Patents by Inventor David J. Yanska

David J. Yanska 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).

  • Bearing insert for a bearing arrangement
    Patent number: 10294632
    Abstract: A replaceable bearing insert may include a bearing surface including a curvature configured to be complementarily contoured to a trunnion ball. The bearing surface may be configured to be in confronting engagement with the trunnion ball. An outer surface opposite the bearing surface may be configured to be received in confronting engagement with an inner surface of an adapter. A first semi-annular flange may extend radially outwardly beyond the outer surface. A second semi-annular flange may extend radially outwardly beyond the outer surface. The first semi-annular flange and the second semi-annular flange may be configured to extend along a first side and a second side of the adapter, respectively, such that the inner surface of the adapter is positioned between the first semi-annular flange and the second semi-annular flange.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: May 21, 2019
    Assignee: Caterpillar Inc.
    Inventors: Eugene Alarilla Pascual, David J. Yanska, Matthew Ryan Swank, Chad M. Arnold
  • Seal system for dry lube pin joints
    Patent number: 10024350
    Abstract: A pin connection for a machine is provided that comprises a structural member that defines a pin receiving bore, a bearing housing that defines a bearing receiving bore, a self-lubricating bearing that defines a pin receiving bore, and a pin that is disposed in the bores of the bearing and the structural member. The pin connection may further comprise a seal assembly that is disposed in the bearing receiving bore of the bearing housing, the seal assembly comprising a micro-cellular closed cell foam member and a first rigid member.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: July 17, 2018
    Assignee: Caterpillar Inc.
    Inventors: David J. Yanska, Aaron Kenneth Amstutz, Sunil I Mathew, Darren B. Antoine
  • BEARING INSERT FOR A BEARING ARRANGEMENT
    Publication number: 20170342681
    Abstract: A replaceable bearing insert may include a bearing surface including a curvature configured to be complementarily contoured to a trunnion ball. The bearing surface may be configured to be in confronting engagement with the trunnion ball. An outer surface opposite the bearing surface may be configured to be received in confronting engagement with an inner surface of an adapter. A first semi-annular flange may extend radially outwardly beyond the outer surface. A second semi-annular flange may extend radially outwardly beyond the outer surface. The first semi-annular flange and the second semi-annular flange may be configured to extend along a first side and a second side of the adapter, respectively, such that the inner surface of the adapter is positioned between the first semi-annular flange and the second semi-annular flange.
    Type: Application
    Filed: May 27, 2016
    Publication date: November 30, 2017
    Applicant: Caterpillar Inc.
    Inventors: Eugene Alarilla Pascual, David J. Yanska, Matthew Ryan Swank, Chad M. Arnold
  • Seal System for Dry Lube Pin Joints
    Publication number: 20170204892
    Abstract: A pin connection for a machine is provided that comprises a structural member that defines a pin receiving bore, a bearing housing that defines a bearing receiving bore, a self-lubricating bearing that defines a pin receiving bore, and a pin that is disposed in the bores of the bearing and the structural member. The pin connection may further comprise a seal assembly that is disposed in the bearing receiving bore of the bearing housing, the seal assembly comprising a micro-cellular closed cell foam member and a first rigid member.
    Type: Application
    Filed: January 20, 2016
    Publication date: July 20, 2017
    Applicant: Caterpillar Inc.
    Inventors: David J. Yanska, Aaron Kenneth Amstutz, Sunil I. Mathew, Darren B. Antoine