Patents Assigned to Louver Lite Limited
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Publication number: 20240125171Abstract: A window blind support assembly including one or more elongate support members; a mounting bracket; and a locating element; wherein the or each elongate support member defines a longitudinal channel; the locating element is slidably coupled to the or one of the elongate support members via the longitudinal channel; the mounting bracket defines a retaining portion and a connecting portion; and the retaining portion of the mounting bracket is secured to the elongate support member at a desired position via the locating element.Type: ApplicationFiled: February 22, 2022Publication date: April 18, 2024Applicant: LOUVER-LITE LIMITEDInventors: Andrew GREENING, Antony BARNES
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Patent number: 11866990Abstract: A corner bracket for a window blind frame, the corner bracket including a central body portion and extending from the central body portion a first connector and a second connector, wherein the second connector is angled relative to the first connector; each connector includes a locating arm, a friction plate and a stop surface; wherein each friction plate defines a pair of opposed surfaces and each surface carries thereon a respective outwardly projecting deformable rib; and wherein each locating arm further includes at least one further outwardly projecting deformable rib.Type: GrantFiled: November 11, 2019Date of Patent: January 9, 2024Assignee: LOUVER-LITE LIMITEDInventors: Andrew Greening, Antony Barnes
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Patent number: 11746593Abstract: A roller blind apparatus comprising a control apparatus; an idle end; and a roller tube located between the control apparatus and the idle end, wherein the control apparatus is coupled to a first corner bracket; the idle end includes one of an idle end spindle and an aperture and a second corner bracket includes the other the idle end spindle and an aperture, wherein the idle end spindle is rotatably mounted within the aperture such that the idle end is rotatably coupled to the second corner bracket; a first frame forming element is located between the first and second brackets; and wherein the frame forming element covers the roller tube.Type: GrantFiled: September 16, 2019Date of Patent: September 5, 2023Assignee: LOUVER-LITE LIMITEDInventor: Andrew Greening
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Publication number: 20230142806Abstract: A Mounting Bracket A mounting bracket for a window blind including a resiliently deformable friction element, and a hinge assembly, wherein the hinge assembly includes a hinge lever member hingedly coupled to a hinge plate, wherein the hinge lever member has a first configuration in which it lies adjacent to the hinge plate, and a second configuration in which it is angled away from the hinge plate; the resiliently deformable friction element is slidably coupled to the hinge plate and extends from one end thereof; and the hinge lever member exerts a cam action on the resiliently deformable friction element, wherein the resiliently deformable friction element is urged away from the hinge plate as the hinge lever member rotates from its first configuration to its second configuration.Type: ApplicationFiled: April 16, 2021Publication date: May 11, 2023Applicant: Louver-Lite LimitedInventor: Andrew Greening
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Publication number: 20230056840Abstract: A shutter assembly comprising a shutter door, an inner frame and an outer frame, wherein the shutter door defines an aperture and includes two or more rotatable vanes, wherein the vanes have a first orientation in which they completely obscure the aperture and a second orientation in which they partially obscure the aperture; the shutter door is hingedly coupled to the inner frame; and the inner frame is secured to the outer frame.Type: ApplicationFiled: February 8, 2021Publication date: February 23, 2023Applicant: LOUVER-LITE LIMITEDInventor: Andrew GREENING
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Publication number: 20190257145Abstract: A corner bracket for a window blind frame, the corner bracket including a central body portion and extending from the central body portion a first connector and a second connector, wherein the second connector is angled relative to the first connector; each connector includes a locating arm, a locking plate and a stop surface; and wherein the locking plate includes at least one outwardly projecting locking element.Type: ApplicationFiled: September 26, 2017Publication date: August 22, 2019Applicant: Louver-Lite LimitedInventors: Andrew Greening, Antony Barnes
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Patent number: 10309152Abstract: A control assembly for a roller blind, the assembly including a chain wheel adapted to be driven by an operating chain; a drive bush; and a locking pin, wherein at least one of the chain wheel and drive bush includes a coupling element which in use couples the chain wheel to the drive bush such that axial displacement of the drive bush results in a corresponding axial displacement of the chain wheel, but that relative rotational displacement between the chain wheel and the drive bush is permitted through an arc defined between a pair of opposed stops which are carried by the other of the chain wheel and the drive bush; and wherein the locking pin passes axially through the chain wheel and the drive bush, the locking pin including at one end thereof a pair of opposed legs and at least one leg includes a locking lug adapted to engage a stop surface of the drive bush.Type: GrantFiled: September 2, 2013Date of Patent: June 4, 2019Assignee: Louver Lite LimitedInventor: Andrew Greening
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Publication number: 20180363238Abstract: A coating composition for fabrics, wherein the coating composition comprises a pollen denaturing agent, an anti-microbial agent and a polymeric carrier, wherein the pollen denaturing agent is different to the anti-microbial agent.Type: ApplicationFiled: December 9, 2016Publication date: December 20, 2018Applicant: Louver-Lite LimitedInventor: Stephen BIRTLES
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Patent number: 9810019Abstract: A roller tube comprising a tube body which defines on its outwardly facing surface one or more blind substrate or shutter substrate receiving portions, wherein the tube body includes a plurality of sound damping elements located circumferentially around its inwardly facing surface, the sound damping elements extending longitudinally along at least part of the length of the tube body and defining a plurality of sound channels inside the tube.Type: GrantFiled: March 10, 2016Date of Patent: November 7, 2017Assignee: Louver-Lite LimitedInventors: Antony Barnes, Andrew Greening
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Patent number: 9689200Abstract: A roller blind including a sheet element secured at one end to a roller tube mounted for rotation, and secured at its opposite end to a fixed element located adjacent to the roller tube such that the sheet element defines a return portion located between the two ends; and a roller blind bottom bar located within the return portion, wherein the roller blind bottom bar includes a tubular body and an end cap carried by each end of the tubular body, the end caps including a proximal portion located adjacent to the tubular body, a distal portion spaced from the tubular body, and an outwardly flared portion located between the proximal and distal portions such that the end cap flares outwards from the proximal portion to the distal portion.Type: GrantFiled: July 14, 2014Date of Patent: June 27, 2017Assignee: Louver-Lite LimitedInventor: Andrew Greening
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Patent number: 8763676Abstract: The present invention relates to a roller blind idle end assembly for roller blinds comprising a splined bush, a support bearing and an end pin, wherein the splined bush is supported by the support bearing and rotatable relative thereto in use; the end pin projects from the support bearing and is slidably coupled thereto such that the end pin is adapted to move axially relative to the support bearing and projects therefrom to engage with a receiving element of a mounting bracket; and wherein the end pin is rotationally fixed relative to the support bearing. This assembly reduces wear between an idle end pin and an idle end bracket and the likelihood of failure of the blind.Type: GrantFiled: June 1, 2010Date of Patent: July 1, 2014Assignee: Louver-Lite LimitedInventors: Antony Barnes, Andrew Greening
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Publication number: 20130190119Abstract: A chain guard housing for a blind, the housing including a body portion and a chain cover portion hingedly coupled to the body portion, whereby the chain cover portion is capable of being rotated about the hinge out of alignment with a chain sprocket.Type: ApplicationFiled: May 26, 2011Publication date: July 25, 2013Applicant: LOUVER-LITE LIMITEDInventors: Antony Barnes, Andrew Greening
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Publication number: 20130133841Abstract: A roller blind coupling (101) for use in coupling a pair of adjacent roller blinds (102, 104) which are angled relative to each other, the coupling (101) including a first splined bush (2) adapted to engage a first roller tube (106), a second splined bush (4) adapted to engage a second roller tube (108) and a flexible shaft (6), wherein the flexible shaft (6) includes a first connector which engages the first splined bush (2) and a second connector (20) which engages the second splined bush (4), whereby the flexible shaft (6) connects the first and second splined (2, 4) bushes and rotation of the first splined bush (2) is transmitted to the second splined bush (4) via the flexible shaft (6).Type: ApplicationFiled: March 23, 2011Publication date: May 30, 2013Applicant: LOUVER-LITE LIMITEDInventors: Antony Barnes, Andrew Greening
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Publication number: 20130020038Abstract: A spring assembly for a roller blind, the assembly including a stationary end, a rotatable end and a spring arrangement located therebetween which is connected at a first end thereof to the stationary end and at a second end thereof to the rotatable end, wherein the rotatable end includes a rotatable body which is adapted to rotate relative to a fixed body about a rotational axis, and wherein the spring assembly further includes a locking pin coupled to the fixed body such that it has a locked configuration in which it engages a portion of the rotatable body and prevents rotation of the rotatable body relative to the fixed body and a free configuration in which rotation of the rotatable body relative to the fixed body is permitted.Type: ApplicationFiled: April 5, 2011Publication date: January 24, 2013Applicant: LOUVER-LITE LIMITEDInventors: Antony Barnes, Andrew Greening
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Patent number: 8291962Abstract: A fabric receiving element for a blind assembly, the fabric receiving element having at least two axially extending slots, each slot defining an opening for receiving blind material, the openings being of different respective widths, the slots including a floor opposite the openings, and wherein the middle portion of the floor of the slot is at a greater distance from the opening than the end portions of the floor of the slot.Type: GrantFiled: May 18, 2010Date of Patent: October 23, 2012Assignee: Louver-Lite LimitedInventors: Reginald Allsopp, Antony Barnes
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Patent number: 8074698Abstract: A window blind frame system is provided comprising a window blind secured to a frame and optionally at least one frame-securing clip for releasably retaining the frame in position relative to the window casing. The frame may comprise at least two angle joints connecting at least three extruded portions to form a substantially rigid structure, wherein a window blind may be attached to the frame and wherein the frame is configured to interact with a frame-securing clip which releasably retains the frame in position relative to a window casing. The components of the window blind frame system may be provided in kit form. Methods of assembly and fitting of the window blind frame system are also provided.Type: GrantFiled: February 3, 2006Date of Patent: December 13, 2011Assignee: Louver-Lite LimitedInventor: Reginald Charles Allsopp
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Publication number: 20100252211Abstract: A shim for reducing play between a roller blind tube and a roller blind end plug, the shim including a rib receiving portion sized and configured to receive a rib from a roller blind tube, wherein the shim is capable of being located between adjacent splines of a roller blind end plug.Type: ApplicationFiled: April 2, 2010Publication date: October 7, 2010Applicant: LOUVER-LITE LIMITEDInventors: Antony Barnes, Andrew Greening
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Patent number: 7677293Abstract: The invention relates to a plug for releasable engagement with the centre-pin of a roller blind control unit wherein engagement of the plug with the pin ensures that a tip of the center-pin engages an external surface of the control unit. In addition, a releasably inter-engaging combination of this plug and center-pin wherein insertion of the center-pin through a roller blind control unit and engagement with the plug, ensures that a tip of the center-pin engages an external surface of the control unit is described. The invention also relates to a control unit for use in a window blind head rail assembly comprising: a sprocket wheel, a sprocket support and wrap spring, a splined bush for engagement with a roller blind tube, a center-pin, and a plug for releasable engagement with the center-pin.Type: GrantFiled: February 21, 2006Date of Patent: March 16, 2010Assignee: Louver-Lite LimitedInventor: Reginald Charles Allsopp
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Patent number: D631275Type: GrantFiled: March 22, 2010Date of Patent: January 25, 2011Assignee: Louver-Lite LimitedInventor: Antony Barnes
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Patent number: D638645Type: GrantFiled: October 13, 2010Date of Patent: May 31, 2011Assignee: Louver-Lite LimitedInventors: Antony Barnes, Andrew Greening