Patents by Inventor Joseph Jeremy Boote
Joseph Jeremy Boote has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20230415460Abstract: A film contains an electrically actuated liquid having variable optical opacity under the influence of an electric field. The film comprises first and second spaced apart substrates defining a first cavity therebetween in which some or all of the liquid is contained. The film also comprises a liquid trap in fluid communication with the first cavity via a first opening. The liquid trap contains liquid that may flow from the first cavity through the first opening due to the volume of first cavity decreasing. The film may be included in a laminated glazing. A method of preparing a cell for a liquid is also described, and such a cell may be part of a film having variable optical opacity.Type: ApplicationFiled: November 19, 2021Publication date: December 28, 2023Applicant: Pilkington Group LimitedInventors: Jonathan Barclay DIXON, Joseph Jeremy BOOTE
-
Publication number: 20230049243Abstract: The invention concerns a glazing comprising a first glass sheet having a surface; a printed layer on a part of the surface of the first glass sheet; a conductive coating on a part of the printed layer forming a coated print portion and on a part of the surface of the first glass sheet forming a coated glass portion; first and second busbars in electrical contact with the conductive coating and comprising a first or second busbar portion arranged on a different axis therefrom; a first printed layer portion adjacent the first or second busbar portion forming an adjustable coated print portion between the first and second busbars.Type: ApplicationFiled: January 20, 2021Publication date: February 16, 2023Applicant: Pilkington Group LimitedInventor: Joseph Jeremy BOOTE
-
Publication number: 20220388901Abstract: A glazing includes a first glass sheet, a resistive coating extending across a part of the first glass sheet, first and second busbars connected to the resistive coating, a data transmission window in the resistive coating, comprising a plurality of deletion lines in the resistive coating, a plurality of channels, formed by the plurality of deletion lines, and at least one conductive element positioned in at least one of the channels. The conductive element is separated from the first and second busbars by the resistive coating.Type: ApplicationFiled: November 13, 2020Publication date: December 8, 2022Applicant: Pilkington Group LimitedInventors: Joseph Jeremy BOOTE, Alastair FRENCH
-
Publication number: 20220363591Abstract: The invention provides a glazing comprising first glass sheet comprising a printed layer on a portion of a surface of the glass sheet and a conductive coating on the surface of the first glass sheet. The conductive coating extends over at least a portion of the printed layer to form a coated print portion and extends over a portion of the surface of the glass sheet to form a coated glass portion. The coated print portion has a Developed Interfacial Area Ratio Sdr less than 27.45%. A method for producing the glazing and use of the glazing in a vehicle is also disclosed.Type: ApplicationFiled: November 2, 2020Publication date: November 17, 2022Applicant: Pilkington Group LimitedInventors: Joseph Jeremy BOOTE, Graham SIDDONS
-
Patent number: 11470692Abstract: A vehicle glazing comprising a glass substrate having an electrically conductive coating deposited on at least a portion of at least one surface thereof, wherein the electrically conductive coating comprises a pyrolytically deposited transparent conductive oxide layer, wherein a peripheral obscuration band printed on at least a portion of the electrically conductive coating, a cured electrically conductive ink printed on the peripheral obscuration band, and an electrically conductive element in electrical contact with both the electrically conductive coating and the cured electrically conductive ink. Also disclosed are a method of manufacturing a vehicle glazing and a vehicle comprising said vehicle glazing.Type: GrantFiled: October 16, 2017Date of Patent: October 11, 2022Assignee: PILKINGTON GROUP LIMITEDInventors: Leigh Francis Mellor, Joseph Jeremy Boote
-
Patent number: 11397344Abstract: A switchable glazing unit comprising a glazing panel spaced apart from a pane of glazing material by a perimeter seal is described. The glazing panel comprises first and second glass sheets. A first electrode layer is on a first major surface of the first glass sheet and a second electrode layer is on a first major surface of the second glass sheet. A layer of liquid crystal material is between the first electrode layer and the second electrode layer. When no voltage is applied to the first and second electrode layers, the liquid crystal layer has a first opacity, and upon applying a suitable voltage between the first and second electrode layers, the liquid crystal layer has a second opacity different to the first opacity. Methods of making such a switchable glazing unit are also described.Type: GrantFiled: August 18, 2017Date of Patent: July 26, 2022Assignee: Pilkington Group LimitedInventors: Jonathan Mark Williams, Joseph Jeremy Boote
-
Publication number: 20200147935Abstract: A laminated glazing for use as a combiner in a head up display comprises first and second glazing panes with at least one adhesive ply and an infrared reflecting film therebetween. Light incident upon the first glazing pane at an angle of incidence of 60° is reflected off the laminated glazing to produce first, second and third reflections, the third reflection being from light reflected from the infrared reflecting film. The laminated glazing further comprises light intensity reducing means between the first and second glazing panes for reducing the intensity of the third reflection. In an aspect, upon directing a beam of electromagnetic radiation having an intensity IO at 770 nm toward the first pane of glazing material at an angle of incidence of 60°, the intensity of the third reflection at a wavelength of 770 nm is less than or equal to 0.185×IO.Type: ApplicationFiled: July 18, 2018Publication date: May 14, 2020Applicant: Pilkington Group LimitedInventors: Charlie James PATRICKSON, John Andrew RIDEALGH, Joseph Jeremy BOOTE
-
Publication number: 20190261463Abstract: A vehicle glazing comprising a glass substrate having an electrically conductive coating deposited on at least a portion of at least one surface thereof, wherein the electrically conductive coating comprises a pyrolytically deposited transparent conductive oxide layer, wherein a peripheral obscuration band printed on at least a portion of the electrically conductive coating, a cured electrically conductive ink printed on the peripheral obscuration band, and an electrically conductive element in electrical contact with both the electrically conductive coating and the cured electrically conductive ink. Also disclosed are a method of manufacturing a vehicle glazing and a vehicle comprising said vehicle glazing.Type: ApplicationFiled: October 16, 2017Publication date: August 22, 2019Applicant: Pilkington Group LimitedInventors: Leigh Francis MELLOR, Joseph Jeremy BOOTE
-
Publication number: 20190227357Abstract: A switchable glazing unit comprising a glazing panel spaced apart from a pane of glazing material by a perimeter seal is described. The glazing panel comprises first and second glass sheets. A first electrode layer is on a first major surface of the first glass sheet and a second electrode layer is on a first major surface of the second glass sheet. A layer of liquid crystal material is between the first electrode layer and the second electrode layer. When no voltage is applied to the first and second electrode layers, the liquid crystal layer has a first opacity, and upon applying a suitable voltage between the first and second electrode layers, the liquid crystal layer has a second opacity different to the first opacity. Methods of making such a switchable glazing unit are also described.Type: ApplicationFiled: August 18, 2017Publication date: July 25, 2019Applicant: PILKINGTON GROUP LIMITEDInventors: JONATHAN MARK WILLIAMS, JOSEPH JEREMY BOOTE
-
Patent number: 9764533Abstract: A glazing having a device for detecting a crack in the glazing comprises a sensor, substantially circumscribing a ply of glazing material. A surface contact, bonded to the glazing, is configured with a portion of the sensor to form a capacitive coupling for transferring AC signals in a frequency range. Preferably the sensor is frangible and voltage may be applied by a second surface contact. Alternatively, the glazing further comprises an electrically resistive element, such as a coating for heating the glazing, and voltage may be applied to the sensor by a spur from a busbar such that damage to coating, busbar or sensor resulting in arcing is detectable at the surface contact. An electronics module attached to the surface contact generates an alarm.Type: GrantFiled: May 29, 2014Date of Patent: September 19, 2017Assignee: PILKINGTON GROUP LIMITEDInventor: Joseph Jeremy Boote
-
Publication number: 20160101603Abstract: A glazing having a device for detecting a crack in the glazing comprises a sensor, substantially circumscribing a ply of glazing material. A surface contact, bonded to the glazing, is configured with a portion of the sensor to form a capacitive coupling for transferring AC signals in a frequency range. Preferably the sensor is frangible and voltage may be applied by a second surface contact. Alternatively, the glazing further comprises an electrically resistive element, such as a coating for heating the glazing, and voltage may be applied to the sensor by a spur from a busbar such that damage to coating, busbar or sensor resulting in arcing is detectable at the surface contact. An electronics module attached to the surface contact generates an alarm.Type: ApplicationFiled: May 29, 2014Publication date: April 14, 2016Applicant: PILKINGTON GROUP LIMITEDInventor: Joseph Jeremy BOOTE
-
Patent number: 9193135Abstract: A laminated glazing comprising an SPD ply comprising a suspended particle device having a low light transmission off-state and a high light transmission on-state, at least one interlayer ply comprising an interlayer material, and at least one glazing ply is disclosed. The interlayer material has been dried to a predetermined moisture content to increase the time over which the suspended particle device is switchable between the low light transmission off-state and the high light transmission on-state. Use of a dried interlayer to increase the time over which an SPD film is switchable between a low light transmission off-state and a high light transmission on-state is also disclosed. Additionally a process for producing the aforementioned laminated glazing is disclosed. It has been found that the moisture content of the interlayer material is a factor in determining the switching characteristics over time of an SPD film incorporated into a laminated glazing.Type: GrantFiled: September 17, 2010Date of Patent: November 24, 2015Assignee: PILKINGTON GROUP LIMITEDInventors: Joseph Jeremy Boote, Rebecca Butcher
-
Patent number: 8537295Abstract: A method of switching an electrically actuated variable transmission layer is disclosed. The layer is between a first electrode and a second electrode, and when a sufficiently high frequency alternating electric field is applied between the first and second electrodes, a selective region of the layer in between the first and second electrodes is switched. Apparatus for use as a glazing pane having a sheet of glazing material and an electrically actuated variable transmission layer facing the sheet of glazing material is also disclosed. The layer is sandwiched between a first electrode and a second electrode. There is an electric field generator in electrical communication with the electrodes and being configured to produce an alternating electric field of sufficient strength and of a sufficiently high frequency to switch a selected region of the layer in between the first and second electrodes.Type: GrantFiled: September 22, 2009Date of Patent: September 17, 2013Assignee: Pilkington Group LimitedInventor: Joseph Jeremy Boote
-
Patent number: 8405901Abstract: A switchable film assembly having remote electrical connections comprises an active layer between first and second electrically conductive layers. The active layer has an optical transmission which changes upon projecting an electric field therethrough. An electrical connection connects the film to a power supply and can comprise a remote electrical connector region provided remote to the first and second electrically conductive layers, such upon connecting the film assembly to the power supply, an electrical field may be projected through at least a portion of the switchable film assembly thereby changing the optical transmission of the active layer.Type: GrantFiled: September 22, 2009Date of Patent: March 26, 2013Assignee: Pilkington Group LimitedInventor: Joseph Jeremy Boote
-
Publication number: 20120176656Abstract: A laminated glazing comprising an SPD ply comprising a suspended particle device having a low light transmission off-state and a high light transmission on-state, at least one interlayer ply comprising an interlayer material, and at least one glazing ply is disclosed. The interlayer material has been dried to a predetermined moisture content to increase the time over which the suspended particle device is switchable between the low light transmission off-state and the high light transmission on-state. Use of a dried interlayer to increase the time over which an SPD film is switchable between a low light transmission off-state and a high light transmission on-state is also disclosed. Additionally a process for producing the aforementioned laminated glazing is disclosed. It has been found that the moisture content of the interlayer material is a factor in determining the switching characteristics over time of an SPD film incorporated into a laminated glazing.Type: ApplicationFiled: September 17, 2010Publication date: July 12, 2012Applicant: PILKINGTON GROUP LIMITEDInventors: Joseph Jeremy Boote, Rebecca Butcher
-
Publication number: 20110170170Abstract: A switchable film assembly having remote electrical connections comprises an active layer between first and second electrically conductive layers. The active layer has an optical transmission which changes upon projecting an electric field therethrough. An electrical connection connects the film to a power supply and can comprise a remote electrical connector region provided remote to the first and second electrically conductive layers, such upon connecting the film assembly to the power supply, an electrical field may be projected through at least a portion of the switchable film assembly thereby changing the optical transmission of the active layer.Type: ApplicationFiled: September 22, 2009Publication date: July 14, 2011Applicant: Pilkington Group LimitedInventor: Joseph Jeremy Boote
-
Publication number: 20110170030Abstract: A method of switching an electrically actuated variable transmission layer is disclosed. The layer is between a first electrode and a second electrode, and when a sufficiently high frequency alternating electric field is applied between the first and second electrodes, a selective region of the layer in between the first and second electrodes is switched. Apparatus for use as a glazing pane having a sheet of glazing material and an electrically actuated variable transmission layer facing the sheet of glazing material is also disclosed. The layer is sandwiched between a first electrode and a second electrode. There is an electric field generator in electrical communication with the electrodes and being configured to produce an alternating electric field of sufficient strength and of a sufficiently high frequency to switch a selected region of the layer in between the first and second electrodes.Type: ApplicationFiled: September 22, 2009Publication date: July 14, 2011Applicant: Pilkington Group LimitedInventor: Joseph Jeremy Boote
-
Publication number: 20100220019Abstract: A glazing comprising a pane of glazing material, and a substantially continuous area of transparent, electrically conductive material printed using an electrically conductive ink onto a surface of the pane, wherein the ink is of a composition comprising a fluid vehicle (e.g. a solvent) and two different metal species (e.g. tin and indium), said fluid vehicle being driven off in a high-temperature post-printing step, and the conductive material is capable of functioning as one or more of the following: (a) a heating element for heating an area of the glazing; (b) an alarm sensor for detecting when the structural integrity of the glazing has been compromised; (c) a capacitive proximity sensor for detecting an approach to, or contact with, a surface of the glazing; (d) an electrical connection to an electrical device associated with the glazing; (e) an antenna for receiving and/or transmitting electromagnetic radiation. The glazing may also be a laminate.Type: ApplicationFiled: October 17, 2008Publication date: September 2, 2010Applicant: PILKINGTON GROUP LIMITEDInventor: Joseph Jeremy Boote