Patents by Inventor Royal Gauvin

Royal Gauvin 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: 11459701
    Abstract: A wear element is disclosed that includes at least two layers of a structural material and at least one layer of a non-solid metal material, wherein the non-solid metal material includes a non-homogenous edge for contacting a roll surface.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: October 4, 2022
    Assignee: Kadant Inc.
    Inventors: Michael Draper, Royal Gauvin
  • Publication number: 20190301098
    Abstract: A wear element is disclosed that includes at least two layers of a structural material and at least one layer of a non-solid metal material, wherein the non-solid metal material includes a non-homogenous edge for contacting a roll surface.
    Type: Application
    Filed: March 28, 2019
    Publication date: October 3, 2019
    Inventors: Michael DRAPER, Royal GAUVIN
  • Patent number: 8719996
    Abstract: A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes a pad that is attached to a support structure, wherein the pad includes a plurality of pad apertures and the support structure includes a plurality of support structure apertures. A vacuum is provided proximate the plurality of support structure apertures for removing debris from a moving surface during use as well as for facilitating cooling of the pad during use.
    Type: Grant
    Filed: December 11, 2008
    Date of Patent: May 13, 2014
    Assignee: Kadant, Inc.
    Inventors: Allen Brauns, Royal Gauvin, Robert Johnson, Normand Boucher
  • Patent number: 8435385
    Abstract: A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes at least one pad that is coupled to a support shoe. The support shoe is attached to a first end of a plate element, and the plate element includes a second end that is adapted to be received by a doctor blade holder.
    Type: Grant
    Filed: June 19, 2012
    Date of Patent: May 7, 2013
    Assignee: Kadant Inc.
    Inventors: Royal Gauvin, Marcelo De Boni, Allen J. Brauns, Daire Kavanagh
  • Patent number: 8321992
    Abstract: A doctor blade holder is disclosed that includes first and second members as well as position adjustment means. The first member includes a plurality of first member mounting structures that are integrally formed with the first member and are mutually spaced apart from one another along an elongated direction that is parallel with an elongated edge of a doctor blade. The second member is coupled to the first member, at least in part, by a plurality of second member mounting structures that are mutually spaced apart from one another along the elongated direction that is parallel with the elongated edge of the doctor blade. The position adjustment means is for adjusting the relative positions of the first member and the second member while the first member is coupled to the second member, at least in part, by the plurality of first member mounting structures and the plurality of second member mounting structures.
    Type: Grant
    Filed: December 3, 2008
    Date of Patent: December 4, 2012
    Assignee: Kadant Web Systems, Inc.
    Inventors: Royal Gauvin, David Leeman
  • Patent number: 8293074
    Abstract: A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes at least one pad that is coupled to a support shoe. The support shoe is attached to a first end of a plate element, and the plate element includes a second end that is adapted to be received by a doctor blade holder.
    Type: Grant
    Filed: March 2, 2010
    Date of Patent: October 23, 2012
    Assignee: Kadant, Inc.
    Inventors: Royal Gauvin, Marcelo De Boni, Allen J. Brauns, Daire Kavanagh
  • Publication number: 20120260452
    Abstract: A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes at least one pad that is coupled to a support shoe. The support shoe is attached to a first end of a plate element, and the plate element includes a second end that is adapted to be received by a doctor blade holder.
    Type: Application
    Filed: June 19, 2012
    Publication date: October 18, 2012
    Applicant: KADANT INC.
    Inventors: Royal Gauvin, Marcelo De Boni, Allen J. Brauns, Daire Kavanagh
  • Publication number: 20110026993
    Abstract: A doctor blade holder is disclosed that includes a first member, a second member position adjustment elements, and fluid assisted cleaning elements. The first member includes an elongated edge that is adapted for receiving a doctor blade, and the second member is movably coupled to the first member. The second member is secured to a doctor back. The position adjustment elements are for adjusting the relative position of the first member and the second member. The fluid assisted cleaning elements are for providing pressurized fluid to an area near an elongated edge of the doctor blade. The fluid assisted cleaning elements include at least one plenum within the first member.
    Type: Application
    Filed: August 11, 2010
    Publication date: February 3, 2011
    Applicant: KADANT INC.
    Inventors: David Leeman, Royal Gauvin
  • Patent number: 7867364
    Abstract: A doctor assembly is disclosed for use in a paper-making machine. The doctor assembly includes a doctor blade holder into which a doctor blade may be inserted and the doctor blade holder includes a pressure plate, pressure adjustment system, a support tray, and a bracket in accordance with an embodiment. The pressure plate is for supporting and aligning the doctor blade in a cross machine direction for application to a machine roll. The pressure adjustment system is for adjusting the pressure applied to the machine roll by the doctor blade, said pressure adjustment means including at least one fluid reservoir having a wall that contacts the pressure plate. The support tray for supporting the at least one fluid reservoir, and the support tray includes at least one bracket alignment feature. The bracket is attached to the support tray for pivotal attachment to the pressure plate.
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: January 11, 2011
    Assignee: Kadant Inc.
    Inventors: David Leeman, Royal Gauvin
  • Publication number: 20100218909
    Abstract: A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes at least one pad that is coupled to a support shoe. The support shoe is attached to a first end of a plate element, and the plate element includes a second end that is adapted to be received by a doctor blade holder.
    Type: Application
    Filed: March 2, 2010
    Publication date: September 2, 2010
    Applicant: KADANT INC.
    Inventors: Royal Gauvin, Marcelo De Boni, Allen J. Brauns, Daire Kavanagh
  • Publication number: 20090148208
    Abstract: A doctor blade holder is disclosed that includes first and second members as well as position adjustment means. The first member includes a plurality of first member mounting structures that are integrally formed with the first member and are mutually spaced apart from one another along an elongated direction that is parallel with an elongated edge of a doctor blade. The second member is coupled to the first member, at least in part, by a plurality of second member mounting structures that are mutually spaced apart from one another along the elongated direction that is parallel with the elongated edge of the doctor blade. The position adjustment means is for adjusting the relative positions of the first member and the second member while the first member is coupled to the second member, at least in part, by the plurality of first member mounting structures and the plurality of second member mounting structures.
    Type: Application
    Filed: December 3, 2008
    Publication date: June 11, 2009
    Applicant: KADANT WEB SYSTEMS, INC.
    Inventors: Royal Gauvin, David Leeman
  • Publication number: 20080190579
    Abstract: A doctor assembly is disclosed for use in a paper-making machine. The doctor assembly includes a doctor blade holder into which a doctor blade may be inserted and the doctor blade holder includes a pressure plate, pressure adjustment system, a support tray, and a bracket in accordance with an embodiment. The pressure plate is for supporting and aligning the doctor blade in a cross machine direction for application to a machine roll. The pressure adjustment system is for adjusting the pressure applied to the machine roll by the doctor blade, said pressure adjustment means including at least one fluid reservoir having a wall that contacts the pressure plate. The support tray for supporting the at least one fluid reservoir, and the support tray includes at least one bracket alignment feature. The bracket is attached to the support tray for pivotal attachment to the pressure plate.
    Type: Application
    Filed: August 14, 2007
    Publication date: August 14, 2008
    Applicant: KADANT WEB SYSTEMS, INC.
    Inventors: David Leeman, Royal Gauvin