Patents by Inventor Shawn McGrogan

Shawn McGrogan 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).

  • HIGH STRENGTH AND STIFFNESS SILENT CHAIN WITH IMPROVED NOISE
    Publication number: 20100311530
    Abstract: An improved link for a chain for use with a sprocket, the link comprising a body having a pair of apertures for receiving connecting pins and a pair of teeth having outside flanks, and inside flanks between the teeth defining a crotch. The improvement includes an effective outer flank angle between a line tangent to the outer flank of the link at 1.5 P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, an effective inner flank angle between a line tangent to the inner flank of the link at 0.5 P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, and a plurality ratios. The links may be assembled into a chain and connected by a plurality of pins.
    Type: Application
    Filed: August 18, 2010
    Publication date: December 9, 2010
    Applicant: BORGWARNER INC.
    Inventors: Timothy J. Ledvina, D. Laurence Parks, Shawn McGrogan, Wes Park
  • High strength and stiffness silent chain with improved noise
    Patent number: 7803080
    Abstract: An improved link for a chain for use with a sprocket, the link comprising a body having a pair of apertures for receiving connecting pins and a pair of teeth having outside flanks, and inside flanks between the teeth defining a crotch. The improvement includes an effective outer flank angle between a line tangent to the outer flank of the link at 1.5 P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, an effective inner flank angle between a line tangent to the inner flank of the link at 0.5 P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, and a plurality ratios. The links may be assembled into a chain and connected by a plurality of pins.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: September 28, 2010
    Assignee: BorgWarner Inc.
    Inventors: Timothy J. Ledvina, D. Laurence Parks, Shawn McGrogan, Wes Park
  • HIGH STRENGTH AND STIFFNESS SILENT CHAIN IMPROVED NOISE
    Publication number: 20070155564
    Abstract: An improved link for a chain for use with a sprocket, the link comprising a body having a pair of apertures for receiving connecting pins and a pair of teeth having outside flanks, and inside flanks between the teeth defining a crotch. The improvement includes an effective outer flank angle between a line tangent to the outer flank of the link at 1.5P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, an effective inner flank angle between a line tangent to the inner flank of the link at 0.5P and a vertical line intersecting the tangent line of less than or equal to 29 degrees, and a plurality ratios. The links may be assembled into a chain and connected by a plurality of pins.
    Type: Application
    Filed: December 13, 2006
    Publication date: July 5, 2007
    Applicant: BORGWARNER INC.
    Inventors: Timothy Ledvina, D. Laurence Parks, Shawn McGrogan, Wes Park