EP0202562B1 - Fenêtre - Google Patents
Fenêtre Download PDFInfo
- Publication number
- EP0202562B1 EP0202562B1 EP86106389A EP86106389A EP0202562B1 EP 0202562 B1 EP0202562 B1 EP 0202562B1 EP 86106389 A EP86106389 A EP 86106389A EP 86106389 A EP86106389 A EP 86106389A EP 0202562 B1 EP0202562 B1 EP 0202562B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sash
- control handle
- drive mechanism
- tilt
- mode
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims description 35
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005755 formation reaction Methods 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/48—Suspension arrangements for wings allowing alternative movements
- E05D15/52—Suspension arrangements for wings allowing alternative movements for opening about a vertical as well as a horizontal axis
- E05D15/526—Safety devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D15/00—Suspension arrangements for wings
- E05D15/48—Suspension arrangements for wings allowing alternative movements
- E05D15/52—Suspension arrangements for wings allowing alternative movements for opening about a vertical as well as a horizontal axis
- E05D15/526—Safety devices
- E05D2015/5263—Safety devices acting parallel to the plane of the wing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/148—Windows
Definitions
- This invention relates to windows and in particular to windows of the type herein referred to as turn-tilt windows comprising a fixed frame and a sash mounted thereon by a turn and tilt mechanism for pivotal movement about a vertical axis for operation in the turn mode and about a horizontal axis for operation in the tilt mode with the axis of pivotal movement being selected by a control handle operably connected to the turn and tilt mechanism.
- the sash is fitted to tilt from the bottom of the frame and to turn from the side of the frame.
- Operation in the tilt mode provides limited opening movement at the top of the window sufficient for normal ventilation purposes but insufficient to allow a person, in particular a child to fall outwards through the opening.
- Operation in the turn mode provides unrestricted opening movement and allows access to both sides of the window from the inside for cleaning purposes.
- the windows are therefore particularly suited for use above ground level and in particular in high rise buildings by allowing safe ventilation with the facility for cleaning the window from the inside.
- the control handle is operable to fasten the sash in the closed position and is rotatable from the fastened position to a first operative position for operation of the sash in the turn mode and a second operative position for operation in the tilt mode.
- the first and second operative positions are usually obtained by rotation of the control handle through 90 ° and 180 ° respectively from the fastened position.
- the control handle may optionally have a third operative position which also permits operation in the tilt mode to provide a small degree of opening movement at the top of the window for permanent or night ventilation purposes. Where provided, the third operative position is intermediate the first and second operative positions and is obtained by rotation of the control handle through 135 ° from the fastened position.
- a disadvantage of such handle operation is that the turn mode is obtained first on rotation of the control handle and the tilt mode is only obtained after rotation of the control handle beyond the operative position for the turn mode. Accordingly, there is a risk, in service, of the turn mode being inadvertently selected. This presents a serious safety hazard particularly in the case of operation of the control handle by a child..
- a tum-tilt window according to the pre-characterising portion of Claim 1 is known from DE-B-1 063 929 in which the operation of the control handle is reversed so that the tilt mode is obtained before the turn mode on rotation of the control handle from the fastened position, and a manually releasable safety device is provided to prevent selection of the turn mode until released.
- the safety device comprises a spring loaded blocking member mounted on the sash and biassed for engagement with an abutment member on the drive mechanism to prevent displacement of the drive mechanism to select the turn mode.
- the blocking member has an actuator portion accessible from the front reveal face of the sash by means of which the blocking member is moved against the spring biassing for disengagement from the abutment member to permit displacement of the drive mechanism to select the turn mode.
- a turn-tilt window comprises a sash mounted on a fixed frame by a turn and tilt mechanism operable by a control handle rotatable between a fastened position for securing the sash closed, a first operative position for operation of the sash in a tilt mode and a second operative position for operation of the sash in a turn mode, the second operative position being obtained by rotation of the control handle beyond the first operative position, and a manually releasable safety device arranged to permit rotation of the control handle to select the tilt mode and to restrict rotation of the control handle to select the turn mode until released, the tilt and turn mechanism including pivot means and a drive mechanism extending around the peripheral edge of the sash and coupled to the control handle for limited sliding movement on rotation of the control handle to select combinations of the pivot means for pivotal movement of the sash about a horizontal axis in the tilt mode and about a vertical axis in the turn mode, and the safety device including an abutment member on the drive mechanism and
- the bifurcated portion comprises a lead-in part and a narrower tail part
- the abutment member has a shank and a wider collar with the arrangement being such that the collar is slidable in the lead-in part only for selecting the tilt mode in the limit position of the blocking member and the shank is slidable in the tail part for selecting the turn mode in the release position of the blocking member.
- the blocking member is mounted for limited sliding movement parallel to the direction of sliding movement of the underlying drive mechanism for positioning the shank in the tail part in the release position of the blocking member.
- the blocking member is mounted on a cover plate for the drive mechanism and the abutment member projects through an opening in the cover plate for reception in the bifurcated portion.
- the blocking member is biassed to the limit position by a spring acting between the cover plate and the other end of the blocking member.
- rotation of the control handle from the second operative position displaces the drive mechanism and the blocking member is automatically re-set in the limit position when the shank of the abutment member enters the lead-in part thereby preventing re-selection of the turn mode until the blocking member is moved to the release position.
- the engagement of the abutment and blocking members corresponds to the first operative position of the control handle.
- the engagement of the abutment and blocking members corresponds to a third operative position of the control handle intermediate the first and second operative positions for operation of the sash in the tilt mode with opening movement of the sash limited by engagement of respective formations on the drive mechanism and fixed frame. In this way, a permanent or night ventilation facility is provided.
- the blocking member is accessible for manual release of the safety device in the tilt mode and is concealed for preventing release when the sash is closed.
- the blocking member may be positioned behind a face flange of the sash which closes against the frame in the closed position. In this way, the user must first open the sash in the tilt mode to release the blocking member and, due to the restriction on rotation of the handle, close the sash before the handle can be rotated to select the turn mode.
- accidental or inadvertent selection of the turn mode is eliminated and the operating sequence reduces the risk of a child selecting the turn mode.
- the drive mechanism is provided with one or more locking members for engagement with one or more keepers on the frame to secure the sash closed.
- the drive mechanism includes means operable to prevent rotation of the control handle when the sash is open.
- means operable to prevent rotation of the control handle when the sash is open selection of a different mode of operation when the sash is open is prevented and the sash must first be closed before the control handle can be rotated to select a different combination of pivot connections. In this way, operation of the drive mechanism to obtain the required combination of pivot connections is ensured.
- a window I comprising a fixed frame 2 and a glazed sash 3 mounted thereon by a turn and tilt mechanism 4 operable by a control handle 5 mounted on the sash 3 to select operation of the window I in a turn mode or a tilt mode and, a releasable safety device 6 mounted on the sash 3 to prevent selection of the turn mode until the safety device 6 has been manually released.
- the turn and tilt mechanism 4 includes a fixed pivot 7 and a releasable pivot 8 connecting the bottom of the sash 3 to opposed lower corners of the frame 2 and, a scissors stay 9 connecting the top of the sash 3 to an upper corner of the frame 2 vertically above the fixed pivot 7.
- the scissors stay 9 is pivotally connected to the frame 2 and may be locked in the folded position to provide a fixed pivot.
- the releasable pivot 8 For operation of the window 1 in the tilt mode, the releasable pivot 8 is engaged to permit pivotal movement of the sash 3 from the bottom of the frame 2 about a horizontal axis and, for operation of the window 1 in the turn mode, the releasable pivot 8 is disengaged and the scissors stay 9 is locked in the folded position to provide a fixed pivot to permit pivotal movement of the sash 3 from the side of the frame 2 about a vertical axis.
- the turn and tilt mechanism 4 further includes a drive mechanism 10 comprising respective elongate bars 11,12,13,14 slidably mounted on each side of the sash 3 in a groove 15 extending around the peripheral edge of the sash 3 with the adjacent ends of the bars on adjoining sides of the sash 3 being connected at three comers of the sash 3 by flexible strips 16,17,18 for transmitting the drive to successive bars around the sash 3.
- a drive mechanism 10 comprising respective elongate bars 11,12,13,14 slidably mounted on each side of the sash 3 in a groove 15 extending around the peripheral edge of the sash 3 with the adjacent ends of the bars on adjoining sides of the sash 3 being connected at three comers of the sash 3 by flexible strips 16,17,18 for transmitting the drive to successive bars around the sash 3.
- the bars 11,12,13,14 are retained in the groove 15 by a cover plate designated 19,20,21,22 and are provided with one or more locking members 23, for example bolts, rollers or the like, which project outwardly through slots 24 in the overlying cover plate for releasable engagement with fixed keepers 25 on the frame 2 to fasten the sash 3 in a closed position.
- the drive mechanism 10 is concealed behind a face flange 26 of the sash 3 and is not visible when the sash 3 is closed thereby providing a neat finish and preventing tampering with the drive mechanism 10.
- the control handle 5 is coupled to the drive mechanism 10 by a rack and pinion device 40 for converting rotary movement of the control handle 5 into linear displacement of the bars 11,12,13,14 around the sash 3 to disengage the locking members 23 from the keepers 25 and select the required combination of the pivots 7,8 and scissors stay 9 for operation of the window I in the turn and tilt modes.
- the control handle 5 is rotatable from the fastened position shown in Figure 1 in which the sash 3 is closed to first and second operative positions in which the sash 3 may be opened in the tilt mode and the turn mode respectively.
- the first and second operative positions correspond to rotation of the control handle 5 through 90° and 180° respectively from the fastened position.
- opening movement of the sash 3 in the tilt mode is controlled by the scissors stay 9 and the full extension of the stay 9 is such as to provide an opening at the top of the window sufficient for normal ventilation purposes but insufficient for a person, especially a child, to pass through the opening.
- the sash 3 In the second operative position of the control handle 5 shown in Figure 3, the sash 3 is free to open inwards in the turn mode providing access to both sides of the sash 3 to facilitate cleaning and a wide opening through which a person may pass to facilitate escape in an emergency, e.g. in a fire.
- control handle 5 In addition to rotation to the first and second operative positions, the control handle 5 is rotatable to a third operative position, intermediate the first and second operative positions in which the sash 3 may also be opened in the tilt mode.
- the third operative position corresponds to rotation of the control handle 5 through 135 ° from the fastened position.
- opening movement of the sash 3 in the tilt mode is limited by the engagement of a lug 27 mounted on the drive mechanism 10 in a retainer 28 mounted on an upper corner of the frame 2 vertically above the releasable pivot 8.
- the retention of the lug 27 in the retainer 28 enables the sash 3 to be opened a safe small amount for permanent or night ventilation purposes.
- the drive mechanism 10 also includes means (not shown) to prevent rotation of the control handle 5 when the sash 3 is in an open position and thereby prevent the user selecting a different mode of operation when the window I is open.
- Such means may be of any known type and ensures that the required combination of the pivots 7,8 and scissors stay 9 for the turn and tilt modes is always obtained.
- the safety device 6 for preventing selection of the turn mode until the safety device 6 has been released is shown and comprises a slider 29 and a fixed stud 30 mounted on the side of the sash 3 adjacent to the upper comer of the frame 2 above the releasable pivot 8.
- the safety device 6 is concealed behind the face flange 26 of the sash 3 and is not visible or accessible when the sash 3 is closed thereby preventing tampering with the safety device 6.
- the slider 29 is mounted on the cover plate 20 for limited sliding movement lengthwise of the cover plate 20 by means of a headed rivet 31 fixed to the cover plate 20 and extending through a slot 32 in the slider 29.
- the fixed stud 30 is mounted on the underlying bar 12 of the drive mechanism 10 and projects outwards through an elongate opening 33 in the cover plate 20 for reception in a bifurcated portion 34 of the slider 29.
- the bifurcated portion 34 is in two parts having a wide lead-in part 35 and a narrow tail part 36.
- the stud 30 has a shank 37 slidable in both the lead-in and tail parts 35 and 36 respectively of the bifurcated portion 34 of the slider 29 and, a collar 38 is provided on the shank 37 which is slidable in the lead-in part 35 only.
- a spring 39 mounted on the rivet 31 acts between the cover plate 20 and the underside of the slider 29 to bias the slider 29 to a limit position shown in Figure 6 in which the stud collar 38 is received in the lead-in part 35.
- the slider 29 is manually movable to a release position shown in Figure 7 in which the stud shank 37 is received in the narrow tail part 36 of the bifurcated portion 34 by depressing the slider 29 against the bias of spring 39 to raise the bifurcated portion 34 above the stud collar 38 and sliding the slider 29 towards the stud 30.
- the safety device 6 In the fastened position of the control handle 5, the safety device 6 is in the limit position with the stud collar 38 received in the lead-in part 35 of the bifurcated portion 34 of the slider 29.
- the drive mechanism 10 On clockwise rotation of the control handle 5 from the fastened position, the drive mechanism 10 is actuated and the bar 12 of the drive mechanism and the stud 30 mounted thereon are displaced relative to the slider 29 causing the stud collar 38 to move along the lead-in part 35 towards the tail part 36 of the bifurcated portion 34.
- such rotation is permitted up to 135 0 so that both the first and third operative positions of the control handle 5 for operation of the window I in the tilt mode for normal and permanent or night ventilation may be freely selected without hindrance from the safety device 6.
- control handle 5 In order to select operation in the turn mode, it is necessary to rotate the control handle 5 to the first operative position, open the sash 3 in the tilt mode to gain access to the safety device 6, release the safety device 6 as described so that the stud shank 37 is located in the tail part 36 of the bifurcated portion 34 of the slider 29 and close the sash 3 whereupon the control handle 5 may be rotated to the second operative position as shown in Figure 10.
- the stud 30 will again be displaced relative to the slider 29 causing the stud shank 37 to move along the tail part 36 towards the lead-in part 35 of the bifurcated portion 34 of the slider 29.
- the stud 30 is again located in the lead-in part 35 and the slider 29, under the bias of spring 39, positions the stud collar 38 in the lead-in part 35 thereby automatically re-setting the safety device 6 in the limit position and preventing re-selection of the turn mode until the safety device 6 has again been released.
- the invention is not limited to the embodiment above described, for example while a drive mechanism consisting of elongate bars positioned along the sides of the sash and connected by flexible corner strips has been described, other known constructions of drive mechanisms including a length of wire extending around the sash to which the associated elements are secured may be used.
- a third operative position of the control handle intermediate the first and second operative positions for a permanent or night ventilation facility as above-described is optional and may be omitted. If the third operative position is omitted, the engagement of the stud and slider to prevent rotation of the control handle to select the turn mode may be arranged to correspond to the first operative position of the control handle.
- the control handle may be rotatable in the counterclockwise direction from the fastened position to select the operation in the tilt and turn modes.
- the safety device may be mounted on the sash at different positions, for example on the top of the sash.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Window Of Vehicle (AREA)
- Wing Frames And Configurations (AREA)
- Glass Compositions (AREA)
- Seal Device For Vehicle (AREA)
- Holders For Apparel And Elements Relating To Apparel (AREA)
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT86106389T ATE54714T1 (de) | 1985-05-24 | 1986-05-12 | Fenster. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8513220 | 1985-05-24 | ||
GB08513220A GB2175631B (en) | 1985-05-24 | 1985-05-24 | Window |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0202562A2 EP0202562A2 (fr) | 1986-11-26 |
EP0202562A3 EP0202562A3 (en) | 1987-04-29 |
EP0202562B1 true EP0202562B1 (fr) | 1990-07-18 |
Family
ID=10579653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP86106389A Expired - Lifetime EP0202562B1 (fr) | 1985-05-24 | 1986-05-12 | Fenêtre |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0202562B1 (fr) |
AT (1) | ATE54714T1 (fr) |
DE (1) | DE3672688D1 (fr) |
DK (1) | DK239986A (fr) |
ES (1) | ES294313Y (fr) |
GB (1) | GB2175631B (fr) |
IE (1) | IE57440B1 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3545861A1 (de) * | 1985-12-23 | 1987-07-02 | Schuermann & Co Heinz | Fenster oder tuer mit einem durch einen handhebelgriff betaetigbaren riegelstangenbeschlag |
GB2190704A (en) * | 1986-03-26 | 1987-11-25 | Smith Wallis & Company Limited | Window assemblies |
GB2215373B (en) * | 1988-02-04 | 1991-08-07 | Hardware & Systems Patents Ltd | Safety catch for tilt/turn window systems |
GB2261245B (en) * | 1991-08-23 | 1995-08-23 | Crompton Ltd | Closures |
US5927767A (en) * | 1996-11-01 | 1999-07-27 | Newell Operating Company | Window locking system |
US6135511A (en) * | 1996-11-01 | 2000-10-24 | Newell Operating Company | Window locking system |
DE10028196A1 (de) * | 2000-06-09 | 2002-01-31 | Siegenia Frank Kg | Schließer-Riegel für dreh-und kippbare Fenster und/oder Türen |
DE10254537A1 (de) * | 2002-11-21 | 2004-06-03 | Aug. Winkhaus Gmbh & Co. Kg | Fenster oder Tür |
US8448996B2 (en) | 2006-06-14 | 2013-05-28 | Newell Operating Company | Casement window lock |
CN103806771B (zh) * | 2014-01-23 | 2016-01-27 | 杨辉南 | 一种安全防护窗 |
RU2603282C1 (ru) * | 2015-09-30 | 2016-11-27 | Общество с ограниченной ответственностью "Компания "Оконный континент" | Устройство блокирования распахивания (поворота) поворотно-откидной оконной створки и способ его реализации |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1063929B (de) * | 1954-07-24 | 1959-08-20 | Steinbach & Vollmann | Verschluss mit Riegelstange fuer Fenster mit Dreh-Kipp-Fluegeln |
DE2429110A1 (de) * | 1974-06-18 | 1976-01-08 | Horst Korbi | Fenster mit dreh-kipp-beschlag |
AT375724B (de) * | 1981-10-13 | 1984-09-10 | Bilstein August Gmbh Co Kg | Vorrichtung zur selbsttaetigen fehlbedienungssicherung von kipp-schwenk-fluegeln an fenstern, tueren od.dgl. |
EP0150653B2 (fr) * | 1984-01-25 | 1994-07-06 | FERCO INTERNATIONAL Usine de Ferrures de BÀ¢timent Société à responsabilité limitée | Ferrure pour ouvrant à deux sens d'ouverture présentant des moyens de blocage de l'un des sens d'ouverture |
DE8500746U1 (de) * | 1985-01-15 | 1985-06-05 | August Bilstein GmbH & Co KG, 5828 Ennepetal | Treibstangenbeschlag für Dreh-Kipp-Fenster od. dgl. mit Schaltsperre |
-
1985
- 1985-05-24 GB GB08513220A patent/GB2175631B/en not_active Expired
-
1986
- 1986-05-05 IE IE1194/86A patent/IE57440B1/en unknown
- 1986-05-12 AT AT86106389T patent/ATE54714T1/de not_active IP Right Cessation
- 1986-05-12 DE DE8686106389T patent/DE3672688D1/de not_active Expired - Fee Related
- 1986-05-12 EP EP86106389A patent/EP0202562B1/fr not_active Expired - Lifetime
- 1986-05-22 DK DK239986A patent/DK239986A/da not_active Application Discontinuation
- 1986-05-23 ES ES1986294313U patent/ES294313Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3672688D1 (de) | 1990-08-23 |
ES294313U (es) | 1987-01-01 |
GB2175631A (en) | 1986-12-03 |
ATE54714T1 (de) | 1990-08-15 |
EP0202562A2 (fr) | 1986-11-26 |
EP0202562A3 (en) | 1987-04-29 |
DK239986D0 (da) | 1986-05-22 |
DK239986A (da) | 1986-11-25 |
GB2175631B (en) | 1988-07-13 |
IE57440B1 (en) | 1992-09-09 |
ES294313Y (es) | 1987-08-16 |
IE861194L (en) | 1986-11-24 |
GB8513220D0 (en) | 1985-06-26 |
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PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
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