Patents by Inventor William C. Dahl, II

William C. Dahl, II 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).

  • Single cam compound bow
    Patent number: 8485169
    Abstract: Improved compound archery bow features a cable guard that separates the crossing inside cable segments allowing the intersection locus of the crossing cable inside segments to freely glide through the guard as the bow is drawn and released, a dual cam power pulley having a power lobe cam presenting a power cable race spiraling outward on a side face of an elliptical draw lobe cam presenting a draw-lobe cable race where the power cable winds as the inside drawstring cable segment unwinds from around the power cable race of the power lobe cam, and the outside drawstring cable segment unwinds from and winds-up around the draw-lobe cable race of the elliptical draw lobe cam as the bow is drawn and released, and bow-limb mounting and limb-pod structures at the respective ends of the bow riser for anchoring, aligning and supporting extending bow limbs for flexure.
    Type: Grant
    Filed: September 6, 2012
    Date of Patent: July 16, 2013
    Inventor: William C. Dahl, II
  • Single Cam Compound Bow
    Publication number: 20120325195
    Abstract: Improved compound archery bow features a cable guard that separates the crossing inside cable segments allowing the intersection locus of the crossing cable inside segments to freely glide through the guard as the bow is drawn and released, a dual cam power pulley having a power lobe cam presenting a power cable race spiraling outward on a side face of an elliptical draw lobe cam presenting a draw-lobe cable race where the power cable winds as the inside drawstring cable segment unwinds from around the power cable race of the power lobe cam, and the outside drawstring cable segment unwinds from and winds-up around the draw-lobe cable race of the elliptical draw lobe cam as the bow is drawn and released, and bow-limb mounting and limb-pod structures at the respective ends of the bow riser for anchoring, aligning and supporting extending bow limbs for flexure.
    Type: Application
    Filed: September 6, 2012
    Publication date: December 27, 2012
    Inventor: William C. Dahl, II
  • Single-cam compound bow
    Patent number: 8281773
    Abstract: Improved compound archery bow features a cable guard that separates the crossing inside cable segments allowing the intersection locus of the crossing cable inside segments to freely glide through the guard as the bow is drawn and released, a dual cam power pulley having a power lobe cam presenting a power cable race spiraling outward on a side face of an elliptical draw lobe cam presenting a draw-lobe cable race where the power cable winds as the inside drawstring cable segment unwinds from around the power cable race of the power lobe cam, and the outside drawstring cable segment unwinds from and winds-up around the draw-lobe cable race of the elliptical draw lobe cam as the bow is drawn and released, and bow-limb mounting and limb-pod structures at the respective ends of the bow riser for anchoring, aligning and supporting extending bow limbs for flexure.
    Type: Grant
    Filed: May 4, 2010
    Date of Patent: October 9, 2012
    Inventors: William C. Dahl, II, Mario Pellegrini, Jeffrey Muirhead
  • Single-Cam Compound Bow
    Publication number: 20100263650
    Abstract: Improved compound archery bow features a cable guard that separates the crossing inside cable segments allowing the intersection locus of the crossing cable inside segments to freely glide through the guard as the bow is drawn and released, a dual cam power pulley having a power lobe cam presenting a power cable race spiraling outward on a side face of an elliptical draw lobe cam presenting a draw-lobe cable race where the power cable winds as the inside drawstring cable segment unwinds from around the power cable race of the power lobe cam, and the outside drawstring cable segment unwinds from and winds-up around the draw-lobe cable race of the elliptical draw lobe cam as the bow is drawn and released, and bow-limb mounting and limb-pod structures at the respective ends of the bow riser for anchoring, aligning and supporting extending bow limbs for flexure.
    Type: Application
    Filed: May 4, 2010
    Publication date: October 21, 2010
    Applicant: TNT Archery LLC
    Inventors: William C. Dahl, II, Mario Pellegrini, Jeffrey Muirhead
  • Single-cam compound bow
    Patent number: D623252
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: September 7, 2010
    Inventors: Mario Pellegrini, William C. Dahl, II
  • Hybrid cable guard slide for compound archery bows
    Patent number: D785124
    Type: Grant
    Filed: January 2, 2016
    Date of Patent: April 25, 2017
    Inventor: William C. Dahl, II
  • Replaceable 3-vane arrow flight
    Patent number: D844090
    Type: Grant
    Filed: July 22, 2017
    Date of Patent: March 26, 2019
    Inventor: William C Dahl, II