Patents by Inventor Sheila Hamilton
Sheila Hamilton 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).
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Publication number: 20240131561Abstract: The present invention relates to a contact cleaning apparatus (100) including an elastomeric roller (120), rotatably mounted within a contact cleaning apparatus such that an outer surface (123) of said elastomeric roller contactingly engages a substrate surface (112) during use. There is also provided an apparatus for evaluating said outer surface of said elastomeric roller, including an electromagnetic radiation source (140), configured to selectively emit electromagnetic radiation of a predetermined electromagnetic spectrum onto at least one predetermined region (125) of said outer surface, a detector (160), configured to receive at least a first reflection of said electromagnetic radiation from said at least one predetermined region, and a controller (270) operably coupled to said detector and adapted to determine at least one characteristic parameter of at least said first reflection.Type: ApplicationFiled: February 25, 2022Publication date: April 25, 2024Inventors: Sheila HAMILTON, Stephen MITCHELL
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Publication number: 20240042499Abstract: The present invention relates generally to a system and a method for cleaning the surface of an object. More particularly, the present invention relates to a system and a method that removes inorganic contaminants from the surface of the object and then activates the surface and removes organic contaminants therefrom. The system for cleaning an object includes a first cleaner (120), including at least one elastomeric roll (122), rotatably mounted to said first cleaner and having a generally cylindrical outer surface configured to contact a first surface of the object for removing inorganic contaminants. The system also includes at least one adhesive roll (424,434), rotatably mounted to said first cleaner and having a generally cylindrical outer surface in contact with a portion of said outer surface of said at least one elastomeric roll.Type: ApplicationFiled: November 24, 2021Publication date: February 8, 2024Inventors: Sheila HAMILTON, Stephen MITCHELL
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Publication number: 20230302503Abstract: Apparatus (10) for automatically removing an exhausted layer of adhesive material from an adhesive roll (12), said apparatus comprising an adhesive roll (12) comprising at least one layer of adhesive material (22), said at least one adhesive layer having first and second mutually opposing faces, said second face releasably attached to said adhesive roll and having a first adhesion force between said second face and an said adhesive roll; and an adhesive layer removal mechanism (14) comprising an outer surface arranged to operably engage said at least one layer of adhesive material of said adhesive roll and remove the same from said adhesive roll, said outer surface having a second adhesion force between said outer surface and said at least one layer of adhesive material, wherein said second adhesion force is greater than the first adhesion force.Type: ApplicationFiled: August 5, 2021Publication date: September 28, 2023Inventors: Sheila Hamilton, Stephen Frank Mitchell
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Publication number: 20230191459Abstract: There is provided a contact cleaning surface (10), for a contact cleaning roller, configured to collect and/or remove contaminating particles from a contaminated substrate, including a frame defining a plurality of recessed cells (14), the frame having at least one wall defining the perimeter of each cell, the at least one wall having a pair of parallel opposing surfaces upstanding substantially perpendicularly from a base and terminating in a contact surface configured to contact the contaminated substrate, the at least one wall having a cross-sectional area that is substantially the same between said base and said contact surface. There is also provided a contact cleaning and an apparatus, each configured to collect and/or remove contaminating particles from a contaminated substrate, and method of collecting and/or removing contaminating particles from a contaminated substrate.Type: ApplicationFiled: May 6, 2021Publication date: June 22, 2023Inventors: Sheila Hamilton, Stephen Frank Mitchell
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Publication number: 20230173556Abstract: The present disclosure relates to an apparatus for applying an adhesive layer to an adhesive roll in a contact cleaning device, in particular, but not exclusively, to an apparatus including an applicator or an apparatus including a cartridge with an applicator. The present invention also relates to apparatus for contact cleaning a substrate surface including a contact cleaning roller, an adhesive roll and an applicator. The apparatus is suitable for applying an adhesive layer to an adhesive roll in a contact cleaning device, said apparatus comprising an applicator arranged and configured to apply at least one adhesive layer to an outer surface of the adhesive roll.Type: ApplicationFiled: May 5, 2021Publication date: June 8, 2023Inventors: Sheila Hamilton, Stephen Frank Mitchell
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Patent number: 10960442Abstract: The invention relates to a coating line (1) cleaning apparatus (20) and a method for cleaning at least a selected part of a coating line.Type: GrantFiled: October 9, 2015Date of Patent: March 30, 2021Assignee: ITW LIMITEDInventor: Sheila Hamilton
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Patent number: 10399128Abstract: A system (10) for cleaning an object (12) includes a roll cleaner (14) having a rotatable elastomeric roll (20) with a cylindrical outer surface configured to contact the first surface of the object (12), a rotatable adhesive roll (22) with a cylindrical outer surface contacting a portion of the outer surface of the elastomeric roll (20), and a support (24). The object (12) passes between the elastomeric roll (20) and the support (24), which contacts a second, opposing object surface. An atmospheric plasma cleaner (16) includes a sealed chamber (32) and at least one electrode (34) disposed in the chamber (32) and receiving a high voltage to generate a plasma applied to the first object surface. At least a portion of an inlet of the plasma cleaner (16) is formed by the elastomeric roll (20) and the support (24), and the contacting of the first and second surfaces of the object (12) by the elastomeric roll (20) and the support (24) seals the inlet of the plasma cleaner (16).Type: GrantFiled: June 5, 2014Date of Patent: September 3, 2019Assignee: Illinois Tool Works Inc.Inventors: Rory A. Wolf, Stephen Frank Mitchell, Sheila Hamilton
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Patent number: 10213814Abstract: The invention relates to an adhesive roll comprising at least one sheet of adhesive material, the sheet comprising an adhesive and being doped with at least one optically detectable dopant.Type: GrantFiled: January 5, 2015Date of Patent: February 26, 2019Assignee: ITW LIMITEDInventors: Sheila Hamilton, Stephen Frank Mitchell
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Publication number: 20170239695Abstract: The invention relates to a coating line (1) cleaning apparatus (20) and a method for cleaning at least a selected part of a coating line.Type: ApplicationFiled: October 9, 2015Publication date: August 24, 2017Applicant: ITW LIMITEDInventor: Sheila Hamilton
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Publication number: 20170113254Abstract: A system (10) for cleaning an object (12) includes a roll cleaner (14) having a rotatable elastomeric roll (20) with a cylindrical outer surface configured to contact the first surface of the object (12), a rotatable adhesive roll (22) with a cylindrical outer surface contacting a portion of the outer surface of the elastomeric roll (20), and a support (24). The object (12) passes between the elastomeric roll (20) and the support (24), which contacts a second, opposing object surface. An atmospheric plasma cleaner (16) includes a sealed chamber (32) and at least one electrode (34) disposed in the chamber (32) and receiving a high voltage to generate a plasma applied to the first object surface. At least a portion of an inlet of the plasma cleaner (16) is formed by the elastomeric roll (20) and the support (24), and the contacting of the first and second surfaces of the object (12) by the elastomeric roll (20) and the support (24) seals the inlet of the plasma cleaner (16).Type: ApplicationFiled: June 5, 2014Publication date: April 27, 2017Inventors: Rory A. Wolf, Stephen Frank Mitchell, Sheila Hamilton
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Patent number: 9592536Abstract: There is herein described an improved contact cleaning surface and an improved method for cleaning surfaces. More particularly, there is described a contact cleaning surface comprising a micro-structured surface adapted to collect and/or remove microscopically sized contaminating material from a contaminated surface.Type: GrantFiled: September 24, 2009Date of Patent: March 14, 2017Assignee: ITW LIMITEDInventor: Sheila Hamilton
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Publication number: 20170008041Abstract: The invention relates to an adhesive roll comprising at least one sheet of adhesive material, the sheet comprising an adhesive and being doped with at least one optically detectable dopant.Type: ApplicationFiled: January 5, 2015Publication date: January 12, 2017Inventors: Sheila HAMILTON, Stephen Frank MITCHELL
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Publication number: 20130242510Abstract: There is herein described a method and apparatus for photoimaging. In particular, there is described a method and apparatus for photoimaging a substrate covered with a wet curable photopolymer, wherein the photoimaged substrate is used to form images such as electrical circuits.Type: ApplicationFiled: September 6, 2012Publication date: September 19, 2013Applicant: Rainbow Technology Systems LtdInventors: Charles Jonathan Kennett, Sheila Hamilton
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Patent number: 8288074Abstract: There is herein described a method and apparatus for photoimaging. In particular, there is described a method and apparatus for photoimaging a substrate covered with a wet curable photopolymer, wherein the photoimaged substrate is used to form images such as electrical circuits.Type: GrantFiled: July 8, 2009Date of Patent: October 16, 2012Assignee: Rainbow Technology Systems LimitedInventors: Sheila Hamilton, Charles Jonathan Kennett
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Publication number: 20120174947Abstract: There is herein described an improved adhesive sheeted roll. More particularly, there is described an improved adhesive sheeted roll and individual sheets making up the sheeted roll which contain no silicones.Type: ApplicationFiled: June 25, 2010Publication date: July 12, 2012Applicant: ITW CS (UK) LIMITEDInventor: Sheila Hamilton
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Patent number: 8157715Abstract: A fluid supply assembly for a shaft mounted device, such as an oscillating roller, is disclosed having a fluid powered apparatus comprising a shaft comprising a first fluid passageway extending through a portion of the shaft and exiting at an exit point on the shaft wall; a connector arranged on the device having a bore for receiving the shaft comprising a first seal spaced apart from a second seal within the bore along an axis parallel to the shaft, the first seal, second seal, the bore and the shaft wall defining a fluid annular chamber, and a second fluid passageway leading from the fluid annular chamber to the fluid powered apparatus wherein, in use, the exit point on the shaft wall remains between the first and second seals. The fluid supply assembly allows quick release application of fluid powered rotating devices.Type: GrantFiled: June 27, 2008Date of Patent: April 17, 2012Assignee: ITW CS (UK) LimitedInventors: Sheila Hamilton, Charles Jonathan Kennett
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Publication number: 20120055509Abstract: There is herein described an improved method for cleaning contact cleaning rollers. More particularly, there is described an improved method for cleaning contact cleaning rollers using a cleaning surface comprising lyophilic and hydrophilic microfibers.Type: ApplicationFiled: March 3, 2010Publication date: March 8, 2012Applicant: ITW CS (UK) LIMITEDInventor: Sheila Hamilton
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Publication number: 20110005550Abstract: There is herein described an improved adhesive sheeted roll. More particularly, there is described an improved adhesive sheeted roll and individual sheets making up the sheeted roll which contain no silicones.Type: ApplicationFiled: July 7, 2010Publication date: January 13, 2011Applicant: TH Group LimitedInventor: Sheila Hamilton
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Publication number: 20100078042Abstract: There is herein described an improved contact cleaning surface and an improved method for cleaning surfaces. More particularly, there is described a contact cleaning surface comprising a micro-structured surface adapted to collect and/or remove microscopically sized contaminating material from a contaminated surface.Type: ApplicationFiled: September 24, 2009Publication date: April 1, 2010Applicant: TEKNEK HOLDINGS LIMITEDInventor: Sheila Hamilton
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Publication number: 20100015409Abstract: There is herein described a method and apparatus for photoimaging. In particular, there is described a method and apparatus for photoimaging a substrate covered with a wet curable photopolymer, wherein the photoimaged substrate is used to form images such as electrical circuits.Type: ApplicationFiled: September 18, 2008Publication date: January 21, 2010Inventors: Sheila Hamilton, Charles Jonathan Kennett