Patents by Inventor Jennings L. Jeffrey

Jennings L. Jeffrey 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: 4976250
    Abstract: A compound bow is disclosed that is fully adjustable for draw weight, draw length and let-off. The disclosed bow includes a frame assembly, a pair of bow limbs adjustably coupled at a first end thereof to the frame assembly to provide adjustment of the draw weight of the compound bow, an eccentric wheel coupled to a second end of each of the bow limbs, each eccentric wheel having a top cable travel groove and a bottom cable travel groove, wherein the bottom cable travel groove includes a let-off channel and a bow grip assembly coupled to the frame assembly. The frame assembly is mounted via a pivot pan assembly to draw length bar so that the draw length of the bow is fully adjustable.
    Type: Grant
    Filed: December 2, 1988
    Date of Patent: December 11, 1990
    Assignee: J.L.J. Manufacturing, Inc.
    Inventor: Jennings L. Jeffrey