like body 10, to be connected with the cables 8, 9, via the dowels 5', during assembly.
  • the box-like body 10 has an inner seat 14 for the shafts 5 and is closed by a cover 15 by means of screws 15'.
  • the first drive member 4 may comprise bearings 11. These bearings 11 are located between each shaft 5 and the box-like body 10.
  • bearings 11 makes the movement of the control means 2 easier and more comfortable, as it reduces the friction between the shafts 5, and the box ⁇
  • the apparatus 1 may comprise fastener means 12 which have the purpose of fixing the box-like body 10 to a preferably vertical support surface, such as the insulated glazing unit 102 or an outer wall.
  • the fastener means 12 comprise a plurality of screws 13.
  • each of the two gears having a horizontal axis is coupled to its respective control member 2 via a rigid shaft, whereas the third gear is coupled to the second drive member 6 via the second cable 9.
  • This second drive member 6 comprises a worm 16, with the second cable 9 fixed thereto.
  • a sleeve 9' may be used to prevent the cable 9 from slipping off the worm 16. As the user acts upon one of the aforementioned control members 2 the worm 16 is driven into rotation by the second cable 9 and meshes with a helical gear 17 whose axis of rotation is perpendicular to the axis of rotation of the worm 16.
  • a pin 18 is introduced into the helical gear 17.
  • the pin 18 is connected to the shaft of the roller 100 to rotate coaxial therewith.
  • the worm 16, the helical gear 17 and part of the pin 18 are enclosed in a covering shell 19.
  • the pin 18 at least partially projects out of the shell 19, to connect with the shaft having the roller 100 arranged thereon.
  • the shell 19 is defined by a pair of complementary half-parts 20, which are joined together by screws 19'.
  • the shell 19 of the second drive member 6 is associated with the box 10 of the blind 100 by means of the screws 19'.
  • the user actuates one of the knobs 2, i.e. the one that he/she can access, and can thereby control the motion of the shaft of the roller 100 via the motion transfer means 3, by raising and/or lowering and/or adjusting the position of a blind 101.

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Blinds (AREA)
  • Treatment Of Fiber Materials (AREA)
PCT/IB2018/050514 2017-02-08 2018-01-29 Apparatus for motion control of blinds WO2018146574A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102017000013912A IT201700013912A1 (it) 2017-02-08 2017-02-08 Apparato per la movimentazione di rulli di tende.
IT102017000013912 2017-02-08

Publications (1)

Publication Number Publication Date
WO2018146574A1 true WO2018146574A1 (en) 2018-08-16

Family

ID=59101607

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2018/050514 WO2018146574A1 (en) 2017-02-08 2018-01-29 Apparatus for motion control of blinds

Country Status (2)

Country Link
IT (1) IT201700013912A1 (it)
WO (1) WO2018146574A1 (it)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1113641A (en) * 1965-11-13 1968-05-15 Avery & Co Est 1834 Ltd J Venetian blinds
US3443624A (en) * 1967-08-10 1969-05-13 Anchor Enterprises Corp Venetian blind window
WO2002095177A1 (en) * 2001-05-21 2002-11-28 Tiivi Oy Mechanism for window shade
US20070199663A1 (en) * 2006-02-27 2007-08-30 Yang Nelson T Two-way elevation curtain structure
SE1200244A1 (sv) * 2012-04-24 2013-09-10 Solar Kaihdin Ky Manöveranordning för persienn

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1113641A (en) * 1965-11-13 1968-05-15 Avery & Co Est 1834 Ltd J Venetian blinds
US3443624A (en) * 1967-08-10 1969-05-13 Anchor Enterprises Corp Venetian blind window
WO2002095177A1 (en) * 2001-05-21 2002-11-28 Tiivi Oy Mechanism for window shade
US20070199663A1 (en) * 2006-02-27 2007-08-30 Yang Nelson T Two-way elevation curtain structure
SE1200244A1 (sv) * 2012-04-24 2013-09-10 Solar Kaihdin Ky Manöveranordning för persienn

Also Published As

Publication number Publication date
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