Patents by Inventor Dennis G. Doyle

Dennis G. Doyle 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).

  • Patent number: 8613134
    Abstract: Disclosed herein is method of operating a piece of surface mount technology manufacturing equipment. The method comprises providing a piece of surface mount technology manufacturing equipment having a first substrate transport track disposed in a first position and a second substrate transport track disposed in a second position, moving the first substrate transport track from the first position to a third position, and moving the second substrate transport track from the second position to the first position.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: December 24, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20130333206
    Abstract: Disclosed herein is an apparatus for depositing viscous material on an electronic substrate. The apparatus comprises a frame, an assembly material applicator coupled to the frame and configured to apply assembly material to the electronic substrate, a substrate support assembly, coupled to the frame, configured to support and secure the electronic substrate in a material application position, and a transport system, coupled to the frame, to shuttle electronic substrates to and from the substrate support assembly, the transport system including an upper track and a lower track disposed below the upper track.
    Type: Application
    Filed: August 16, 2013
    Publication date: December 19, 2013
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventor: Dennis G. Doyle
  • Patent number: 8555783
    Abstract: Disclosed herein is an apparatus for depositing viscous material on an electronic substrate. The apparatus comprises a frame, an assembly material applicator coupled to the frame and configured to apply assembly material to the electronic substrate, a substrate support assembly, coupled to the frame, configured to support and secure the electronic substrate in a material application position, and a transport system, coupled to the frame, to shuttle electronic substrates to and from the substrate support assembly, the transport system including an upper track and a lower track disposed below the upper track.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: October 15, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Patent number: 8555784
    Abstract: Disclosed herein is an apparatus for depositing viscous material on an electronic substrate. The apparatus comprises a frame, an assembly material applicator coupled to the frame and configured to apply assembly material to the electronic substrate, a substrate support assembly, coupled to the frame, configured to support and secure the electronic substrate in a material application position, and a transport system, coupled to the frame, to shuttle electronic substrates to and from the substrate support assembly, the transport system including an upper track and a lower track disposed below the upper track.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: October 15, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20130199386
    Abstract: A stencil printer for printing viscous material on an electronic substrate includes a stencil having apertures formed therein, and a print head positioned over the stencil and configured to deposit viscous material within the apertures of the stencil. The print head includes a housing defining an elongate chamber, a source port defining a passage having an inlet positioned to allow viscous material to flow into the elongate chamber, a pair of blades defining a slot that provides an outlet from which viscous material can flow out of the elongate chamber, an elongate plunger movable in the elongate chamber to reduce a volume of viscous material within the elongate chamber, and at least one sensor to detect pressure of the viscous material within the elongate chamber.
    Type: Application
    Filed: February 8, 2012
    Publication date: August 8, 2013
    Applicant: Illinois Tool Works Inc.
    Inventors: James Lynch, Dennis G. Doyle, Kenneth King, Joseph A. Perault, John George Klauser
  • Publication number: 20130180829
    Abstract: Disclosed herein is an apparatus for depositing viscous material on an electronic substrate. The apparatus comprises a frame, an assembly material applicator coupled to the frame and configured to apply assembly material to the electronic substrate, a substrate support assembly, coupled to the frame, configured to support and secure the electronic substrate in a print position, and a transport system, coupled to the frame, to shuttle electronic substrates to and from the substrate support assembly, the transport system including a first track and a second track, the first track being mounted on a first displacement mechanism and the second track being mounted on a second displacement mechanism configured to laterally move the second track relative to the first track, the second displacement mechanism configured to raise the first track relative to the second track.
    Type: Application
    Filed: March 7, 2013
    Publication date: July 18, 2013
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventor: Dennis G. Doyle
  • Patent number: 8474377
    Abstract: A combination stencil printer and dispenser includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head coupled to the frame to deposit and print viscous material over the stencil. In one embodiment, the combination stencil printer and dispenser further includes a cleaning assembly coupled to the frame to wipe excess viscous material from a bottom surface of the stencil. The combination stencil printer and dispenser further includes a dispenser mounted on the cleaning assembly to dispense viscous material on the substrate when the substrate is in the print position. In other embodiments, the dispenser can be mounted on a movable stencil or on an independent gantry provided within the combination stencil printer and dispenser.
    Type: Grant
    Filed: December 8, 2010
    Date of Patent: July 2, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20130136850
    Abstract: A method of depositing materials on an electronic substrate with a material deposition system is disclosed. The deposition system includes a frame, a gantry system coupled to the frame, a deposition head coupled to the gantry system and configured to deposit dots of low viscous and semi-viscous material on the electronic substrate, and a controller configured to control the operation of the material deposition system, including the operation of the gantry system and the deposition head. The method includes depositing a line or a pattern of material on the electronic substrate by moving the deposition head along an axis of motion that is substantially non-parallel to a direction of the line or pattern. Other methods and deposition systems are further disclosed.
    Type: Application
    Filed: November 29, 2011
    Publication date: May 30, 2013
    Applicant: Illinois Tool Works Inc.
    Inventors: Dennis G. Doyle, Thomas C. Prentice, Patsy A. Mattero, David P. Prince
  • Publication number: 20130133574
    Abstract: A material deposition system for depositing materials on an electronic substrate with a material deposition system is disclosed. The deposition system includes a frame, a gantry system coupled to the frame, a deposition head coupled to the gantry system and configured to deposit dots of low viscous and semi-viscous material on the electronic substrate, and a controller configured to control the operation of the material deposition system, including the operation of the gantry system and the deposition head. The system is capable of depositing a line or a pattern of material on the electronic substrate by moving the deposition head along an axis of motion that is substantially non-parallel to a direction of the line or pattern. Other deposition systems and methods are further disclosed.
    Type: Application
    Filed: November 29, 2011
    Publication date: May 30, 2013
    Applicant: Illinois Tool Works Inc.
    Inventors: Dennis G. Doyle, Thomas C. Prentice, Patsy A. Mattero, David P. Prince
  • Patent number: 8413578
    Abstract: Disclosed herein is a modular printing system for printing viscous material on electronic substrates. The modular printing system comprises a first stencil printer including a substrate support assembly including a support configured to support and secure the electronic substrate in a print position, and a first system configured to shuttle electronic substrates to and from the first support of the first substrate support assembly, the first system including an upper track and a lower track disposed below the upper track, and at least one second stencil printer including a second substrate support assembly including a support configured to support and secure the electronic substrate in a print position, and a system configured to shuttle electronic substrates to and from the support of the second substrate support assembly, the system including a at least one upper track and a lower track disposed below the upper track.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: April 9, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Patent number: 8413577
    Abstract: Disclosed herein is an apparatus for depositing viscous material on an electronic substrate. The apparatus comprises a frame, an assembly material applicator coupled to the frame and configured to apply assembly material to the electronic substrate, a substrate support assembly, coupled to the frame, configured to support and secure the electronic substrate in a print position, and a transport system, coupled to the frame, to shuttle electronic substrates to and from the substrate support assembly, the transport system including a first track and a second track, the first track being mounted on a first displacement mechanism and the second track being mounted on a second displacement mechanism configured to laterally move the second track relative to the first track, the second displacement mechanism configured to raise the first track relative to the second track.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: April 9, 2013
    Assignee: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Patent number: 8230785
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head, coupled to the frame, to deposit and print viscous material over the stencil. The print head may include a squeegee blade configured to engage the stencil, a squeegee blade mount configured to house the squeegee blade, a squeegee blade movement mechanism configured to move the squeegee blade mount in a z-axis direction from a raised position in which the squeegee blade is spaced from stencil and a lowered position in which the squeegee blade engages and applies a force on the stencil, and a connector configured to pivotally connect the squeegee blade mount to the squeegee blade movement mechanism. The connector may include a load cell configured to measure force of the squeegee blade against the stencil. Other embodiments and related methods are further disclosed.
    Type: Grant
    Filed: August 2, 2011
    Date of Patent: July 31, 2012
    Assignee: Illinois Tool Works Inc.
    Inventors: Dennis G. Doyle, Ronald J. Forget
  • Patent number: 8230784
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head, coupled to the frame, to deposit and print viscous material over the stencil. The print head includes a squeegee assembly having at least one squeegee blade and a squeegee blade movement mechanism configured to move the squeegee blade from a raised position in which the squeegee blade is spaced from stencil and a lowered position in which the squeegee blade engages and applies a force on the stencil. The print head further has a device to detect a first reference point associated with a first force of the squeegee blade against the stencil and a second reference point associated with a second force of the squeegee blade against the stencil when moving the squeegee blade to the lowered position in which the squeegee blade engages and applies a force on the stencil.
    Type: Grant
    Filed: September 23, 2010
    Date of Patent: July 31, 2012
    Assignee: Illinois Took Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20120145014
    Abstract: A combination stencil printer and dispenser includes a frame, a movable stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head coupled to the frame to deposit and print viscous material over the stencil. The combination stencil printer and dispenser further includes a dispenser mounted on the movable stencil to dispense viscous material on the substrate when the substrate is in the print position. In other embodiments, the dispenser can be mounted on a stencil wiper or on an independent gantry provided within the combination stencil printer and dispenser.
    Type: Application
    Filed: December 8, 2010
    Publication date: June 14, 2012
    Applicant: Illinois tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20120145015
    Abstract: A combination stencil printer and dispenser includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head coupled to the frame to deposit and print viscous material over the stencil. In one embodiment, the combination stencil printer and dispenser further includes a cleaning assembly coupled to the frame to wipe excess viscous material from a bottom surface of the stencil. The combination stencil printer and dispenser further includes a dispenser mounted on the cleaning assembly to dispense viscous material on the substrate when the substrate is in the print position. In other embodiments, the dispenser can be mounted on a movable stencil or on an independent gantry provided within the combination stencil printer and dispenser.
    Type: Application
    Filed: December 8, 2010
    Publication date: June 14, 2012
    Applicant: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20120145013
    Abstract: A combination stencil printer and dispenser includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head coupled to the frame to deposit and print viscous material over the stencil. The combination stencil printer and dispenser further includes a dispenser mounted on an independent gantry to dispense viscous material on the substrate when the substrate is in the print position. In other embodiments, the dispenser can be mounted on a stencil wiper assembly or a movable stencil provided within the combination stencil printer and dispenser.
    Type: Application
    Filed: December 8, 2010
    Publication date: June 14, 2012
    Applicant: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20120145016
    Abstract: A method of depositing viscous material on a substrate includes positioning the substrate in a print position, performing a print operation on the substrate with a print head and a stencil to deposit viscous material on the substrate, and inspecting the substrate with a vision system to detect a defect with the deposit of viscous material on the substrate. The method further includes, in the event of a defect, re-working the substrate by depositing viscous material on the substrate with a dispenser attached to a cleaning assembly, the stencil, or an independent gantry to correct the defect.
    Type: Application
    Filed: December 8, 2010
    Publication date: June 14, 2012
    Applicant: Illinois Tool Works Inc.
    Inventor: Dennis G. Doyle
  • Publication number: 20110283512
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head, coupled to the frame, to deposit and print viscous material over the stencil. The print head may include a squeegee blade configured to engage the stencil, a squeegee blade mount configured to house the squeegee blade, a squeegee blade movement mechanism configured to move the squeegee blade mount in a z-axis direction from a raised position in which the squeegee blade is spaced from stencil and a lowered position in which the squeegee blade engages and applies a force on the stencil, and a connector configured to pivotally connect the squeegee blade mount to the squeegee blade movement mechanism. The connector may include a load cell configured to measure force of the squeegee blade against the stencil. Other embodiments and related methods are further disclosed.
    Type: Application
    Filed: August 2, 2011
    Publication date: November 24, 2011
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventors: Dennis G. Doyle, Ronald J. Forget
  • Patent number: 7987781
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head, coupled to the frame, to deposit and print viscous material over the stencil. The print head may include a squeegee blade configured to engage the stencil, a squeegee blade mount configured to house the squeegee blade, a squeegee blade movement mechanism configured to move the squeegee blade mount in a z-axis direction from a raised position in which the squeegee blade is spaced from stencil and a lowered position in which the squeegee blade engages and applies a force on the stencil, and a connector configured to pivotally connect the squeegee blade mount to the squeegee blade movement mechanism. The connector may include a load cell configured to measure force of the squeegee blade against the stencil. Other embodiments and related methods are further disclosed.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: August 2, 2011
    Assignee: Illinois Tool Works, Inc.
    Inventors: Dennis G. Doyle, Ronald J. Forget
  • Publication number: 20110011288
    Abstract: A stencil printer includes a frame, a stencil coupled to the frame, a substrate support coupled to the frame to support a substrate in a print position, and a print head, coupled to the frame, to deposit and print viscous material over the stencil. The print head includes a squeegee assembly having at least one squeegee blade and a squeegee blade movement mechanism configured to move the squeegee blade from a raised position in which the squeegee blade is spaced from stencil and a lowered position in which the squeegee blade engages and applies a force on the stencil. The print head further has a device to detect a first reference point associated with a first force of the squeegee blade against the stencil and a second reference point associated with a second force of the squeegee blade against the stencil when moving the squeegee blade to the lowered position in which the squeegee blade engages and applies a force on the stencil.
    Type: Application
    Filed: September 23, 2010
    Publication date: January 20, 2011
    Applicant: ILLINOIS TOOL WORKS, INC.
    Inventor: Dennis G. Doyle