Patents by Inventor Nicholas Obteshka

Nicholas Obteshka 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).

  • Crossbow with spiral wound cam system
    Patent number: 11946718
    Abstract: A crossbow including a frame having a projectile axis; a first flexible limb and a second flexible limb attached to the frame; a first cam attached having a larger diameter portion, a smaller diameter portion, and a rotational axis substantially parallel to the projectile axis; a second cam having a larger diameter portion, a smaller diameter portion, and a rotational axis substantially parallel to the projectile axis; a first pulley attached to the first flexible limb; a second pulley attached to the second flexible limb; a first power cable attached to the smaller diameter portion of the first cam and the first flexible limb; a second power cable attached to the smaller diameter portion of the second cam and the second flexible limb; and a drawstring attached to the larger diameter portion of the first cam and the larger diameter portion of the second cam.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: April 2, 2024
    Assignee: Ravin Crossbows, LLC
    Inventors: Nicholas Obteshka, Craig Yehle
  • CROSSBOW WITH SPIRAL WOUND CAM SYSTEM
    Publication number: 20230127133
    Abstract: A crossbow including a frame having a projectile axis; a first flexible limb and a second flexible limb attached to the frame; a first cam attached having a larger diameter portion, a smaller diameter portion, and a rotational axis substantially parallel to the projectile axis; a second cam having a larger diameter portion, a smaller diameter portion, and a rotational axis substantially parallel to the projectile axis; a first pulley attached to the first flexible limb; a second pulley attached to the second flexible limb; a first power cable attached to the smaller diameter portion of the first cam and the first flexible limb; a second power cable attached to the smaller diameter portion of the second cam and the second flexible limb; and a drawstring attached to the larger diameter portion of the first cam and the larger diameter portion of the second cam.
    Type: Application
    Filed: October 25, 2022
    Publication date: April 27, 2023
    Applicant: Ravin Crossbows, LLC
    Inventors: Nicholas Obteshka, Craig Yehle